Punjab Board is conducting the Class 12 Chemistry Board Exam 2026 on March 20, 2026. Class 12 Chemistry Question Paper with Solution PDF is available here for download.

The Punjab Board Class 12 Chemistry paper covered key topics from organic chemistry, inorganic chemistry, physical chemistry, and environmental chemistry. Students should focus on understanding chemical reactions, molecular structures, balancing equations, and applying chemical principles. The exam is marked out of 100, with 80 marks for the theory paper and 20 for practical work and internal assessment.

Punjab Board Class 12 2026 Chemistry Question Paper with Solution PDF

Punjab Board Class 12 Chemistry Question Paper 2026 Download PDF Check Solutions

Question 1:

Calculate the depression in freezing point for a given solution using the cryoscopic constant (\(K_f\)).


Question 2:

State and explain Kohlrausch's Law and its applications in calculating molar conductivity at infinite dilution.


Question 3:

Derive the Nernst Equation for a specific electrochemical cell and calculate its EMF.


Question 4:

Explain the difference between molarity and molality and their temperature dependence.


Question 5:

Calculate the Activation Energy (\(E_a\)) given rate constants at two different temperatures.


Question 6:

Discuss the difference between Order and Molecularity of a reaction.


Question 7:

Explain Lanthanoid Contraction and its consequences on the atomic radii of 5d series elements.


Question 8:

Why do Transition Metals act as good catalysts and form a large number of complex compounds?

Punjab Board 2026 Class 12 Preparation