1.

Assertion: To design the body of an aircraft, aluminium alloys are used. Reason: Aluminium becomes passive when it is treated with dil or con.HNO3 (a) Assertion and Reason are correct, Reason explains the Assertion. (b) Assertion is correct, Reason is wrong. (c) Assertion is wrong, Reason is correct. (d) Assertion and Reason are correct, Reason doesn’t explains Assertion.

Answer»

(d) Assertion and Reason are correct, Reason doesn’t explains Assertion.



Discussion

No Comment Found