The formation of hydrazine N≡NCl -NINH a Naoto ①D NaHSO3 Naos ,O 2204 ⑨DOrganic Chemistry Organic Chemistry Xiamen Xiamen University University The formation of hydrazine The formation of hydrazine N N Cl - + [H] NHNH2 [H] Na2 S 2 O 3 Na2SO 3 NaHS O 3 Na2 S 2 O 4