Question

I2-Hl-Hgl2-HgBr2-MgBr2-AgBr
Помогите пожалуйста. Химия, Галогены.

Answer 1

I2->HI->HgI2->HgBr2->MgBr2->AgBr

H2+I2 = 2 HI

Hg + 2 HI = HgI2 + 2 H

HgI2+2 KBr = HgBr2+2 KI

Mg + HgBr2 = MgBr2 + Hg

MgBr2 + 2 Ag = 2 AgBr + Mg