Question

Read the assertion and reason carefully to mark the correct option out of the options given below:

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

(c) If assertion is true but reason is false.

(d) If assertion and reason both are false.
Assertion : Si-Si bond is weaker then Si-O bond.
Reason : Silicon forms double bonds with itself.

• A. a
• B. b
• C. c
• D. d

Answer 1

The correct option is C c

Assertion is true but reason is false.Due to smaller size of oxygen atom, Si-O bond is stronger than Si-Si bond.