ccccEsion/IMUG-Bench huggingface dataset:
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are consistent with the description: 'A solid substance that is insoluble in water, exhibits a distinct red or reddish-brown color, and is a stable allotrope of a non-metal element at room temperature'?

Options:
A. Sulfur powder (S)
B. Iodine crystals (I₂)
C. Red phosphorus (P)
D. Copper(II) oxide powder (CuO)
E. Sodium chloride crystals (NaCl)
F. Graphite powder (C)
G. None of the above
output: answer: C, D

turn: 2
modality: image
input: It is known that the target substance is one of the correct options from the previous question and satisfies the following additional condition: 'This substance is a non-toxic, stable allotrope that does not spontaneously ignite in air and is typically stored in a sealed container to prevent oxidation and moisture absorption.' Please generate an image depicting this target substance stored correctly in its appropriate container and placed on a laboratory bench.
output: evaluation_points: 1. The container depicted in the image is correct and is indeed a sealed glass reagent bottle or a tightly capped plastic container.

The substance generated in the image is indeed red phosphorus, with a color and appearance (amorphous powder) consistent with the description 'distinct red or reddish-brown color' from Turn 1.

The substance is contained in the bottle in a dry, powdered form, with an appropriate fill level (e.g., half to three-quarters full), and the container is sealed to prevent contact with air and moisture, as required by the condition in Turn 2 input.

4. The background is a simple laboratory bench scene, featuring a clean, uncluttered surface.

turn: 3
modality: text
input: We will subsequently refer to the substance you identified earlier as the 'target substance'. When a sample of the 'target substance' is heated strongly in a dry test tube, and the resulting gas is bubbled through a small amount of cold water to form a solution, mixing this solution with reagent X produces a distinct bright yellow precipitate. What is the most likely identity of reagent X?

Options:
A. Silver nitrate solution (AgNO₃)
B. Barium chloride solution (BaCl₂)
C. Lead(II) acetate solution (Pb(CH₃COO)₂)
D. Sodium hydroxide solution (NaOH)
E. None of the above
output: answer: C
Domain: Chemistry / specific_color_reaction

turn: 1
modality: image
input: Please generate a concise chemical laboratory bench scene: A substance is contained in a correctly chosen laboratory container. The substance must have the following observable appearance: It is a greenish-yellow gas. The background should be a simple laboratory environment with a bench and basic equipment outlines, avoiding clutter and text labels.
output: evaluation_points: 1. The container generated in the image is correct, specifically a gas cylinder or gas jar with a lid, as appropriate for storing a gas.

2. The color and appearance of the target substance (a greenish-yellow gas) is consistent with the description.

3. The substance is correctly contained as a gas within the sealed container, with an appropriate fill level.

4. The background is a simple laboratory bench scene.

turn: 2
modality: text
input: Based on the appearance of the substance in the input image, and given that this substance is known to have the following properties: 1) It is denser than air. 2) It is a strong oxidizing agent. 3) It is soluble in water, forming an acidic solution. Which of the following substances is it most likely to be?

Options:
A. Oxygen Gas (O2)
B. Nitrogen Dioxide Gas (NO2)
C. Chlorine Gas (Cl2)
D. Hydrogen Chloride Gas (HCl)
E. None of the above
output: answer: C

turn: 3
modality: image
input: We will now refer to the substance you identified previously as the 'target substance'. It is known that the target substance undergoes a specific color-change reaction with a dilute aqueous solution of Potassium Iodide (KI). Please generate a typical experimental phenomenon of this reaction, with a simple laboratory bench as the background.
output: evaluation_points: 1. The test tube or beaker is generated properly, with a reasonable volume of liquid.

2. The core color-change phenomenon is accurate: The initially colorless or pale yellow solution turns a distinct brown color upon reaction with the target substance, due to the formation of iodine (I2).

3. The background is a simple laboratory bench, consistent with the background in the Turn 1 input image.
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are consistent with the description: 'A black or brownish-black solid at room temperature, insoluble in water, and commonly used as an oxidizing agent or catalyst in chemical reactions'?

Options:
A. Copper(II) oxide (CuO)
B. Sodium chloride (NaCl)
C. Manganese dioxide (MnO2)
D. Activated charcoal (C)
E. Iron(III) oxide (Fe2O3)
F. Potassium permanganate (KMnO4)
G. None of the above are correct.
output: answer: A, C, D, E

turn: 2
modality: image
input: It is known that the target substance is one of the correct options from the previous question and satisfies the following additional condition: 'This substance is a common catalyst for the thermal decomposition of potassium chlorate (KClO3) to produce oxygen gas.' Please generate an image showing this target substance stored correctly in its appropriate container and placed on a laboratory bench.
output: evaluation_points: The container generated in the image is correct: a brown glass reagent bottle with a ground glass stopper, clearly labeled with the substance name 'Manganese dioxide' or 'MnO2'.

The substance generated in the image is indeed manganese dioxide (MnO2), appearing as a fine, dark brownish-black powder, consistent with the described 'black or brownish-black solid'.

The substance is correctly contained within the sealed brown glass bottle, filled to an appropriate level (e.g., 1/2 to 2/3 of the bottle's volume).

The background is a clean, uncluttered laboratory bench scene.

turn: 3
modality: text
input: We will now refer to the substance you identified earlier as the 'target substance'. When a concentrated hydrochloric acid (HCl) solution of the target substance is gently heated and the resulting gas is bubbled into a starch-iodide solution, a deep blue color is observed. Which of the following is most likely to be reagent X (the substance that reacts with the gas to produce the blue color in the starch-iodide test)?

Options:
A. Potassium iodide (KI)
B. Sodium thiosulfate (Na2S2O3)
C. Lead(II) acetate (Pb(CH3COO)2)
D. Barium chloride (BaCl2)
E. None of the above.
output: answer: A
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are consistent with the description: 'A black solid, insoluble in water, that can be reduced by heating in a stream of hydrogen gas'?
Options:
A. Manganese(IV) oxide (MnO₂)
B. Copper(II) oxide (CuO)
C. Sodium chloride (NaCl)
D. Calcium carbonate (CaCO₃)
E. Iron(III) oxide (Fe₂O₃)
F. Sulfur (S₈)
G. None of the above are correct.
output: answer: B, E

turn: 2
modality: image
input: It is known that the target substance is one of the correct options from the previous question and satisfies the following additional condition: 'This substance is a transition metal oxide that is thermally stable and does not decompose upon heating in air.' Please generate an image showing this target substance stored correctly in its appropriate container and placed on a laboratory bench.
output: evaluation_points: 1. The container generated in the image is correct: a clean, dry, wide-mouth glass reagent bottle with a tightly sealed lid.

2. The substance generated is indeed Copper(II) Oxide (CuO), appearing as a fine, homogeneous black powder, consistent with the description in turn 2 input: 'a transition metal oxide that is thermally stable and does not decompose upon heating in air.'

3. The substance is correctly contained within the bottle, filled to a suitable level (e.g., 1/2 to 2/3 of the bottle's volume), with no special storage medium required, as appropriate for a stable solid chemical on a laboratory bench.

4. The background is a simple laboratory bench scene, featuring a clean, uncluttered surface typical of a chemistry lab, as required by the instruction in turn 2 input: 'placed on a laboratory bench.'

turn: 3
modality: text
input: We will refer to the substance you identified earlier as the 'target substance'. When a dilute hydrochloric acid solution of the target substance is mixed with reagent X, a deep blue solution is observed. What is the most likely identity of reagent X?
Options:
A. Aqueous sodium hydroxide (NaOH)
B. Concentrated ammonia solution (NH₃·H₂O)
C. Dilute sulfuric acid (H₂SO₄)
D. Aqueous potassium iodide (KI)
E. None of the above.
output: answer: B
Domain: Chemistry / specific_color_reaction

turn: 1
modality: image
input: Please generate a concise chemical laboratory bench scene: A substance is contained in a <correct and appropriate laboratory container type>. The substance must exhibit the following observable characteristics: <color + physical state (solid/liquid/gas) + form (powder/lump/crystal/solution, etc.) + optional luster/transparency; the name, chemical formula, or element symbols of the substance are strictly prohibited>. The background should be a <laboratory environment: bench surface, outlines of basic equipment, avoid clutter and text labels>.
output: evaluation_points: 1. The container generated in the image is correct and is indeed a glass-stoppered reagent bottle.

2. The color and appearance (powder/crystal/lump/solution, etc.) of the target substance conform to 'a colorless, transparent, fuming liquid solution'. The liquid should be clear and colorless.

3. The substance is correctly contained in the bottle with the stopper securely in place. The filling level is appropriate (e.g., not overflowing, not too low).

4. The background is a simple laboratory bench scene.

turn: 2
modality: text
input: Based on the appearance of the substance in the input image, and given that this substance is known to have the following properties: 1) It is a strong monoprotic acid. 2) Its concentrated aqueous solution releases pungent, colorless fumes when exposed to air. 3) It reacts vigorously with many active metals (e.g., zinc, magnesium) to produce hydrogen gas. Which of the following substances is it most likely to be?

Options:
A. Concentrated Sulfuric Acid (H₂SO₄, viscous oily liquid)
B. Dilute Nitric Acid (HNO₃, colorless solution, typically non-fuming at low concentrations)
C. Concentrated Hydrochloric Acid (HCl, colorless fuming solution)
D. Acetic Acid (CH₃COOH, colorless solution with a characteristic vinegar odor, weak acid)
E. None of the above
output: answer: C

turn: 3
modality: image
input: We will subsequently refer to the substance you identified in the previous context as the 'target substance'. It is known that the target substance undergoes a specific color reaction with <a specific substance that can produce a characteristic color change with the target substance>. Please generate a typical experimental phenomenon diagram of this reaction, with a simple laboratory bench as the background.
output: evaluation_points: 1. The test tube or container is generated correctly and the liquid volume is reasonable (e.g., about 1-2 cm deep in a test tube).

2. The core colorimetric phenomenon is accurate: the color is consistent with 'a bright yellow color', which is the characteristic color of the silver chloride precipitate formed.

3. The background is a simple laboratory bench, consistent with the background in the image generated in turn 1.
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are consistent with the description: 'A colorless, aqueous solution with a pungent, irritating odor, and which is a weak base'?
Options:
A. Concentrated sulfuric acid (H2SO4)
B. Dilute ammonia solution (NH3·H2O)
C. Sodium chloride solution (NaCl)
D. Dilute acetic acid (CH3COOH)
E. Calcium hydroxide suspension (Ca(OH)2)
F. Concentrated nitric acid (HNO3)
G. None of the above
output: answer: B, D

turn: 2
modality: image
input: It is known that the target substance is one of the correct options from the previous question and satisfies the following additional condition: 'This substance must be stored in a tightly sealed, amber glass bottle to prevent volatilization and degradation.' Please generate an image showing this target substance stored correctly in its proper container and placed on a laboratory bench.
output: evaluation_points: 1. The container generated is correct, specifically a tightly sealed, amber glass reagent bottle with a ground glass stopper, consistent with the requirement from turn 2 input: 'stored in a tightly sealed, amber glass bottle'.

2. The substance generated is indeed a colorless, clear aqueous solution, consistent with the description from turn 1 input: 'A colorless, aqueous solution'.

3. The substance is contained within the sealed amber bottle, and the fill level is appropriate (e.g., not completely full, leaving some headspace).

4. The background is a simple laboratory bench scene.

turn: 3
modality: image
input: We will subsequently refer to the substance you identified earlier as the 'target substance'. It is known that the target substance undergoes a specific color reaction with phenolphthalein indicator. Please generate a typical experimental phenomenon diagram of this reaction, with a simple laboratory bench as the background.
output: evaluation_points: 1. The test tube or beaker is generated to standard specifications, with a reasonable liquid volume (e.g., a few milliliters of solution).

2. The core color phenomenon is accurate: the solution turns a distinct, vibrant pink or magenta color upon addition of phenolphthalein, consistent with the characteristic color change of a weak base.

3. The background is a simple laboratory bench, consistent with the requirement from turn 3 input: 'with a simple laboratory bench as the background'.
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are characterized by being a soft, silvery-white solid at room temperature, having a low density (less than 1 g/cm³), and reacting violently with water to produce a flammable gas and a strongly alkaline solution?
Options:
A. Potassium metal (K)
B. Calcium carbonate (CaCO₃, solid powder)
C. Sodium metal (Na)
D. Magnesium ribbon (Mg)
E. None of the above
output: answer: A, C

turn: 2
modality: image
input: The target substance is one of the correct options from the previous question. It has the additional property of being so reactive with atmospheric oxygen and moisture that it must be stored submerged in an inert, water-immiscible organic liquid to prevent oxidation and violent reactions. Please generate an image showing this target substance stored correctly in its container and placed on a laboratory bench.
output: evaluation_points: 1. The container generated is correct: a wide-mouthed, transparent glass jar with a tight-sealing lid, clearly labeled.

The substance generated inside is indeed sodium metal (Na), appearing as soft, silvery-white, freshly cut metallic blocks or chunks, consistent with the description in Turn 1.

3. The sodium metal is completely submerged in a clear, colorless inert organic liquid (e.g., mineral oil or kerosene), filling the jar to an appropriate level (covering the metal entirely but not overflowing).

4. The background is a simple, uncluttered laboratory bench scene.

turn: 3
modality: text
input: We will refer to the substance you identified previously as the 'target substance'. When a small piece of the 'target substance' is carefully added to a beaker of water (resulting in a strongly alkaline solution), and this resulting solution is then mixed with reagent X, a persistent, vivid crimson or carmine-red color is observed. What is reagent X most likely to be?
Options:
A. Dilute hydrochloric acid (HCl, aq.)
B. Phenolphthalein indicator solution
C. Barium chloride solution (BaCl₂, aq.)
D. Potassium permanganate solution (KMnO₄, aq.)
E. None of the above
output: answer: B
Domain: Chemistry / specific_color_reaction

turn: 1
modality: image
input: Generate a concise chemical laboratory bench scene: A substance is contained in a <watch glass>. The substance must have the following observable appearance: <black, solid, amorphous powder, opaque, with a dull, matte finish>. The background should be a <laboratory environment: a clean bench surface with simple outlines of basic equipment, avoiding clutter and text labels>.
output: evaluation_points: 1. The generated container is correct and is indeed a watch glass.

2. The color and appearance of the target substance (amorphous powder) conform to the description 'black, solid, amorphous powder, opaque, with a dull, matte finish'.

3. The substance is appropriately contained on the watch glass in a suitable quantity.

4. The background is a simple laboratory bench scene.

turn: 2
modality: text
input: Based on the appearance of the substance in the input image, and given that this substance is known to have the following properties: <1. It is a good conductor of electricity. 2. It has a very high melting point (>3500°C). 3. It is insoluble in water and common organic solvents.>, which of the following substances is it most likely to be?

Options:
A. Sodium Chloride (NaCl)
B. Copper(II) Oxide (CuO)
C. Charcoal (C)
D. Sulfur (S)
E. None of the above
output: answer: C

turn: 3
modality: text
input: We will subsequently refer to the substance you guessed in the previous question as the 'target substance'. When a <sample of the target substance in its solid form> is mixed with reagent X, a <distinctive color change to a deep purple or violet hue> is observed. What is reagent X most likely to be?

Options:
A. Dilute Hydrochloric Acid (HCl)
B. Potassium Permanganate (KMnO₄) solution
C. Sodium Hydroxide (NaOH) solution
D. Bromine Water (Br₂ in H₂O)
E. None of the above
output: answer: B
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are consistent with the description: 'A colorless, odorless, viscous liquid at room temperature, highly corrosive, and a strong dehydrating agent'?

Options:
A. Concentrated Nitric Acid (HNO3, approx. 68%)
B. Concentrated Sulfuric Acid (H2SO4, approx. 98%)
C. Concentrated Hydrochloric Acid (HCl, approx. 37%)
D. Concentrated Phosphoric Acid (H3PO4, approx. 85%)
E. None of the above
output: answer: B, D

turn: 2
modality: image
input: The target substance is one of the correct options from the previous question. It is a strong acid that is highly hygroscopic and must be stored in a tightly sealed container to prevent absorption of atmospheric moisture. Please generate an image showing this target substance stored correctly in its appropriate container on a laboratory bench.
output: evaluation_points: 1. The container generated is correct: a glass reagent bottle with a ground glass stopper or a tightly sealed plastic cap, clearly labeled.

2. The substance generated is a colorless, viscous liquid, consistent with the description 'colorless, odorless, viscous liquid' from turn 1.

3. The substance is contained within the bottle, filled to an appropriate level (e.g., 2/3 to 3/4 full). The bottle is tightly sealed to indicate prevention of moisture absorption.

4. The background is a simple, uncluttered laboratory bench scene.

turn: 3
modality: image
input: We will refer to the substance you identified previously as the 'target substance'. It is known that the target substance reacts with sucrose (table sugar, C12H22O11) in a characteristic dehydration reaction that produces a black carbonaceous residue. Please generate a typical experimental setup showing this reaction phenomenon, with a background of a simple laboratory bench.
output: evaluation_points: 1. The apparatus is generated correctly: a beaker or evaporating dish containing the reaction mixture. The setup is simple and appropriate.

2. The core visual phenomenon is accurate: the mixture shows a prominent, expanding black carbon foam or charred mass, clearly distinct from the initial white sugar crystals and colorless acid.

3. The background is a simple laboratory bench, consistent with the background in turn 2 output image.
Domain: Chemistry / specific_color_reaction

turn: 1
modality: text
input: Which of the following substances are colorless, odorless gases at room temperature and pressure, and are lighter than air?

Options:
A. Carbon dioxide (CO₂)
B. Chlorine gas (Cl₂)
C. Hydrogen gas (H₂)
D. Ammonia gas (NH₃)
E. Oxygen gas (O₂)
F. Nitrogen gas (N₂)
G. None of the above
output: answer: C, E, F

turn: 2
modality: image
input: The target substance is one of the correct options from the previous question. It is a gas that must be stored in a specific container due to its extremely low density and high flammability. It is typically collected and stored by displacement of water or in an inverted gas jar. Please generate an image showing this target substance being stored correctly in its appropriate container and placed on a laboratory bench.
output: evaluation_points: 1. The container generated is correct: an inverted gas jar or gas collection bottle, placed mouth-down on the bench.

The substance depicted is hydrogen gas (H₂), which should be shown as a colorless, transparent gas filling the inverted container. This is based on the requirement from turn 1 that hydrogen gas (H₂) is one of the correct options and is a colorless, odorless gas.

3. The gas jar is correctly shown as being filled with hydrogen, having been collected by displacement of water (implied by the inverted position). The jar should be shown as mostly full, with a small air gap at the closed top is acceptable.

4. The background is a simple laboratory bench scene.

turn: 3
modality: image
input: We will refer to the substance you identified previously as the 'target substance'. It is known that when a sample of the target substance (hydrogen gas) is ignited in air, it burns with a characteristic colored flame. Please generate a typical experimental setup demonstrating this reaction, with the background as a simple laboratory bench.
output: evaluation_points: 1. The apparatus is generated correctly: a gas delivery tube (e.g., from a gas jar or generator) with its tip, and a source of ignition (e.g., a lit match or a burning splint) brought near it. The setup should be safe and logical.

2. The core color phenomenon is accurate: a pale blue, almost colorless flame is depicted where the hydrogen gas is burning. The flame should be shown clearly at the mouth of the delivery tube or where the gas is escaping.

The background is a simple laboratory bench scene, consistent with the background requirement from turn 2.