1.

(A) Zinc oxide is yellow coloured when hot(R) Zinc oxide has metal excess defect due to anionic vacancies

Answer»

Both (A) and (R) are true and (R) is the correct explanation of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :C


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