Question

Assertion:- An alloy of gold with copper or silver is used to make ornaments.

Reason:- Pure gold is soft due to which it cannot be not used to make ornaments.

• A. Assertion:- False Reason:- False
• B. Assertion:- True Reason:- True Reason is the correct explanation of assertion
• C. Assertion:- True Reason:- False Reason is not the correct explanation of assertion
• D. Assertion:- False Reason:- True

Answer 1

The correct option is B

Assertion:- True

Reason:- True

Reason is the correct explanation of assertion

- Pure gold (also called 24-carat gold) is not used to make ornaments because pure gold is too soft and malleable that it cannot retain the desired shape.
- 22 carat gold is called ornamental gold in which contains 22 parts of gold is alloyed with 2 parts of copper or silver.
- Alloying increases the strength and makes gold suitable for making ornaments.