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2 NH3 + H2SO4 = (NH4)2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
NH4F + NaOH + Al(OH)3 = Na3AlF6 + H3N + H2O =>
6 NH4F + 3 NaOH + Al(OH)3 = Na3AlF6 + 6 H3N + 6 H2O
Ag2CO3 = Ag2O + CO2 =>
Ag2CO3 = Ag2O + CO2
KIO3 + HI + H2SO4 = I2 + K2SO4 + H2O =>
2 KIO3 + 10 HI + H2SO4 = 6 I2 + K2SO4 + 6 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H + F = HF =>
H + F = HF
S + O2 = SO2 =>
S + O2 = SO2
FeCl2 + KMnO4 + HCl = FeCl3 + KCl + MnCl2 + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + KCl + MnCl2 + 4 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
I2 + OH{-} = I{-} + IO3{-} + H2O =>
3 I2 + 6 OH{-} = 5 I{-} + IO3{-} + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaBr + Al(NO3)3 = NaNO3 + AlBr3 =>
3 NaBr + Al(NO3)3 = 3 NaNO3 + AlBr3
HgSO4 + NH4NO3 = Hg(NO3)2 + (NH4)2SO4 =>
HgSO4 + 2 NH4NO3 = Hg(NO3)2 + (NH4)2SO4
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
PbO + HCl = PbCl2 + H2O =>
PbO + 2 HCl = PbCl2 + H2O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ca + S = CaS =>
Ca + S = CaS
N + O = NO =>
N + O = NO
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Cu + HNO3 = Cu(NO3)2 + H2 =>
Cu + 2 HNO3 = Cu(NO3)2 + H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Pb + S = PbS =>
Pb + S = PbS
Br + NaOH = NaBr + NaBrO3 + H2O =>
6 Br + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
AgCl + NaOH = NaCl + AgOH =>
AgCl + NaOH = NaCl + AgOH
NaO + HCl = NaCl + H2 + O2 =>
2 NaO + 2 HCl = 2 NaCl + H2 + O2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
K2S3O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S3O4 + 12 KMnO4 + 8 H2SO4 = 11 K2SO4 + 12 MnSO4 + 8 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + S = FeS =>
Fe + S = FeS
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