Direction (Q. Nos. 1-8) This section contains 8 multiple choice questions. Each question has four choices (a), (b), (c) and (d) out of which ONLY ONE option is correct.
1 mole of N2H4 loses 10 moles of electrons to form a new compound Y , having same number of N - atoms as in N2H4 . There is no change in the oxidation number of H . Oxidation state of nitrogen in the compound Y is
a. -1
b. -3
c. +3
d. +5