Question

zns - zncl2 - k2 [zn(oh)4] - zn(oh)2

Answer 1

Ответ:

Zn+S = ZnS

ZnS +2 HCl = ZnCl2 + H2S

ZnCl2 +2 AgNO3 = Zn(NO3)2 +2 AgCl

Zn(NO3)2 + 2NaOH = Zn(OH)2 + 2NaNO3

Zn(OH)2 + 2NaOH = Na2(Zn(OH)4)