Question

Q. 37 of 7
Mark for review
4 FeS, +110,- →2Fe,0, +
number of electron gained
by one molecule of Fes is 'P'
and one molecule of oxygen
is 'Q' the value of 'P-Q'​

Answer 1

Explanation:

p is 1

and q is 2

p-q= -1

hope it helps you