datavorous/entrance-exam-dataset huggingface dataset:
What is the algal component of lichens known as?

Options:
A Phycobiont
B Mycobiont
C Autbiont
D Abiont

The correct answer is:
Phycobiont

Solution:
The algal component of lichens is known as phycobiont, while the fungal component is known as mycobiont. The phycobiont is autotrophic and prepares food for the mycobiont, which is heterotrophic and provides shelter and absorbs mineral nutrients and water.

Topic: Biology, Biological Classification, NEET
What is the algebraic sum of the oxidation numbers of atoms in a compound or ion required to be?

Options:
A Positive
B Negative
C Zero
D Varies

The correct answer is:
Zero

Solution:
The algebraic sum of the oxidation numbers of all the atoms in a compound must be zero.

Topic: Chemistry, Redox Reactions, NEET
What is the alternate source of protein for animal and human nutrition?

Options:
A Meat
B Single Cell Protein (SCP)
C Microbes
D Fruits and vegetables

The correct answer is:
Single Cell Protein (SCP)

Solution:
Microbes like Spirulina can be used as an alternate source of protein for animal and human nutrition as they can be grown on various materials and serve as food rich in protein, minerals, fats, carbohydrate, and vitamins.

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What is the alternative approach to determine the rate law and order of a reaction?

Options:
A Measuring the slope of the tangent at a specific point
B Integrating the differential rate equation
C Using specialized equipment
D Increasing the quantity of reactants

The correct answer is:
Integrating the differential rate equation

Solution:
An alternative approach to determine the rate law and order of a reaction is to integrate the differential rate equation.

Topic: Chemistry, Chemical Kinetics, NEET
What is the alternative method for reducing carboxylic acids to alcohols when lithium aluminium hydride is not cost-effective?

Options:
A Esterification followed by oxidation
B Catalytic hydrogenation of esters
C Dehydration followed by reduction
D Oxidation followed by reduction

The correct answer is:
Catalytic hydrogenation of esters

Solution:
When lithium aluminium hydride is not cost-effective, carboxylic acids can be first converted to esters and then reduced to alcohols using catalytic hydrogenation.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the alternative way in which drugs inhibit the attachment of substrates to enzyme active sites?

Options:
A They enhance substrate binding.
B They block the allosteric site.
C They change the shape of the active site.
D They have no impact on substrate recognition.

The correct answer is:
They change the shape of the active site.

Solution:
Some drugs do not bind to the enzyme's active site but instead bind to a different site called the allosteric site, which changes the shape of the active site.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the altitude at which the atmosphere, assuming a constant density of 1.29 kg${{m}^{-3}}$, would extend?

Options:
A 7.75 kilometers
B 9.81 kilometers
C 8 kilometers
D 15.4 kilometers

The correct answer is:
8 kilometers

Solution:
Correct Option is : (C)
8 kilometers

Topic: Chemistry, Mechanical Properties of Fluids, NEET
What is the amount of CO₂ transported by RBCs in the blood?

Options:
A 20-25%
B 30-35%
C 40-45%
D 50-55%

The correct answer is:
20-25%

Solution:
Nearly 20

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the amount of electric power consumed by a pump on the ground floor of a building, which can pump up water to fill a tank with a volume of 30 m³ in 15 minutes, considering the tank is 40 m above the ground and the pump's efficiency is 30%?

Options:
A 8 kW
B 44.4 kW
C 12 kW
D 15 kW

The correct answer is:
44.4 kW

Solution:
Correct Option is : (B)
44.4 kW

Topic: Chemistry, Work Power Energy, NEET
What is the amount of electrostatic energy lost when a 600pF capacitor, initially charged by a 200V supply, is disconnected from the supply and connected to another uncharged 600pF capacitor?

Options:
A 12$\times {{10}^{-6}}$ joules
B $12\times {{10}^{-8}}$ joules
C 6 $\times {{10}^{-8}}$ joules
D 6$\times {{10}^{-6}}$ joules

The correct answer is:
6$\times {{10}^{-6}}$ joules

Solution:
Correct Option is : (D)
6$\times {{10}^{-6}}$ joules

Topic: Chemistry, Capacitance, NEET
What is the amount of energy required to launch a satellite, with a mass of 200 kg, from an orbit 400 km above Earth's surface to completely escape Earth's gravitational influence?

Options:
A 5.9 × 10^9 Joules
B 2.86 × 10^10 Joules
C 1.44 × 10^9 Joules
D 3.60 × 10^10 Joules

The correct answer is:
5.9 × 10^9 Joules

Solution:
Correct Option is : (A)
5.9 × 10^9 Joules

Topic: Chemistry, Gravitation, NEET
What is the amount of energy required to transfer a 400 kg satellite from a circular orbit with a radius of 2Re to a circular orbit with a radius of 4Re?

Options:
A $3.13~\times ~~{{10}^{7}}~J$
B $3.13~\times ~~{{10}^{10}}~J$
C $3.13~\times ~~{{10}^{8}}~J$
D $3.13~\times ~~{{10}^{9}}~J$

The correct answer is:
$3.13~\times ~~{{10}^{9}}~J$

Solution:
Correct Option is : (D)
$3.13~\times ~~{{10}^{9}}~J$

Topic: Chemistry, Gravitation, NEET
What is the amount of heat, in joules, required to raise the temperature of 2.0 × ${{10}^{-2}}$ kg of nitrogen (at room temperature) by 45 °C at constant pressure? (Molecular mass of ${{N}_{2}}$ = 28; R = 8.3 J $mo{{l}^{-1}}{{K}^{-1}}$.)

Options:
A 842.22 J
B 841.25 J
C 933.38 J
D 994.56 J

The correct answer is:
933.38 J

Solution:
Correct Option is : (C)
933.38 J

Topic: Chemistry, Thermodynamics, NEET
What is the amount of incident solar radiation that is photosynthetically active radiation (PAR)?

Options:
A Less than 10%
B Less than 25%
C Less than 50%
D Less than 75%

The correct answer is:
Less than 50%

Solution:
Of the incident solar radiation, less than 50% of it is photosynthetically active radiation (PAR).

Topic: Biology, Ecosystem, NEET
What is the amount of O₂ delivered to the tissues per 100 ml of oxygenated blood under normal physiological conditions?

Options:
A 2 ml
B 5 ml
C 10 ml
D 20 ml

The correct answer is:
5 ml

Solution:
Every 100 ml of oxygenated blood can deliver around 5 ml of O₂ to the tissues under normal physiological conditions.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the amount of O₂ supplied to tissues through every 100 ml.

Options:
A 5 ml
B 4 ml
C 15 ml
D 10 ml

The correct answer is:
5 ml

Solution:
The amount of O₂ supplied to tissues through every 100 ml. of oxygenated blood under normal physiological conditions is around 5 ml.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the amount of substance required by the CHN elemental analyser for determining the elements in an organic compound?

Options:
A 1-3 g
B 1-3 mg
C 10-20 g
D 10-20 mg

The correct answer is:
1-3 mg

Solution:
The CHN elemental analyser requires only a very small amount of the substance, which is 1-3 mg.

Topic: Chemistry, General Organic Chemistry, NEET
What is the amount of work done by the road on the cycle when a cyclist comes to a skidding stop in 10 m with a force of 200 N directly opposed to the motion?

Options:
A 0 J
B 2000 J
C -2000 J
D 10,000 J

The correct answer is:
-2000 J

Solution:
Correct Option is : (C)
-2000 J

Topic: Chemistry, Work Power Energy, NEET
What is the amplitude of a wave described by the equation y(x, t) = 0.005 sin (80.0 x – 3.0 t) with the given numerical constants in SI units (0.005 m, 80.0 rad${{m}^{-1}}$, and 3.0 rad${{s}^{-1}}$)?

Options:
A 0.005 m
B 0.015 m
C 0.005 rad
D 0.015 rad

The correct answer is:
0.005 m

Solution:
Correct Option is : (A)
0.005 m

Topic: Chemistry, Waves and Sound, NEET
What is the amplitude of the electric field part of a harmonic electromagnetic wave in vacuum if the amplitude of the magnetic field part is B0 = 510 nT?

Options:
A 102 N/C
B 153 N/C
C 204 N/C
D 306 N/C

The correct answer is:
153 N/C

Solution:
Correct Option is : (B)
153 N/C

Topic: Chemistry, Electromagnetic Waves, NEET
What is the amplitude of the oscillating magnetic field in a plane electromagnetic wave with an electric field oscillating sinusoidally at a frequency of 2.0 × 1010Hz and an amplitude of 48 V m–1?

Options:
A 1.6 × 10–7T
B 2.0 × 1010T
C 48 V m–1
D 0.5 × 10–7T

The correct answer is:
1.6 × 10–7T

Solution:
Correct Option is : (A)
1.6 × 10–7T

Topic: Chemistry, Electromagnetic Waves, NEET
What is the amplitude of the transverse harmonic wave on a string described by the equation y(x, t) = 3.0 sin(36t + 0.018x + π/4)?

Options:
A 3.0 cm
B 36 cm
C 0.018 cm
D π/4 cm

The correct answer is:
3.0 cm

Solution:
Correct Option is : (A)
3.0 cm

Topic: Chemistry, Waves and Sound, NEET
What is the analogous variant of BSE in humans?

Options:
A Mad cow disease
B Cr-Jacob disease
C Bovine spongiform encephalopathy
D None of the above

The correct answer is:
Cr-Jacob disease

Solution:
The analogous variant of BSE in humans is Cr-Jacob disease (CJD).

Topic: Biology, Biological Classification, NEET
What is the anatomy of the leaves of C₄ plants called?

Options:
A Mesophyll anatomy
B Bundle sheath anatomy
C Vascular bundle anatomy
D Kranz anatomy

The correct answer is:
Kranz anatomy

Solution:
The particularly large cells around the vascular bundles of the C₄ plants are called bundle sheath cells, and the leaves which have such anatomy are said to have ‘Kranz’ anatomy, meaning ‘wreath’ in reference to the arrangement of cells.

Topic: Biology, Photosynthesis in Higher Plants, NEET
What is the angle between the force vector F = (3i + 4j - 5k) unit and the displacement vector d=(5i + 4j + 3k) unit?

Options:
A $\theta =co{{s}^{-1}}0.32$
B $\theta =co{{s}^{-1}}0.5$
C $\theta =co{{s}^{-1}}0.4$
D $\theta =co{{s}^{-1}}0.64$

The correct answer is:
$\theta =co{{s}^{-1}}0.32$

Solution:
Correct Option is : (A)
$\theta =co{{s}^{-1}}0.32$

Topic: Chemistry, Work Power Energy, NEET
What is the angle of incidence for an equilateral prism of refractive index 3 so that the ray is parallel to the base inside the prism?

Options:
A 30°
B 45°
C 60°
D Either 30° or 60°

The correct answer is:
60°

Solution:
3=sin⁡60°-δm2sin⁡60°2
32=sin⁡60°+δm2
sin⁡60°=sin⁡60°+δm2
Or 60°+δm2=60°
Or δm=60°;i=A+δm2=60°+60°2=60°

Topic: Physics, Ray Optics, NEET
What is the angle of inclination θ of the plane to the horizontal at which the box will just start to slide down the plane, given that the coefficient of friction between the surface and the box is µ and the mass of the box is m?

Options:
A θ = tan⁻¹µ
B θ = sin⁻¹µ
C θ = cos⁻¹µ
D θ = tanµ

The correct answer is:
θ = tan⁻¹µ

Solution:
Correct Option is : (A)
θ = tan⁻¹µ

Topic: Chemistry, Laws of Motion, NEET
What is the angular acceleration of a motor wheel that increases its angular speed from 1200 rpm to 3120 rpm in 16 seconds, assuming the acceleration to be uniform?

Options:
A 4πrad/s²
B 5πrad/s²
C 8πrad/s²
D 10πrad/s²

The correct answer is:
4πrad/s²

Solution:
Correct Option is : (A)
4πrad/s²

Topic: Chemistry, Rotational Motion, NEET
What is the angular acceleration of the flywheel with a mass of 20 kg and a radius of 20 cm when a steady pull of 25 N is applied to a cord wound around its rim, given that the flywheel is mounted on a horizontal axle with frictionless bearings?

Options:
A 2.5 s-²
B 5 s-²
C 10 s-²
D 12.5 s-²

The correct answer is:
12.5 s-²

Solution:
Correct Option is : (D)
12.5 s-²

Topic: Chemistry, Rotational Motion, NEET
What is the angular frequency (in s–1) of free oscillations in a circuit when a 30 mF capacitor is connected to a 27 mH inductor?

Options:
A 75 s–1
B 100 s–1
C 125 s–1
D 150 s–1

The correct answer is:
125 s–1

Solution:
Correct Option is : (C)
125 s–1

Topic: Chemistry, Alternating Current, NEET
What is the angular magnification (magnifying power) of the lens when a card sheet divided into squares, each of size 1 mm², is viewed at a distance of 9 cm through a magnifying glass (a converging lens of focal length 9 cm) held close to the eye?

Options:
A 1.2
B 2.8
C 4.6
D 6.4

The correct answer is:
2.8

Solution:
Correct Option is : (B)
2.8

Topic: Chemistry, Ray Optics, NEET
What is the angular magnification of the giant refracting telescope at the observatory, which has an objective lens with a focal length of 15m and uses an eyepiece with a focal length of 1.0cm?

Options:
A 1500
B 15,000
C 15
D 150

The correct answer is:
1500

Solution:
Correct Option is : (A)
1500

Topic: Chemistry, Ray Optics, NEET
What is the angular speed and linear speed of an insect trapped in a circular groove of radius 12 cm, which moves steadily and completes 7 revolutions in 100 s?

Options:
A Angular speed: 0.44 rad/s, Linear speed: 5.28 cm/s
B Angular speed: 0.22 rad/s, Linear speed: 2.64 cm/s
C Angular speed: 0.7 rad/s, Linear speed: 8.4 cm/s
D Angular speed: 1.57 rad/s, Linear speed: 1.88 cm/s

The correct answer is:
Angular speed: 0.44 rad/s, Linear speed: 5.28 cm/s

Solution:
Correct Option is : (A)
Angular speed: 0.44 rad/s, Linear speed: 5.28 cm/s

Topic: Chemistry, Motion In Two Dimensions, NEET
What is the angular speed of the child when he folds his hands back, reducing his moment of inertia to 2/5 times the initial value, while standing on a turntable rotating at 40 rev/min?

Options:
A 100 rev/min
B 64 rev/min
C 50 rev/min
D 80 rev/min

The correct answer is:
100 rev/min

Solution:
Correct Option is : (A)
100 rev/min

Topic: Chemistry, Rotational Motion, NEET
What is the annual net primary productivity of the whole biosphere?

Options:
A 55 billion tons (dry weight)
B 170 billion tons (dry weight)
C 70 billion tons (dry weight)
D None of the above

The correct answer is:
170 billion tons (dry weight)

Solution:
The annual net primary productivity of the whole biosphere is approximately 170 billion tons (dry weight) of organic matter.

Topic: Biology, Ecosystem, NEET
What is the anterior opening of the alimentary canal?

Options:
A The anus
B The stomach
C The mouth
D The esophagus

The correct answer is:
The mouth

Solution:
The alimentary canal begins with an anterior opening - the mouth, and it opens out posteriorly through the anus. The mouth leads to the buccal cavity or oral cavity.

Topic: Biology, Digestion and Absorption, NEET
What is the apex of an ecological pyramid representative of?

Options:
A Producers
B Consumers
C Decomposers
D Tertiary consumers

The correct answer is:
Tertiary consumers

Solution:
The apex of the ecological pyramid represents the tertiary or top level consumers.

Topic: Biology, Ecosystem, NEET
What is the apoenzyme in enzymes?

Options:
A The organic compound portion.
B The protein portion.
C The metal ion portion.
D The co-enzyme portion.

The correct answer is:
The protein portion.

Solution:
The apoenzyme is the protein portion of the enzyme in cases where non-protein constituents called co-factors are bound to the enzyme to make it catalytically active.

Topic: Biology, Biomolecules (B), NEET
What is the apparent distance by which a small pin fixed on a table top would appear to be raised when viewed from a distance of 50 cm through a 15 cm thick glass slab held parallel to the table, assuming a refractive index of 1.5?

Options:
A 2.0 cm
B 3.0 cm
C 4.0 cm
D 5.0 cm

The correct answer is:
5.0 cm

Solution:
Correct Option is : (D)
5.0 cm

Topic: Chemistry, Ray Optics, NEET
What is the appearance of actinoid metals?

Options:
A Golden
B Silver
C Copper
D Green

The correct answer is:
Silver

Solution:
The actinoid metals are all silvery in appearance.

Topic: Chemistry, d and f Block Elements, NEET
What is the appearance of calcium oxide?

Options:
A White amorphous solid
B Transparent crystal
C Yellow powder
D Blue-green solid

The correct answer is:
White amorphous solid

Solution:
Calcium oxide (CaO) is a white amorphous solid.

Topic: Chemistry, s Block Elements, NEET
What is the appearance of colloidal solutions when viewed in the direction of transmitted light?

Options:
A Perfectly dark
B Mild opalescence
C Strong opalescence
D Clear and translucent

The correct answer is:
Clear and translucent

Solution:
Colloidal solutions appear reasonably clear or translucent when viewed inthe direction of transmitted light.

Topic: Chemistry, Surface Chemistry, NEET
What is the appearance of sucralose?

Options:
A It looks like salt
B It is transparent
C Its appearance is not mentioned
D It looks like sugar

The correct answer is:
It looks like sugar

Solution:
The appearance of sucralose is like sugar.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the appearance of the brush border in the small intestine?

Options:
A Rugae
B Villi
C Microvilli
D Serosa

The correct answer is:
Microvilli

Solution:
The cells lining the villi produce numerous microscopic projections called microvilli, which give a brush border appearance. These microvilli further increase the surface area for absorption, by providing more space for enzymes to work on.

Topic: Biology, Digestion and Absorption, NEET
What is the appearance of the layer of cells that covers the cerebral hemisphere called?

Options:
A Grey matter
B White matter
C Association areas
D Cerebral cortex

The correct answer is:
Grey matter

Solution:
The layer of cells that covers the cerebral hemisphere is referred to as the grey matter due to its greyish appearance as the neuron cell bodies are concentrated here.

Topic: Biology, Neural Control and Coordination, NEET
What is the appearance of Visceral muscles under microscope?

Options:
A Smooth
B Striped
C Voluntary
D Involuntary

The correct answer is:
Smooth

Solution:
Visceral muscles do not exhibit any striation and are smooth in appearance. Hence, they are called smooth muscles (nonstriated muscle).

Topic: Biology, Locomotion and Movement, NEET
What is the application of DNA fingerprinting?

Options:
A to catch the thief
B to identify potential crime suspects in forensic science
C to find the result of biochemical tests
D none of the above

The correct answer is:
to identify potential crime suspects in forensic science

Solution:
The application of DNA fingerprinting is to identify potential crime suspects in forensic science .

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the application of esters of benzoic acid in the field of perfumery?

Options:
A Food preservation
B Rubber manufacturing
C Leather tanning
D Fragrance composition

The correct answer is:
Fragrance composition

Solution:
Esters of benzoic acid are used in perfumery for their fragrance.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the application of finely divided nickel in industrial processes?

Options:
A Separation of inert gases
B Manufacture of ammonia
C Removal of colouring matter
D Control of humidity

The correct answer is:
Manufacture of ammonia

Solution:
The paragraph provides an example of the manufacture of ammonia using iron as a catalyst and mentions the use of finely divided nickel in the hydrogenation of oils, both of which are applications of heterogeneous catalysis.

Topic: Chemistry, Surface Chemistry, NEET
What is the approach for the majority of cancers treated?

Options:
A Surgery
B Radiation therapy
C Chemotherapy
D A combination of surgery, radiation therapy, and chemotherapy

The correct answer is:
A combination of surgery, radiation therapy, and chemotherapy

Solution:
Most cancers are treated by a combination of surgery, radiation therapy, and chemotherapy.

Topic: Biology, Human Health and Diseases, NEET
What is the approx mass/u for proton and neutron ?

Options:
A 1 , 0
B 0 , 1
C 1 , 1
D 0 , 0

The correct answer is:
1 , 1

Solution:
Correct Option is : 3
1 , 1

Topic: Chemistry, Structure of Atom, NEET
What is the approximate bond angle between the bonds to the carboxyl carbon in carboxylic acids?

Options:
A 60 degrees
B 90 degrees
C 120 degrees
D 180 degrees

The correct answer is:
120 degrees

Solution:
The bond angle between the bonds to the carboxyl carbon in carboxylic acids is approximately 120 degrees.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the approximate composition of the azeotrope formed by nitric acid and water by mass?

Options:
A 68% nitric acid and 32% water
B 32% nitric acid and 68% water
C 50% nitric acid and 50% water
D 75% nitric acid and 25% water

The correct answer is:
68% nitric acid and 32% water

Solution:
The paragraph mentions that the azeotrope formed by nitric acid and water has an approximate composition of 68% nitric acid and 32% water by mass.

Topic: Chemistry, Solutions, NEET
What is the approximate concentration of deuterium in terrestrial hydrogen?

Options:
A 0.0156%
B 1%
C 0.0001%
D 0.1%

The correct answer is:
0.0156%

Solution:
The paragraph mentions that terrestrial hydrogen contains 0.0156% of deuterium.

Topic: Chemistry, Hydrogen, NEET
What is the approximate depth, in meters, to which a rubber ball must be taken in the deep sea so that its volume is decreased by 0.1%, given that the bulk modulus of rubber is 9.8×10 N m–2, and the density of seawater is 103kg m–3?

Options:
A 10 meters
B 102meters
C 103meters
D 104meters

The correct answer is:
102meters

Solution:
Correct Option is : (B)
102meters

Topic: Chemistry, Mechanical Properties of Solids, NEET
What is the approximate diameter of pollen grains in nanometres?

Options:
A 0.00025 - 0.0005
B 2500-5000
C 25-50
D 25000-50000

The correct answer is:
25000-50000

Solution:
Pollen grain represents the male gametophyte with two layers. The outer one is exine and the inner one is intine. The exine is made of sporopollenin. The average diameter for a typical angiosperm pollen grain is about 25-50 micrometers. i.e. is 25,000 to 50,000 nanometres

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is the approximate distance of Saturn from the Sun if a Saturn year is 29.5 times the Earth year, and the Earth is 1.50 × 10^8 kilometers away from the Sun?

Options:
A 1.43×10^12 m
B 1.43×10^11 m
C 2.86×10^12 m
D 2.86×10^11 m

The correct answer is:
1.43×10^12 m

Solution:
Correct Option is : (A)
1.43×10^12 m

Topic: Chemistry, Gravitation, NEET
What is the approximate half-life of oganesson?

Options:
A 0.7 milliseconds
B 10 years
C 1 million years
D 100 billion years

The correct answer is:
0.7 milliseconds

Solution:
Oganesson has a half-life of approximately 0.7 milliseconds, making it highly unstable.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the approximate height of the troposphere from sea level?

Options:
A ~10 km
B ~50 km
C ~100 km
D ~500 km

The correct answer is:
~10 km

Solution:
The troposphere extends up to the height of approximately 10 km from sea level.

Topic: Chemistry, Environmental Chemistry, NEET
What is the approximate percentage of body weight contributed by muscles in a human adult?

Options:
A 20-30%
B 30-40%
C 40-50%
D 50-60%

The correct answer is:
40-50%

Solution:
About 40-50% of the body weight of a human adult is contributed by muscles.

Topic: Biology, Locomotion and Movement, NEET
What is the approximate percentage of oxygen in dry air by volume?

Options:
A 0.03-0.1%
B 20.946%
C 46.6%
D 7%

The correct answer is:
20.946%

Solution:
The paragraph mentions that dry air contains approximately 20.946% oxygen by volume.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the approximate ratio of the nuclear radii of the gold isotope $Au_{79}^{197}$ to the silver isotope $Ag_{107}^{47}$?

Options:
A 1.23
B 1.36
C 1.58
D 1.02

The correct answer is:
1.23

Solution:
Correct Option is : (A)
1.23

Topic: Chemistry, Nuclear Physics, NEET
What is the approximate value of the second ionization enthalpy for lanthanoids?

Options:
A 200 kJ mol–1
B 600 kJ mol–1
C 1000 kJ mol–1
D 1200 kJ mol–1

The correct answer is:
1200 kJ mol–1

Solution:
The second ionization enthalpies of lanthanoids are about 1200 kJ mol–1.

Topic: Chemistry, d and f Block Elements, NEET
What is the aqueous solution of calcium hydroxide commonly known as?

Options:
A Lime juice
B Limeade
C Lime water
D Lime soda

The correct answer is:
Lime water

Solution:
The aqueous solution of calcium hydroxide is commonly known as lime water.

Topic: Chemistry, s Block Elements, NEET