Question

30. Describe the preparation of O, in the laboratory
the necessary chemicals, reaction condition, apparatus,
precautions). 31. Describe the laboratory preparation o
E. Write notes on :
(1) Rusting (ii) Depletion of oxygen in atmosphere as
(iii) Hydrogen torch.
13​

Answer 1

Answer:

Rusting:-If a body is kept out to atmosphere then an alloy covers any of the metal kept out. Most probably it occurs with metals.

Explanation:

Rusting is a slow process.