Valence factor of `H_(2)O_(2)` is always 2.
Statement-2: In redox reaction change of oxidation state per molecule is 2.
A. Statement-1 is true, statement-2 is true, statement-2 is a correct explanation for statement-1
B. Statement-1 is true, statement-2 is true, statement-2 is not correct explanation for statement-1
C. Statement-1 is true, statement-2 is false
D. Statement-1 is false, statement-2 is true
