CBSE-CLASS-XII SERIES Chemistry
D Block Elements
2 previous year questions.
Volume: 2 Ques
Yield: Medium
High-Yield Trend
2
2026 Chapter Questions 2 MCQs
01
PYQ 2026
medium
chemistry ID: cbse-cla
Assertion (A): Zinc, cadmium and mercury are not considered as transition elements. Reason (R): These elements have completely filled orbitals in their ground state as well as in their common oxidation states. Choose the correct option:
1
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
2
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
3
Assertion (A) is true, but Reason (R) is false.
4
Assertion (A) is false, but Reason (R) is true.
02
PYQ 2026
hard
chemistry ID: cbse-cla
Assertion (A): Highest oxidation state of Mn is +7 in most of the transition elements.
Reason (R): Transition metals exhibit variable oxidation states.
Reason (R): Transition metals exhibit variable oxidation states.
1
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
2
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A).
3
Assertion (A) is true, but Reason (R) is false.
4
Assertion (A) is false, but Reason (R) is true.
About D Block Elements - CBSE-CLASS-XII
D Block Elements is a vital chapter for CBSE-CLASS-XII aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on D Block Elements PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within D Block Elements carry the most weight. Then, tackle the questions iteratively to solidify your understanding.