instruction_seed stringlengths 20 5.49k | reasoning stringlengths 1.08k 57.8k | deepseek_solution stringlengths 200 4.8k | __original_row_idx int64 18 40k | source stringclasses 2
values | final_reasoning_trace stringlengths 1.42k 59.6k | conversations listlengths 2 2 | domain stringclasses 38
values | r1_response stringlengths 406 3.2k ⌀ | r1_reasoning_content stringlengths 1.7k 51.7k ⌀ | extract_solution stringclasses 114
values | url stringclasses 44
values | filename stringclasses 44
values | success bool 1
class | page_count int64 8 500 ⌀ | page_number int64 2 500 ⌀ | question_choices_solutions stringlengths 533 9.35k ⌀ | extracted_question stringlengths 27 305 ⌀ | extracted_answer_choices sequencelengths 1 16 ⌀ | matched_solution stringlengths 1 328 ⌀ | qa_validation_outputs bool 1
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Lysine is deficient in which foodstuffs? | Okay, so I need to figure out which foodstuffs are deficient in lysine. Let me start by recalling what lysine is. Lysine is an essential amino acid, which means our bodies can't produce it, so we have to get it from our diet. Foods that are high in protein usually contain essential amino acids, but maybe some are lower... | Lysine, an essential amino acid, is often deficient in certain food groups, particularly plant-based sources. Here's a breakdown of foods typically low in lysine:
1. **Cereals and Grains**:
- **Wheat, Rice, and Corn**: These staples are notably low in lysine. Diets heavily reliant on these grains (e.g., bread, pas... | 12,284 | organic-chemistry-questions | <think>
Okay, so I need to figure out which foodstuffs are deficient in lysine. Let me start by recalling what lysine is. Lysine is an essential amino acid, which means our bodies can't produce it, so we have to get it from our diet. Foods that are high in protein usually contain essential amino acids, but maybe some a... | [
{
"from": "human",
"value": "Lysine is deficient in which foodstuffs?"
},
{
"from": "gpt",
"value": "<think>\nOkay, so I need to figure out which foodstuffs are deficient in lysine. Let me start by recalling what lysine is. Lysine is an essential amino acid, which means our bodies can't produce ... | Biochemistry |
Lysine, an essential amino acid, is deficient in certain food groups, particularly those that are not complete proteins. Here's a breakdown of foods typically low in lysine:
1. **Cereal Grains**:
- **Examples**: Wheat, rice, corn (maize), barley, oats, rye.
- **Details**: These are the most notable lysine-def... | Okay, so I need to figure out which foodstuffs are deficient in lysine. Let me start by recalling what lysine is. Lysine is an essential amino acid, which means our bodies can't produce it, so we have to get it from our diet. Foods that are low in lysine might be ones that aren't complete proteins. I remember that comp... | Cereals. | null | null | null | null | null | null | null | null | null | null | The question pertains to lysine, which is an amino acid and a specific topic within organic chemistry related to the study of biomolecules and their properties. | true |
Elements with fewer than four valence electrons tend to give them up and form positive ions: Al3+, Li⁺. Elements with more than four valence electrons tend to gain electrons to complete the valence shell, becoming negative ions: S2-, O2–. What can be said about elements with more than four valence electrons in terms of... | Okay, let's see. The user is asking about elements with more than four valence electrons and their ion formation. From the question, it seems like they want to confirm the pattern mentioned earlier. The example given is that elements with more than four valence electrons tend to gain electrons to form negative ions, li... | Elements with more than four valence electrons (typically nonmetals in Groups 15, 16, and 17 of the periodic table) exhibit the following behaviors in ion formation:
1. **Electron Gain**: They tend to **gain electrons** to achieve a stable octet configuration (eight valence electrons), mimicking the electron structu... | 16,129 | organic-chemistry-questions | <think>
Okay, let's see. The user is asking about elements with more than four valence electrons and their ion formation. From the question, it seems like they want to confirm the pattern mentioned earlier. The example given is that elements with more than four valence electrons tend to gain electrons to form negative ... | [
{
"from": "human",
"value": "Elements with fewer than four valence electrons tend to give them up and form positive ions: Al3+, Li⁺. Elements with more than four valence electrons tend to gain electrons to complete the valence shell, becoming negative ions: S2-, O2–. What can be said about elements with mor... | null | null | null | null | https://www.zu.edu.jo/UploadFile/Library/E_Books/Files/LibraryFile_16956_49.pdf | LibraryFile_16956_49.pdf | true | 420 | 11 | QUESTION: Draw the electron-dot formulas that show all important contributors to a resonance hybrid and show their electronic relationship using curved arrows.
ANSWER CHOICES: free response
SOLUTION: free response answer
QUESTION: Predict the geometry of bonds around an atom, knowing the electron distribution in... | What can be said about elements with more than four valence electrons in terms of ion formation? | [
"\"They tend to gain electrons to complete the valence shell, becoming negative ions: S2-, O2–.\""
] | "They tend to gain electrons to complete the valence shell, becoming negative ions: S2-, O2–." | true | The question pertains to the behavior of elements in terms of their valence electrons and ion formation, which is a fundamental concept in chemistry, particularly related to organic chemistry when discussing elements commonly involved in organic compounds. It addresses the tendency of elements to gain or lose electrons... | true |
Careful choice of Michael donor and acceptor groups is needed in order to achieve the desired enolate formation. Chemoselective proton abstraction a- to the ester group in the substrate results in the desired enolate and cyclization to give the cyclopentane ring as a single stereoisomer. The subsequent chemoselective r... | Okay, so I need to figure out what results from the careful choice of Michael donor and acceptor groups in the cyclization to achieve the desired enolate formation, as described in the problem. Let me start by recalling what a Michael addition is. The Michael addition is a nucleophilic addition of a carbanion (the Mich... | The careful choice of Michael donor and acceptor groups in the cyclization process ensures **chemoselective enolate formation** and **stereoselective cyclization**, leading to the formation of the **cyclopentane ring as a single stereoisomer**. This selectivity arises because:
1. **Chemoselective Proton Abstraction**:... | 26,537 | organic-chemistry-questions | <think>
Okay, so I need to figure out what results from the careful choice of Michael donor and acceptor groups in the cyclization to achieve the desired enolate formation, as described in the problem. Let me start by recalling what a Michael addition is. The Michael addition is a nucleophilic addition of a carbanion (... | [
{
"from": "human",
"value": "Careful choice of Michael donor and acceptor groups is needed in order to achieve the desired enolate formation. Chemoselective proton abstraction a- to the ester group in the substrate results in the desired enolate and cyclization to give the cyclopentane ring as a single ster... | null | null | null | null | https://kvmwai.edu.in/upload/StudyMaterial/Org__Chem_by_Carrothur.pdf | Org__Chem_by_Carrothur.pdf | true | 500 | 38 | Based on the extracted text, here are the formatted questions, answer choices, and solutions:
QUESTION: "What are Michael donors in which the metal attached to the heteroatom is silicon or tin compared to the corresponding lithium enolates?"
ANSWER CHOICES: "softer than the corresponding lithium enolates" ||| "harde... | "What results from the careful choice of Michael donor and acceptor groups in cyclization to achieve the desired enolate formation?" | [
"\"desired enolate formation\"",
"\"unwanted side reactions\""
] | "desired enolate formation" | true | The question discusses the careful choice of Michael donor and acceptor groups relevant to organic reactions, specifically in the context of enolate formation and cyclization, both of which are key concepts in organic chemistry. | true |
I am reading some introduction on quantum mechanics. I don't understand all but I get the point that the wavefunction tells some probability aspects. In one book, they show one example of the wavefunction $f(x)$ in position space as a complex function, so they said the probability of finding the particle is $f^*(x) f(x... | Okay, let me try to figure this out. So, in quantum mechanics, there's this thing called the wavefunction, right? And they say that the probability of finding a particle at a certain position is the square of the absolute value of the wavefunction. In the first book, they write the wavefunction as f(x), which is a comp... | In quantum mechanics, the wavefunction \( f(x) \) in position space provides the probability density of finding a particle at a specific position \( x \). This probability density is given by \( |f(x)|^2 \), which is the product of the wavefunction \( f(x) \) and its complex conjugate \( f^*(x) \).
In bra-ket notation... | 36,913 | stackexchange-physics | <think>
Okay, let me try to figure this out. So, in quantum mechanics, there's this thing called the wavefunction, right? And they say that the probability of finding a particle at a certain position is the square of the absolute value of the wavefunction. In the first book, they write the wavefunction as f(x), which i... | [
{
"from": "human",
"value": "I am reading some introduction on quantum mechanics. I don't understand all but I get the point that the wavefunction tells some probability aspects. In one book, they show one example of the wavefunction $f(x)$ in position space as a complex function, so they said the probabili... | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null |
A sample of Mg metal containing some MgO as impurity was dissolved in 125 mL of 0.1N \( \text{H}_2\text{SO}_4 \). The volume of \( \text{H}_2 \) evolved at 27.5°C and 1 atm was 120.0 mL. The resulting solution was found to be 0.02N with respect to \( \text{H}_2\text{SO}_4 \). Calculate the weight of sample dissolved an... | Okay, let's see. I need to calculate the weight of the magnesium sample that was dissolved and the percentage by weight of pure Mg in the sample. The problem states that there's some MgO impurity. So, the sample is a mixture of Mg and MgO, and it was dissolved in sulfuric acid. Then hydrogen gas was evolved, and after ... | Given a sample of Mg metal containing some MgO impurity dissolved in 125 mL of 0.1N \( \text{H}_2\text{SO}_4 \), we need to calculate the weight of the sample and the percentage by weight of pure Mg. The volume of \( \text{H}_2 \) evolved at 27.5°C and 1 atm was 120.0 mL, and the resulting solution was 0.02N with respe... | 5,752 | organic-chemistry-questions | <think>
Okay, let's see. I need to calculate the weight of the magnesium sample that was dissolved and the percentage by weight of pure Mg in the sample. The problem states that there's some MgO impurity. So, the sample is a mixture of Mg and MgO, and it was dissolved in sulfuric acid. Then hydrogen gas was evolved, an... | [
{
"from": "human",
"value": "A sample of Mg metal containing some MgO as impurity was dissolved in 125 mL of 0.1N \\( \\text{H}_2\\text{SO}_4 \\). The volume of \\( \\text{H}_2 \\) evolved at 27.5°C and 1 atm was 120.0 mL. The resulting solution was found to be 0.02N with respect to \\( \\text{H}_2\\text{SO... | Physical Chemistry |
To solve the problem, we need to determine the weight of the sample containing Mg and MgO and the percentage by weight of pure Mg in the sample. Here are the key steps:
1. **Calculate moles of H₂ gas evolved:**
- Using the ideal gas law \( PV = nRT \):
\[
n = \frac{PV}{RT} = \frac{(1 \text{ atm})(0.120 ... | Okay, so I need to solve this chemistry problem. Let me read it again and make sure I understand what's being asked.
We have a sample of magnesium metal that has some magnesium oxide as an impurity. This sample was dissolved in 125 mL of 0.1N sulfuric acid. When they did that, hydrogen gas was evolved—120.0 mL of it a... | null | null | null | null | null | null | null | null | null | null | null | The question involves a chemical reaction between magnesium metal (Mg) and sulfuric acid (H2SO4), which is a topic in the field of inorganic chemistry as it deals with metal and acid reactions. However, it does not specifically pertain to organic chemistry, which focuses on carbon-containing compounds and their reactio... | true |
"The linear structure is assumed by:\\n- (a) \\( \\text{SnCl}_2 \\)\\n- (b) \\( \\text{CS}_2 \\)\\n-(...TRUNCATED) | "Okay, so I have this question here about which molecules or ions have a linear structure. The optio(...TRUNCATED) | "To determine which molecules or ions assume a linear structure, we use VSEPR theory to analyze the (...TRUNCATED) | 15,156 | organic-chemistry-questions | "<think>\nOkay, so I have this question here about which molecules or ions have a linear structure. (...TRUNCATED) | [{"from":"human","value":"The linear structure is assumed by:\\n- (a) \\( \\text{SnCl}_2 \\)\\n- (b)(...TRUNCATED) | Inorganic Chemistry | "\n\nTo determine which molecules or ions have a linear structure, we use VSEPR theory to analyze th(...TRUNCATED) | "Okay, so I need to figure out which of these molecules or ions have a linear structure. The options(...TRUNCATED) | null | null | null | null | null | null | null | null | null | null | null | "The question pertains to the linear structure of various chemical compounds which falls under the f(...TRUNCATED) | true |
"The following compounds are considered to be aromatic. Account for this by identifying the appropri(...TRUNCATED) | "Okay, so I need to figure out why each of these compounds—indole, azulene, α-pyrone, and adenine(...TRUNCATED) | "**Indole**: \nIndole consists of a benzene ring fused to a pyrrole ring. The benzene contributes 6(...TRUNCATED) | 969 | organic-chemistry-questions | "<think>\nOkay, so I need to figure out why each of these compounds—indole, azulene, α-pyrone, an(...TRUNCATED) | [{"from":"human","value":"The following compounds are considered to be aromatic. Account for this by(...TRUNCATED) | Organic Chemistry | "\n\nTo determine why each compound is aromatic, we apply Huckel's rule, which requires a planar, cy(...TRUNCATED) | "Okay, so I need to figure out why these compounds are aromatic by identifying the number of delocal(...TRUNCATED) | null | null | null | null | null | null | null | null | null | null | null | "The question is focused on the properties and characteristics of specific organic compounds (indole(...TRUNCATED) | true |
"2-Propanol is a secondary alcohol; its -OH absorption is split into a doublet. What is the characte(...TRUNCATED) | "Okay, so I need to figure out the characteristic of the -OH absorption of 2-Propanol, which is a se(...TRUNCATED) | "The characteristic of the -OH absorption of 2-propanol, a secondary alcohol, is that it appears as (...TRUNCATED) | 11,066 | organic-chemistry-questions | "<think>\nOkay, so I need to figure out the characteristic of the -OH absorption of 2-Propanol, whic(...TRUNCATED) | [{"from":"human","value":"2-Propanol is a secondary alcohol; its -OH absorption is split into a doub(...TRUNCATED) | null | null | null | null | https://9afi.com/storage/daftar/OYK01OrRS6b8KdwjD0Wvq7KAnhqluKvtaoY6WU99.pdf | OYK01OrRS6b8KdwjD0Wvq7KAnhqluKvtaoY6WU99.pdf | true | 500 | 419 | "QUESTION: What unique absorption does cholesterol exhibit in its infrared spectrum that helps disti(...TRUNCATED) | What is the characteristic of the -OH absorption of 2-Propanol, a secondary alcohol? | [
"NO CHOICES AVAILABLE"
] | Its -OH absorption is split into a doublet. | true | "The question specifically mentions 2-Propanol, which is a compound studied in organic chemistry, an(...TRUNCATED) | true |
"Does anyone know of any easy experiments to do that involves damped spring harmonic motion? Prefera(...TRUNCATED) | "Okay, so I need to come up with an easy experiment involving damped harmonic motion using a spring.(...TRUNCATED) | "To conduct an experiment on damped harmonic motion by varying mass and observing its effect on the (...TRUNCATED) | 14,574 | stackexchange-physics | "<think>\nOkay, so I need to come up with an easy experiment involving damped harmonic motion using (...TRUNCATED) | [{"from":"human","value":"Does anyone know of any easy experiments to do that involves damped spring(...TRUNCATED) | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null |
"Nouredine Zettili derives the uncertainty relation in his book \"Quantum Mechanics- Concepts and Ap(...TRUNCATED) | "Okay, so I need to figure out why there's a discrepancy between Zettili's derivation of the uncerta(...TRUNCATED) | "Nouredine Zettili derives the uncertainty relation by starting with the Schwarz inequality and expa(...TRUNCATED) | 15,262 | stackexchange-physics | "<think>\nOkay, so I need to figure out why there's a discrepancy between Zettili's derivation of th(...TRUNCATED) | [{"from":"human","value":"Nouredine Zettili derives the uncertainty relation in his book \"Quantum M(...TRUNCATED) | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null | null |
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