Jharkhand Board Class 12 Chemistry Question Paper 2026 with Answer Key: Download PDF

 Jharkhand Board Class 12 Chemistry Question Paper 2026: The Jharkhand Academic Council (JAC) successfully conducted the Class 12 Chemistry board examination on 13 February 2026 from 2:00 PM to 5:15 PM. Students who appeared for the exam are now looking for the Jharkhand Board Class 12 Chemistry Question Paper 2026 with Answer Key PDF to evaluate their performance and estimate their expected marks.

The JAC Class 12 board examinations are being conducted from 3 February to 23 February 2026. In this article, we provide the JAC Class 12 Chemistry Question Paper 2026 PDF along with an expert-prepared answer key to help students cross-check their responses and assess their probable scores before the official results are declared.

Check: JAC Class 12 Question Paper 2026

Jharkhand Board Class 12 Chemistry Exam 2026: Key Highlights

Students can check the table below for JAC Class 12th Chemistry Exam 2026 details:

Jharkhand Board Class 12 Chemistry Question Paper Pattern 2026

The Jharkhand Board Class 12 Chemistry Question Paper 2026 follows the official exam pattern prescribed by JAC:

This question paper consists of four sections: A, B, C, and D. The total number of questions is 52.

Section A (MCQs):

• There are 30 multiple-choice questions in Section A.

• Each question has four options, out of which only one option is correct.

• Each question carries 1 mark.

Section B (Very Short Answer):

• Question numbers 31 – 38 are very short answer type questions.

• Students are required to answer any six questions.

• Each question carries 2 marks.

Section C (Short Answer):

• Question numbers 39 – 46 are short answer type.

• Answer any six questions.

• Each question carries 3 marks.

Section D (Long Answer):

• Question numbers 47 – 52 are long answer type.

• Answer any four questions.

• Each question carries 5 marks.

This structure helps students clearly understand the marking scheme, weightage, and overall difficulty level of the Chemistry examination.

Jharkhand Board Class 12 Chemistry Question Paper 2026

Q1. Which of the following aqueous solutions will have the maximum boiling point?

Options:
(A) 1% glucose
(B) 1% sucrose
(C) 1% NaCl
(D) 1% CaCl₂

Q2. What will be the molarity of 30 mL of 0.5 M H₂SO₄ solution diluted to 50 mL?

Options:
(A) 0.3 M
(B) 0.03 M
(C) 3 M
(D) 0.13 M

Q3. A plant cell shrinks when it is kept in a __________.

Options:
(A) Hypotonic solution
(B) Hypertonic solution
(C) Isotonic solution
(D) Pure water

Q4. The amount of electricity required to obtain 1 mol of Cu from CuSO₄ is:

Options:
(A) 3 F
(B) 2 F
(C) 1 F
(D) 4 F

Q5. The cell which is used in automobiles and inverters are:

Options:
(A) Lead storage battery
(B) Nickel cadmium battery
(C) Dry cell
(D) Fuel cell

Q6. Calculate the overall order of a reaction which has the rate expression: Rate = K [A]¹ᐟ² [B]³ᐟ²

Options:
(A) Second order
(B) First order
(C) Zero order
(D) Third order

Q7. Activation energy of a chemical reaction can be determined by:

Options:
(A) Rate constant at standard temperature
(B) Rate constants at two different temperatures
(C) Orientation of reactant molecules during the collision
(D) Using catalyst

Q8. For a first order reaction, the correct graph is:

Q9. A transition element X is placed in the first series of transition elements. It has the following characteristics:

(i) It is a coinage metal.
(ii) It has positive reduction potential.
(iii) It does not react with HCl but reacts with nitric acid.

The element ‘X’ is likely to be:

Options:
(A) Zn
(B) Cu
(C) Au
(D) Ag

Q10. Which of the following oxidation states is common for all lanthanoids?

(A) +2
(B) +3
(C) +4
(D) +5

Q11. Identify the homoleptic complex among the following compounds:

Q12. Which of the following is a bidentate ligand?

Q13. 

(A) Tertiary halide
(B) Primary halide
(C) Secondary halide
(D) None of these

Q14. The best method for the synthesis of alkyl fluoride is:

(A) Finkelstein reaction
(B) Swarts reaction
(C) Kolbe reaction
(D) Wurtz reaction

Jharkhand Board Class 12 Chemistry Answer Key 2026

As soon as we receive the Jharkhand Board Class 12 Chemistry Question Paper 2026, our subject experts will prepare and provide the accurate JAC Class 12 Chemistry Answer Key 2026 PDF. 

Jharkhand Board Class 12 Exam Dates for Next Exams

Check the following table for JAC Class 12 Exam Dates 2026 for upcoming exams:

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Jharkhand Board Class 12 Maths Question Paper 2026

Jharkhand Board Class 12th Datesheet 2026