Question

20 Assertion (A): Rusting of iron is a chemical change. Reason (R): Rusting is a slow process in which the surface of iron is spoiled due to the action of oxygen and water on it.
A O Both A and R are true and R is the correct explanation of the assertion.
BO Both A and R are true but R is not the correct explanation of the assertion.
CO A is true but R is false. 5
DO A is false but R is true. 20​

Answer 1

Answer:

option a is correct answer

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