Question

Assertion: Diamond and graphite have the same physical properties.

Reason: Both of them are made from the same element.

• A. Both assertion and reason are true and the reason is the correct explanation for the assertion.
• B. Both assertion and reason are true but the reason is not the correct explanation for the assertion.
• C. The assertion is true but the reason is false.
• D. The assertion is false but the reason is true.

Answer 1

The correct option is D The assertion is false but the reason is true.

Diamond and graphite are both allotropes of carbon. This means even though they are made up of the same element- carbon, the structure in which the carbon atoms are arranged is different which results in the difference in physical properties.