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Sn + 2 SO3 = Sn(SO3)2
C2H4 + H2SO4 = C2H6SO4 =>
C2H4 + H2SO4 = C2H6SO4
PbO2 + H2SO4 + MnSO4 = HMnO4 + PbSO4 + H2O =>
5 PbO2 + 3 H2SO4 + 2 MnSO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O
K2CO3 + CrBr2 = CrCO3 + KBr =>
K2CO3 + CrBr2 = CrCO3 + 2 KBr
Ca(NO3)2 + CsI = CsNO3 + CaI2 =>
Ca(NO3)2 + 2 CsI = 2 CsNO3 + CaI2
Al(OH)3 + H(Po4) = Al(Po4)3 + H2O =>
Al(OH)3 + 3 H(Po4) = Al(Po4)3 + 3 H2O
H2SO4 + K = K2SO4 + H2O + S2 =>
8 H2SO4 + 12 K = 6 K2SO4 + 8 H2O + S2
Te + N2 = Te3N2 =>
3 Te + N2 = Te3N2
Na2Zn(OH)4 + H2S = ZnS + Na2S + H2O =>
Na2Zn(OH)4 + 2 H2S = ZnS + Na2S + 4 H2O
Cr2O3 + HF = CrOF + H2O =>
Cr2O3 + 2 HF = 2 CrOF + H2O
CONO = CO2N =>
CONO = CO2N
Na3PO4HNO3 = Na2HPO4NaNO3 =>
Na3PO4HNO3 = Na2HPO4NaNO3
BaO2 + SO3 = BaSO4 + O =>
BaO2 + SO3 = BaSO4 + O
Cd{2+} + Ni = Cd + Ni{2+} =>
Cd{2+} + Ni = Cd + Ni{2+}
H2[HgCl4] + H2SnCl4 = Hg2Cl2 + H2SnCl6 + HCl =>
2 H2[HgCl4] + H2SnCl4 = Hg2Cl2 + H2SnCl6 + 4 HCl
Cu2S + O2 + H2O = CuO + H2SO4 =>
2 Cu2S + 5 O2 + 2 H2O = 4 CuO + 2 H2SO4
(NH4)2S2O8 + H2O = NH4HSO4 + H2O2 =>
(NH4)2S2O8 + 2 H2O = 2 NH4HSO4 + H2O2
HgO + KI = HgI2 + K2O =>
HgO + 2 KI = HgI2 + K2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Ag2SO4 + CaCl2 = AgCl + CaSO4 =>
Ag2SO4 + CaCl2 = 2 AgCl + CaSO4
Na + H2O2 = H2 + Na2O =>
4 Na + H2O2 = H2 + 2 Na2O
FeS + H2O = Fe(OH)2 + H2S =>
FeS + 2 H2O = Fe(OH)2 + H2S
AlCl3NH4OH = AlOHNH4Cl3 =>
AlCl3NH4OH = AlOHNH4Cl3
C + H2 = CH4 =>
C + 2 H2 = CH4
K2Cr2O7 + CH3CH2OH + H2SO4 = CH3CHO + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 CH3CH2OH + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
CuCO3 + H2SO4 + CaOH = CuSO4 + CaCO3 + H2O + H2 =>
2 CuCO3 + 2 H2SO4 + 2 CaOH = 2 CuSO4 + 2 CaCO3 + 2 H2O + H2
Si + OH = SiO32 + H2O =>
Si + 64 OH = SiO32 + 32 H2O
Al2(SO4)3 + Na2CO3 + H2O = Al(OH)3 + CO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Hg(CH3COO)2 + Na2S = HgS + NaCH3COO =>
Hg(CH3COO)2 + Na2S = HgS + 2 NaCH3COO
NaIO3 + SO2 + H2O = I2 + NaHSO4 + H2SO4 =>
2 NaIO3 + 5 SO2 + 4 H2O = I2 + 2 NaHSO4 + 3 H2SO4
CH3CH2NH2HBr = CH3CH2BrNH3 =>
CH3CH2NH2HBr = CH3CH2BrNH3
Zn(OH)2 + H2SO4 = Zn(OH)HSO4 + H2O =>
Zn(OH)2 + H2SO4 = Zn(OH)HSO4 + H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Li + S = Li2S3 =>
2 Li + 3 S = Li2S3
NaCHO3 + NaC2H3 = CO + H2O + Na2CO3 =>
9 NaCHO3 + NaC2H3 = 6 CO + 6 H2O + 5 Na2CO3
SbCl3 + Na2S = Sb2S3 + NaCl =>
2 SbCl3 + 3 Na2S = Sb2S3 + 6 NaCl
PbS + CO2 = PbCO3 + COS =>
PbS + 2 CO2 = PbCO3 + COS
NaIO3 + HCl = I2 + Cl2 + NaCl + H2O =>
2 NaIO3 + 12 HCl = I2 + 5 Cl2 + 2 NaCl + 6 H2O
CH3NH3 = NH3CH3 =>
CH3NH3 = NH3CH3
Cr + SnCl4 = Sn + CrCl2 =>
2 Cr + SnCl4 = Sn + 2 CrCl2
NaOHH2Co3 = H2Co3NaOH =>
NaOHH2Co3 = H2Co3NaOH
SrO2H2O = H2SrO3 =>
SrO2H2O = H2SrO3
(Fe) + (S) = Fe2S3 =>
2(Fe) + 3(S) = Fe2S3
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
AgNO3 + Sn(NO2)4 = Ag4(NO2)4 + Sn(NO3)4 =>
4 AgNO3 + Sn(NO2)4 = Ag4(NO2)4 + Sn(NO3)4
CuO + H2SO3 = CuSO3 + H2O =>
CuO + H2SO3 = CuSO3 + H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Cu(NH3)4Cl2 + NH3 + Cu = Cu(NH3)4Cl =>
Cu(NH3)4Cl2 + 4 NH3 + Cu = 2 Cu(NH3)4Cl
N + Cs = CsN =>
N + Cs = CsN
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