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Mg(HCO3)2 + 2 Ca(OH)2 = Mg(OH)2 + 2 H2O + 2 CaCO3
CU + H2O = CU(OH)2 + H2 =>
CU + 2 H2O = CU(OH)2 + H2
Cl2(g)MgBr2(aq) = MgCl2(aq)Br2(l) =>
Cl2(g)MgBr2(aq) = MgCl2(aq)Br2(l)
Al2O3 + FeS = Al + FeSO4 =>
4 Al2O3 + 3 FeS = 8 Al + 3 FeSO4
(b)XeF2(g) + H2O(l) = Xe(g) + HF(g) + O2(g) =>
2(b)XeF2(g) + 2 H2O(l) = 2 Xe(g) + 4 HF(g) + O2(g)
(NH4)2SO4 + Pb(OH)4 = NH3 + H2O + Pb(SO4)2 =>
2(NH4)2SO4 + Pb(OH)4 = 4 NH3 + 4 H2O + Pb(SO4)2
Cl2(g)MgBr2(aq) = MgCl2Br2 =>
Cl2(g)MgBr2(aq) = MgCl2Br2
Cl2(g)MgBr2(aq) = MgCl2(aq)Br2 =>
Cl2(g)MgBr2(aq) = MgCl2(aq)Br2
CdCO3 + Na2S = CdS + Na2CO3 =>
CdCO3 + Na2S = CdS + Na2CO3
Ca3(PO4)2 + H2SO4 + H2O = H3PO4 + CaSO4*2H2O =>
Ca3(PO4)2 + 3 H2SO4 + 6 H2O = 2 H3PO4 + 3 CaSO4*2H2O
[KAl(SO4)2*12H2O] + BaCl2 = BaSO4 + H2O + KCl + AlCl3 =>
[KAl(SO4)2*12H2O] + 2 BaCl2 = 2 BaSO4 + 12 H2O + KCl + AlCl3
Cu(s) + HNO3(aq) + O2(g) = Cu(NO3)2(aq) + H2O =>
2 Cu(s) + 4 HNO3(aq) + O2(g) = 2 Cu(NO3)2(aq) + 2 H2O
Ca(NO3)2 + Na2(C2O4) = Ca(C2O4) + NaNO3 =>
Ca(NO3)2 + Na2(C2O4) = Ca(C2O4) + 2 NaNO3
SnCl2 = Sn2 + Cl =>
2 SnCl2 = Sn2 + 4 Cl
HCl + MgCl2 = HCl2 + MgCl =>
HCl + MgCl2 = HCl2 + MgCl
TiCl3 + HClO4 + H2O = TiOCl2 + HCl =>
8 TiCl3 + HClO4 + 4 H2O = 8 TiOCl2 + 9 HCl
KNO3 + H2SO4 + Cu = K2SO4 + CuSO4 + NO2 + H2O =>
2 KNO3 + 2 H2SO4 + Cu = K2SO4 + CuSO4 + 2 NO2 + 2 H2O
BiN3O9 + H2S = Bi2S3 + HNO3 =>
2 BiN3O9 + 3 H2S = Bi2S3 + 6 HNO3
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
Ca(ClO4)2 + K2CO3 = CaCO3 + KClO4 =>
Ca(ClO4)2 + K2CO3 = CaCO3 + 2 KClO4
SnCl2 = Sn2 + Cl =>
2 SnCl2 = Sn2 + 4 Cl
NH4Cl + KOH = NH3 + H2O + KCl =>
NH4Cl + KOH = NH3 + H2O + KCl
Al(CH3CO2)3 + NaOH = Al(OH)3 + NaCH3CO2 =>
Al(CH3CO2)3 + 3 NaOH = Al(OH)3 + 3 NaCH3CO2
HOAc + NaOH = H2O2 + NaAc =>
HOAc + NaOH = H2O2 + NaAc
Al(NO2)3 + H2SO4 = Al2(SO4)3 + HNO2 =>
2 Al(NO2)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
SnCl2 = Sn2 + Cl =>
2 SnCl2 = Sn2 + 4 Cl
Cd + Ni2O3 + H2O = Cd(OH)2 + Ni(OH)2 =>
Cd + Ni2O3 + 3 H2O = Cd(OH)2 + 2 Ni(OH)2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl + H2O =>
2 K2CrO4 + 5 Na2SO3 + 6 HCl = 4 KCl + 5 Na2SO4 + 2 CrCl + 3 H2O
Pb(NO3)2K4Fe(CN)6 = PbFe(CN)6K4(NO3)2 =>
Pb(NO3)2K4Fe(CN)6 = PbFe(CN)6K4(NO3)2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Pb(NO3)2K4Fe(CN)6 = Pb(CN)6K4Fe(NO3)2 =>
Pb(NO3)2K4Fe(CN)6 = Pb(CN)6K4Fe(NO3)2
Na2CO3(aq) + HCl(l) = NaCl(s) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(l) = 2 NaCl(s) + H2O(l) + CO2(g)
PotassiumPhosphate + MagnesiumChloride = MagnesiumPhosphate + PotassiumChloride =>
PotassiumPhosphate + MagnesiumChloride = MagnesiumPhosphate + PotassiumChloride
Ca(H2PO4)2 + Ba(OH)2 = Ca(OH)2 + Ba(H2PO4)2 =>
Ca(H2PO4)2 + Ba(OH)2 = Ca(OH)2 + Ba(H2PO4)2
H2 + Ca(Cn)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCn)3 + PI + NaSiO3 + CaF2 + H2O =>
43 H2 + 6 Ca(Cn)2 + 2 NaAlF4 + 4 FeSO4 + 2 MgSiO3 + 2 KI + 2 H3PO4 + 4 PbCrO4 + 8 BrCl + 2 CF2Cl2 + 8 SO2 = 4 PbBr2 + 4 CrCl3 + 2 MgCO3 + 2 KAl(OH)4 + 4 Fe(SCn)3 + 2 PI + 2 NaSiO3 + 6 CaF2 + 42 H2O
CU + H2SO4 = CUSO4 + H2 =>
CU + H2SO4 = CUSO4 + H2
PbO2 + H2 = Pb + H2O =>
PbO2 + 2 H2 = Pb + 2 H2O
Mg(NO3)2 + NaCO3 = NaNO3 + Mg(CO3)2 =>
Mg(NO3)2 + 2 NaCO3 = 2 NaNO3 + Mg(CO3)2
AsBr3 + K2Cr2O7 + H2SO4 = HBrO3 + H4As2O7 + Cr2(SO4)3 + K2SO4 + H2O =>
6 AsBr3 + 20 K2Cr2O7 + 80 H2SO4 = 18 HBrO3 + 3 H4As2O7 + 20 Cr2(SO4)3 + 20 K2SO4 + 65 H2O
KMnO4 + H2C2O4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 10 CO2 + 8 H2O + 2 MnSO4 + K2SO4
CaCO3(s) + HCl = CaCl2 + H2CO3 =>
CaCO3(s) + 2 HCl = CaCl2 + H2CO3
C6H6 + CH3Cl = C6H5CH3 + HCl =>
C6H6 + CH3Cl = C6H5CH3 + HCl
SF6(s) = S8(s) + F2(g) =>
8 SF6(s) = S8(s) + 24 F2(g)
CaO + C2 = CaC2 + CO =>
2 CaO + 3 C2 = 2 CaC2 + 2 CO
NHO3 + HBr = NO2 + Br2 + H2O =>
2 NHO3 + 2 HBr = 2 NO2 + Br2 + 2 H2O
ZnSO4 + Cu(NO3)2 = CuSO4 + Zn(NO3)2 =>
ZnSO4 + Cu(NO3)2 = CuSO4 + Zn(NO3)2
Al(HCO3)3 + HNO3 = Al(NO3)3 + CO2 + H2O =>
Al(HCO3)3 + 3 HNO3 = Al(NO3)3 + 3 CO2 + 3 H2O
Al2S3 + H2O = Al(OH)3(aq) + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3(aq) + 3 H2S
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