1)
Zn(OH)2 = ZnO + H2O
Hg(OH)2 = HgO + H2O
Mn(OH)2 = MnO + H2O
2)
Zn(NO3)2 + Ca(OH)2 = Zn(OH)2↓ + Ca(NO3)2
NiBr2 + 2LiOH = Ni(OH)2↓ + 2LiBr
Ni3(PO4)2 + LiOH ≠ Li3PO4↓ + Ni(OH)2↓
SnBr2 + Ba(OH)2 = BaBr2 + Sn(OH)2↓
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Answers & Comments
1)
Zn(OH)2 = ZnO + H2O
Hg(OH)2 = HgO + H2O
Mn(OH)2 = MnO + H2O
2)
Zn(NO3)2 + Ca(OH)2 = Zn(OH)2↓ + Ca(NO3)2
NiBr2 + 2LiOH = Ni(OH)2↓ + 2LiBr
Ni3(PO4)2 + LiOH ≠ Li3PO4↓ + Ni(OH)2↓
SnBr2 + Ba(OH)2 = BaBr2 + Sn(OH)2↓