JEE Main 28 January 2025 Chemistry Question Paper with Answer Key Solutions (Available)

Download here the memory-based JEE Main 28 January 2025 Chemistry question paper with answer key solutions for both Shift 1 and Shift 2. Chemistry question paper PDF by top coaching institutes will also be available here.

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JEE Main 28 January 2025 Chemistry Question Paper with Answer Key Solutions (Available)

JEE Main 28 January 2025 Chemistry Question Paper: The unofficial JEE Main Chemistry question paper with answer keys for January 28, 2025, is available to candidates on the website below. The solution keys were available following the conclusion of Shifts 1 and 2. Shifts 1 and 2 end edat 12 and 3 PM, respectively. Candidates will be asked to complete the question paper, and our subject matter experts will create the answers, which will be posted on the website below. Here, you will also see the responses from various coaching centers. Candidates can assess their test-taking performance in this way. Candidates can double-check their answers with the other answer keys if unsure about a particular response.

JEE Main 28 January 2025 Chemistry Shift 1 Question Paper with Answer Key Solutions

Check the JEE Main 28 January 2025 Chemistry question paper with answer key solutions for Shift 1 here: 

Q.No.QuestionsAnswers
1What is the rate of reaction for releasing CO2(g) with aq. NaHCOamong the following?
1>3>2
2i> ii> iii> iv
3
4Which of the following pair have square pyramidal shape?BrF5, XeOF4
5Which of the following set of quantum numbers have same energy?c,d
6 Δ1H  of H(g) is 222kJ/ mol, Δ1H  of O(g) is 250kJ/ mol, Δ1H  of H2O is -248kJ/ mol. what is the value of Bond Energy of the O-H bond in H2O in kJ/ mol.471
770% of mass solution of HNO3 is taken heavy density 1.41 gm/ml. Calculate morality (Rounded off to nearest integer)16
8CH3CH2CH2NO2 & CH3CH2CH2NC
10A(Q), B(R), C(P), D(S)
11Among the following the incorrect order of atomic radius isB> Al> Mg> F
121g of a non electrolyte solute (MW=256g/mol) dissolved in 50g of solvent, freezing point of solution lowered by 0.40K. Calculate the molal depression constant of solvent.5
13A compound contains 14.4% Carbon, 1.2% Hydrogen, and 84.4% Chlorine. Calculate empirical formula mass of compound. (Molar mass of C=12, H=1, Cl=35.5)84
14
15Statement I is incorrect and Statement II is correct
16Which of the following has same energy in absence of electric and magnetic field for hydrogen atom2s, 2p
17Which of the following reactions /tests can be used to distinguish acetaldehyde and acetoneD and E only
18Which of the following give violet color in Borax bead test?Mn2+
19Which of the following compounds have the same number of lone pair on central atomas CIF3XeF-5
20Statement 1: For Titration of oxalic acid using KMnO4, warming of acid solution is required whereas in case of Ferrous Ammonium Sulphate, it is done at room temperature.
Statement 2: Fe2+ converts to Fe3+ ions during titration
Statement 1 and Statement 2 are correct

JEE Main 28 January 2025 Chemistry Shift 2 Question Paper with Answer Key Solutions

Candidates shall obtain the JEE Main 28 January 2025 Chemistry Shift 2 question paper with answer key solutions here: 

Q.No.

Questions

Answers

1

Consider the following oxides:

V2O3 , V2O4, V2O5

Change in oxidation state of vanadium when amphoteric oxide reacts with acids to form VO4+

2

2

Which has maximum oxidising power among the following

MnO4-

3

Number of paramagnetic species among the following is 

O2, O2+, O2- NO2 , NO, CO

5

4

How many of the following molecules are polar?
CH4, CCl4, CH2CL2 , H2O, NH3, H2O2, O2F2

5

5

Which of the following complex is paramagnetic

{NlCl4}2-

630 gm of HNOis added to a solution to prepare 75% w/w solution having density 1.25 g/mL. Volume of solution is 32 mL
7Both S-Iand S-II statements are correct
8For an elementary reaction
A + B  →   C + D
When volume becomes 1/3rd, rate of reaction becomes
9 times
9A (i), B (ii), C (iii), D (iv)
10The correct name of I & II in the following process is:
I- Sublimation
II-Deposition
11
12Which of the following biomolecules doesn't contain C1- C4 glycosidic linkageSucrose
13Consider the following statements
Statement I: In law of octaves, elements were arranged in ascending order of their atomic numbers.
Statement II: Lothar Meyer, plotted the physical properties against atomic weight.
Choose the correct answer from the options given below.
Both Statements I and II are incorrect
14'C' can give Tollen's test
15Consider the following oxides
V2O3 , V2O4, V2O5
Oxidation state of vanadium in amphoteric oxide is 
+5
16The bacterial life grows as per 1st order of kinetics.Which of the following graph is correct between N/N0 and t?
17How many of the following will give Benzoic acid on reaction with hot alkaline KMnO4?
5
18By passing current in 600 mL of NaCl solution pH increase to 12. Find current (i) if electrolysis occurs for 10 min/assume 100% efficiency0.965

Also Read| Expected Important Topics for JEE Main 29 January 2025

JEE Main 28 January 2025 Chemistry Question Paper PDF Download

Download here JEE Main 28 Jan 2025 Chemistry question paper and answer key provided above in PDF format:

JEE Main 28 January 2025 Question Paper: Physics and Mathematics

To access the JEE Main 28 January 2025 question paper for other subjects and for both shifts, the download is provided here:

JEE Main 28 January 2025 Chemistry Question Paper PDFs by Coaching Institutions

Find the JEE Main 28 January 2025 Chemistry answer key and question paper PDFfor both Shift 1 and Shift 2, as released by Resonance, Aakash BYJU's, and Vedantu in the below table:

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