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Co + 3 H = CoH3
NaOH + As4O6 = Na3AsO3 + H2O =>
12 NaOH + As4O6 = 4 Na3AsO3 + 6 H2O
Hg + NaOH = Hg(OH)2 + Na =>
Hg + 2 NaOH = Hg(OH)2 + 2 Na
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Zn + NHO3 = Zn(NO3)2 + NH3NO3 + H2O =>
7 Zn + 18 NHO3 = 7 Zn(NO3)2 + 2 NH3NO3 + 6 H2O
Na2O + CaCl = NaCl + Ca2O =>
Na2O + 2 CaCl = 2 NaCl + Ca2O
KI + H2SO4 + KNO3 = I2 + N2O + K2SO4 + H2O =>
8 KI + 5 H2SO4 + 2 KNO3 = 4 I2 + N2O + 5 K2SO4 + 5 H2O
Zn(OH)2 + NaCl = Na2[Zn(OH)4] + ZnCl2 =>
2 Zn(OH)2 + 2 NaCl = Na2[Zn(OH)4] + ZnCl2
Co + NH3 = Co(NH3)6 =>
Co + 6 NH3 = Co(NH3)6
NaH2PO4 + Ba(NO3)2 = Ba(PO4) + NaH2(NO3)2 =>
NaH2PO4 + Ba(NO3)2 = Ba(PO4) + NaH2(NO3)2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O* =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O*
P4 + S2 = P2S5 =>
P4 + 5 S2 = 2 P2S5
C2H4 + HOCl = HCl + H2O + CO2 =>
C2H4 + 6 HOCl = 6 HCl + 2 H2O + 2 CO2
Sb + O = Sb2O3 =>
2 Sb + 3 O = Sb2O3
CH4 + CH3OH = C2H6O + H2 =>
CH4 + CH3OH = C2H6O + H2
H2O + Fe = H2 + Fe(OH)3 =>
6 H2O + 2 Fe = 3 H2 + 2 Fe(OH)3
NO2 + Ca(OH)2 = Ca(NO3)2 + HNO2 =>
4 NO2 + Ca(OH)2 = Ca(NO3)2 + 2 HNO2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CoCl2 + Na2CO3 = CoCl2Na2CO3 =>
CoCl2 + Na2CO3 = CoCl2Na2CO3
NO2 + Ca(OH)2 = Ca(NO3)2 + HNO2 =>
4 NO2 + Ca(OH)2 = Ca(NO3)2 + 2 HNO2
Ca(OH)2(ag) + HF(ag) = CaF2(ag) + H2O(l) =>
Ca(OH)2(ag) + 2 HF(ag) = CaF2(ag) + 2 H2O(l)
Fe(NO3)3 + (NH4)2HPO4 = FePO4 + N2 + NO2 + H2O =>
8 Fe(NO3)3 + 8(NH4)2HPO4 = 8 FePO4 + 11 N2 + 18 NO2 + 36 H2O
H3PO4 + SO3 = H2O + S(PO4)2 =>
2 H3PO4 + SO3 = 3 H2O + S(PO4)2
ZnO + HBr = HZn + BrO =>
ZnO + HBr = HZn + BrO
NaOH + K2SO3 = KOH + Na2SO3 =>
2 NaOH + K2SO3 = 2 KOH + Na2SO3
Be + I2 = BeI2 =>
Be + I2 = BeI2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
NaPO4 + AgNO2 = NaNO2 + AgPO4 =>
NaPO4 + AgNO2 = NaNO2 + AgPO4
KOH + KCl = KClO2 + H2 + K =>
2 KOH + KCl = KClO2 + H2 + 2 K
H2O2 + Cr3O3 + KOH = K2CrO4 + H2O =>
6 H2O2 + Cr3O3 + 6 KOH = 3 K2CrO4 + 9 H2O
Pb + SnSO4 = PbSO4 + Sn2 =>
2 Pb + 2 SnSO4 = 2 PbSO4 + Sn2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
AgCl3 + NaOH = AgOH + NaCl3 =>
AgCl3 + NaOH = AgOH + NaCl3
H2S + Cu = CuS + H2 =>
H2S + Cu = CuS + H2
CH3COOH + K2CO3 = KCH3CO2 + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 KCH3CO2 + CO2 + H2O
(NH4)2HPO4 + CuO = Cu3(PO4)2 + H2O + NH3 =>
2(NH4)2HPO4 + 3 CuO = Cu3(PO4)2 + 3 H2O + 4 NH3
NiS = Ni + S =>
NiS = Ni + S
Ba + H3PO4 = Ba3(PO4)2 + H2 =>
3 Ba + 2 H3PO4 = Ba3(PO4)2 + 3 H2
PbCrO4 + H2O = PbO + H2CrO4 =>
PbCrO4 + H2O = PbO + H2CrO4
Na + H5O = Na4O4H3 + H3 =>
12 Na + 12 H5O = 3 Na4O4H3 + 17 H3
Ca + FeF3 = Ca3F3 + Fe =>
3 Ca + FeF3 = Ca3F3 + Fe
Na(MnO4) + ZnCl2 = NaCl + Zn(MnO4)2 =>
2 Na(MnO4) + ZnCl2 = 2 NaCl + Zn(MnO4)2
Ca3N2(s) = Ca(s) + N2(g) =>
Ca3N2(s) = 3 Ca(s) + N2(g)
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