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JEE Main 23 January 2025 Chemistry Question Paper with Answer Key SolutionsJEE Main 23 January 2025 Chemistry Question Paper: NTA conducted Day 2 Session 1 JEE Main 23 January 2025 exam for Paper 1 B.Tech across morning and afternoon sessions. Examinees can find memory-based question papers of JEE Main 23 Jan 2025 Chemistry and answer key solutions in PDF format for Shift 1 and Shift 2 and review their performance. Students can better prepare for future tests and attain their desired results by downloading the Chemistry question paper PDFs, which will give them a greater understanding of the exam pattern, question kinds, and difficulty level. Also, check the PDFs of the question paper by top coaching institutes across both shifts.
| Toughest Shift of JEE Main January 2025 (Session 1) | Easiest Shift of JEE Main January 2025 (Session 1) |
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JEE Main 23 January 2025 Chemistry Shift 1 Question Paper with Answer Key Solutions
Find JEE Main Chemistry question paper for Shift 1 with answer keys for Session 1 Day 2 examination below.
| Q.No. | Questions | Answers |
|---|---|---|
| 1. | Which of the following react with Hinsberg reagent? | A, C, D |
| 2. | Among the following, the most carbanion is |  |
| 3. | Which of the following compound can show Fac-mer isomerism? | [Co(NH 3 ) 3 Cl 3 ] |
| 4. | Which of the following pair of ions are same coloured? | Cr 2+ , Cu 2+ |
| 5. | Which of the following does not belong to the same period in the modern periodic table? | Pd |
| 6. | If 2gm phenol is allowed to react with Br 2 /H 2 O. how much Br 2 will be required to produce 2, 4, 6 tribromophenol (rounded off to the nearest integer) | 10 |
| 7. | If 10 21 molecules are removed from x mg of CO 2 (g), then 2.4 x 10-3 moles are left. Calculate the value of x. | 179 |
| 8. |
Identify the product formed in the following reaction.
 |  |
| 9. | Incorrect statement among the following is | SO 2 act as an oxidising agent but not reducing agent |
| 10. |
Consider the following
 | Nearest integer= 2 |
| 11. |
Consider the given values:
ΔH= 55kJ mol -1 ΔS= 175 J mol -1 K -1 T= 25 degree Celcius Calculate the value of Gibbs free energy charge (ΔG) in J mol -1 | 2850 |
| 12. | In estimation of sulphur by Carius method, 160 gm of organic compound gives 466 gm of Barium Sulfate. % of sulphur in the organic compound is | 40 |
| 13. |
Consider the following sequence of reactions and find the molecular mass of the final product (A) formed in g mol
-1
 | 171 |
| 14. |  | A (iv), B (iii), C (ii), D (i) |
| 15. |  | A (Q), B (P), C (R), D (S) |
| 16 | CO 2+ is forming an octahedral complex with spin spin-only magnetic moment 3.83 BM. Which of the following electronic configuration? | t 2g 5 eg 2 |
| 17. |
Given below are two statements:
Statement I: During Lassaigne's test, covalent compound is converted to ionic compund Statement II: Na 4 [Fe(CN) 6 ] gives Prussian blue colour reaction with Fe 2 (SO 4 ) 3 | Both S-I and S-II are correct |
| 18. |
A (g)- 2B(g)
For the given reaction initial pressure was 0.6 atm and rate constant is 4.606 x 10 -2 sec -1. Find the pressure at 100 sec. | 1.194 atm |
| 19. |
Consider the following statements and Choose the correct option.
Statement I: Fructose does not contain aldehyde group but it gives Tollen's test. Statement II: In disaccharides, if the reducing groups are bonded, these are non reducing e.g sucrose. If these functional groups are free then they are reducing eg Maltose and Lactose. | Both S-I and S-II are correct |
| 20. | For a sample of hydrogen atom, the wavelength observed is 656 nm during a transition. The transition and series of wavelength will be | 3- 2, Balmer |
Also Read | JEE Main 23 Jan 2025 vs 29 Jan 2024 Shift Analysis: Hardest vs Easiest
JEE Main 23 January 2025 Chemistry Shift 2 Question Paper with Answer Key Solutions
Exam takers can access question paper with answer key solutions for JEE Main 23 January 2025 Chemistry afternoon session below.
| Q.No. | Questions | Answers |
|---|---|---|
| 1. | The correct order of melting point of 14 group element is (K) | C> Si> Ge>Pb> Sn |
| 2. | What will be effect on pH of water it is heated | Decrease |
| 3. | α -helix protein and β- pleated sheet protein belong from which of the following structure? | Secondary |
| 4. |
Match the following List I with list II
 | A (ii) B (i) C (iv) D (iii) |
| 5. | Which one of the following plots represents zero order reaction? |  |
| 6. |
By using relation
ΔG= ΔH- TΔS Which one of the following is incorrect for spontaneous reaction at a given temperature | ΔH>0 ΔS<0 |
| 7. |
Statement I: For a particular shell, maximum number of orbital is n
2
Statement II: For d-subshell, number of orientations lies between -1 to +1 including zero | S-I and S-II both are correct |
| 8. | The total number of isomers possible (aldehyde & ketones) for C 4 H 8 O are | 3 |
| 9. |  |  |
| 10. | Which of the following complex has a 14 configuration | [MnF 6 ] 3- |
| 11. |
Consider the given following reaction
X 2 Y(S) __ X 2 (g) + 1/2 Y 2 (g). If α is the degree of dissociation, Calculate Kp in terms of P total pressure |
Kp= 2P
3/2
3 3/2 |
| 12. | When a non volatile solute (A) is added to a volatile solvent, the vapour pressure of solvent decreases by 10mm Hg. Mole fraction of solute is 0.2. If 2nd solute (B) is added to the same solution and vapour pressure of solution decreases by 20mm Hg. Calculate mole fraction of 2nnd solute in the final solution. | 0.5 |
| 13. |  |  |
| 14. |  | 27 |
| 15. |  | 4 |
| 16. | 0.01 mole of an organic compound (Hydrocarbon) gives 1.76 gm CO 2 and 0.9 gm H 2 O on complete combustion. Find out the chemical formulae of the compound. | 0.04 |
| 17. |  | A i B ii C iii D iv |
| 18. |  | III> IV> I> II |
Also Read| Expected Important Topics for JEE Main 24 January 2025
JEE Main 23 January 2025 Chemistry Question Paper PDF Download
Get the JEE Main 22 January 2025 Chemistry question paper and answer key in PDF format from CollegeDekho here:
| Shift | Chemistry Question Paper with Answers Links |
|---|---|
| Shift 1 | JEE Main 2025 Question Paper Chemistry 23 January Shift 1 PDF |
| Shift 2 | JEE Main 2025 Question Paper Chemistry 23 January Shift 2 PDF |
JEE Main 23 January 2025 Question Paper: Physics and Mathematics
Go here to view and download the JEE Main 23 January 2025 question paper for the remaining subjects for both shifts:
| Parameter | Question Paper Link |
|---|---|
| Physics | JEE Main 23 January 2025 Physics Question Paper with Answer Key Solutions |
| Mathematics | JEE Main 23 January 2025 Mathematics Question Paper with Answer Key Solutions |
JEE Main 23 January 2025 Chemistry Question Paper PDFs by Coaching Institutions
The following table lists the JEE Main 23 January 2025 Chemistry answer key and question paper PDF links for Shifts 1 and 2, as released by Resonance, Aakash BYJU's, and Vedantu:
| Coaching Institute | Shifts | Chemistry Question Paper with Answer Key PDFs |
|---|---|---|
| Resonance | Shift 1 | Resonance JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 1 |
| Shift 2 | Resonance JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 2 | |
| Vedantu | Shift 1 | Vedantu JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 1 |
| Shift 2 | Vedantu JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 2 | |
| Aakash | Shift 1 | Aakash JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 1 |
| Shift 2 | Aakash JEE Main Chemistry Question Paper and Answer Key 2025 January 23 Shift 2 |
You may also find important |
| Parameter | Link |
|---|---|
| Safe Score | Expected Safe Score in JEE Mains January 2025 |
| Safe Percentile | Expected Safe Percentile in JEE Main 2025 Session 1 |
| Question Paper (All Days) | JEE Main Question Paper January 2025 Shift 1 and 2 |
| Answer Key (All Days) | JEE Main Answer Key Solutions January 2025 |
| Exam Analysis (All Days) | JEE Main 2025 Session 1 Exam Analysis |
| JEE Main Percentile to Marks | Expected Marks for JEE Main Percentile January 2025 |
| Marks to Percentile | JEE Main Expected Percentile Score January 2025 |
| Cutoff Percentile | JEE Main Expected Cutoff Percentile January 2025 |
| Cutoff Marks | Minimum Marks in JEE Mains to Qualify for JEE Advanced 2025 |
| Name of the Subject | Link |
|---|---|
| Physics | JEE Main Physics Expected Marks vs Percentile 2025 |
| Chemistry | JEE Main Chemistry Expected Marks vs Percentile 2025 |
| Mathematics | JEE Main Mathematics Expected Marks vs Percentile 2025 |
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