Which of the following statements are correct ? <br/>I. On decomposition of `H_2O_2`, 1O_2` gas is released . <br/>II. 2-ethylanthraquinol is used in

Question

Which of the following statements are correct ?
I. On decomposition of `H_2O_2`, 1O_2` gas is released .
II. 2-ethylanthraquinol is used in preparation of `H_2O_2`.
III. On heating `KClO_3, Pb(NO_3)_2, NaNO_3, O_2` gas is released.
IV In the preparation of sodium peroxoborate, `H_2O_2` is treated with sodium metaborate
A. I, II, IV
B. II, III, IV
C. I, II, III, IV
D. I, II, III

Answer 1

Correct Answer - C