Question

b) The presence of oxygen and water is necessary for rusting of iron.true or fakse
c) Copper is more reactive than iron.true or false​

Answer 1

(a) TRUE, oxygen and water are necessary for rusting

(b) FALSE, copper is LESS reactive than iron

hope it helps .......

Answer 2

Answer:

B.) True.

C.) False..

Explanation:

B. Rusting of Iron occurs when Oxygen and moister present in air react and make a coating of brownish colour called rust.

C . copper is less reactive than Iron .

In reactivity series copper comes in less reactive.

Hope it helps you...

Thanks..