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4 SnCl + 8 HCl + 2 SO2 = 3 SnCl4 + SnS2 + 4 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Zinc + Bromine = ZnBr =>
2 Zn + Br2 = 2 ZnBr
CaMnO4 = Ca2MnO4 + MnO + O2 =>
4 CaMnO4 = 2 Ca2MnO4 + 2 MnO + 3 O2
KOH + SO3 = H2O + K2SO4 =>
2 KOH + SO3 = H2O + K2SO4
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
CuSO4 + HCl = HSO4 + CuCl =>
CuSO4 + HCl = HSO4 + CuCl
N2(g) + I2(s) = NI3(s) =>
N2(g) + 3 I2(s) = 2 NI3(s)
AlBr3 + Li2CO3 = Al2(CO3)3 + LiBr =>
2 AlBr3 + 3 Li2CO3 = Al2(CO3)3 + 6 LiBr
NaHCo3 + NaOH = Na2Co3 + H2O =>
NaHCo3 + NaOH = Na2Co3 + H2O
Na2C2O4 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + CO2 + H2O =>
5 Na2C2O4 + 2 KMnO4 + 8 H2SO4 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
H2SO4 + KOH = (KOH)2SO4 + H2 =>
H2SO4 + 2 KOH = (KOH)2SO4 + H2
Sn(s) + HCl(aq) = SnCl2(aq) + H2(g) =>
Sn(s) + 2 HCl(aq) = SnCl2(aq) + H2(g)
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
Ag + Cl = AgCl =>
Ag + Cl = AgCl
SnBr4 + H2O2 = SnBr2 + HBr + O2 =>
SnBr4 + H2O2 = SnBr2 + 2 HBr + O2
(NH4)2Co3(aq) + MgCl2(aq) = NH4Cl(aq) + MgCo3(s) =>
(NH4)2Co3(aq) + MgCl2(aq) = 2 NH4Cl(aq) + MgCo3(s)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NaNO3 + K2O = Na2O + KNO3 =>
2 NaNO3 + K2O = Na2O + 2 KNO3
XCOOH + NaHCO3 = XCOONa + H2O + CO2 =>
XCOOH + NaHCO3 = XCOONa + H2O + CO2
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
FeS + H2O = Fe2O3 + H2S + H2 =>
2 FeS + 3 H2O = Fe2O3 + 2 H2S + H2
Al2O3 + HCl = Al2O3HCl =>
Al2O3 + HCl = Al2O3HCl
KHSO4 + BaCl2 = BaSO4 + HCl + KCl =>
KHSO4 + BaCl2 = BaSO4 + HCl + KCl
Na3N + Cl2 = NaCl + N2 =>
2 Na3N + 3 Cl2 = 6 NaCl + N2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mn2O7 + Ag2O = AgMnO4 =>
Mn2O7 + Ag2O = 2 AgMnO4
H4P2O7 + NaOH = Na2H2P2O7 + H2O =>
H4P2O7 + 2 NaOH = Na2H2P2O7 + 2 H2O
HNO2 + Ca(OH)2 = Ca(NO2)2 + H2O =>
2 HNO2 + Ca(OH)2 = Ca(NO2)2 + 2 H2O
NO2 + Ca(OH)2 = Ca(NO3)2 + NO + H2O =>
3 NO2 + Ca(OH)2 = Ca(NO3)2 + NO + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Sn + NaCl = SnCl2 + Na =>
Sn + 2 NaCl = SnCl2 + 2 Na
Fe + Cl + H2O = Fe(OH)2 + HCl =>
Fe + 2 Cl + 2 H2O = Fe(OH)2 + 2 HCl
Zn + NaNO2 = ZnNa + NO2 =>
Zn + NaNO2 = ZnNa + NO2
Sb + HNO3 = Sb2O5 + N2O + H2O =>
8 Sb + 10 HNO3 = 4 Sb2O5 + 5 N2O + 5 H2O
HNO3 + H2SO4 = HNO2 + H2O + SO4 =>
HNO3 + H2SO4 = HNO2 + H2O + SO4
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
(CH3CH2OH) + CuO = CH3CHO + H2O + Cu =>
(CH3CH2OH) + CuO = CH3CHO + H2O + Cu
Ag(s) + CoBr2(aq) = AgBr + Co =>
2 Ag(s) + CoBr2(aq) = 2 AgBr + Co
PbS + H2O2 = Pb(SO4) + H2O =>
PbS + 4 H2O2 = Pb(SO4) + 4 H2O
C2H5OH + Cu(OH)2 = Cu2O + H2O + C3H5OOH =>
3 C2H5OH + 8 Cu(OH)2 = 4 Cu2O + 11 H2O + 2 C3H5OOH
Sb + O2 = Sb2O3 =>
4 Sb + 3 O2 = 2 Sb2O3
K2Cr2O7 = K + Cr + O2 =>
2 K2Cr2O7 = 4 K + 4 Cr + 7 O2
MnSO4 + K2CrO4 = K2MnO4 + CrSO4 =>
MnSO4 + K2CrO4 = K2MnO4 + CrSO4
NaCH3COOH + H2O = NaCH3COO + H3O =>
NaCH3COOH + H2O = NaCH3COO + H3O
ReCl5 = Re3Cl9 + Cl2 =>
3 ReCl5 = Re3Cl9 + 3 Cl2
H2S + Br2 = Br2S + H2 =>
H2S + Br2 = Br2S + H2
TiCl4 + NaOH = TiO2 + NaCl + H2O =>
TiCl4 + 4 NaOH = TiO2 + 4 NaCl + 2 H2O
SnCl{2} + HgCl{2} = SnCl{4} + HgCl =>
SnCl{2} + HgCl{2} = SnCl{4} + HgCl
Al2(SO4)3(aq) + H3PO4(l) = AlPO4(aq) + H2SO4(aq) =>
Al2(SO4)3(aq) + 2 H3PO4(l) = 2 AlPO4(aq) + 3 H2SO4(aq)
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