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Zn + 2 HCl = ZnCl2 + 2 H
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
ZnBr2(a) + Al(s) = Zn(s) + AlBr3(a) =>
3 ZnBr2(a) + 2 Al(s) = 3 Zn(s) + 2 AlBr3(a)
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na + Cl = NaCl =>
Na + Cl = NaCl
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Al(CN)3 + CaCO3 = Ca(CN)2 + Al2(CO3)3 =>
2 Al(CN)3 + 3 CaCO3 = 3 Ca(CN)2 + Al2(CO3)3
(NH4)2SO4 + C6H12O6 + CH4O = C23H32N2OS + H2O =>
3(NH4)2SO4 + 4 C6H12O6 + 45 CH4O = 3 C23H32N2OS + 78 H2O
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(NH4)3PO4 + Ca(NO3)2 = NH4NO3 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(NO3)2 = 6 NH4NO3 + Ca3(PO4)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
PbO2 + H2C2O4 + HCl = PbCl2 + CO2 + H2O =>
PbO2 + H2C2O4 + 2 HCl = PbCl2 + 2 CO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca(OH)2 + NH4Cl = CaCl2 + NH4OH =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH4OH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
C7H6O3 + O2 = H2O + CO2 =>
C7H6O3 + 7 O2 = 3 H2O + 7 CO2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
TiCl4 + O2 = TiO2 + Cl2 =>
TiCl4 + O2 = TiO2 + 2 Cl2
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NaOH + H2CO3 = H2O + Na2CO3 =>
2 NaOH + H2CO3 = 2 H2O + Na2CO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
Cu(OH)2 + HCl = H2O + Cu(Cl)2 =>
Cu(OH)2 + 2 HCl = 2 H2O + Cu(Cl)2
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
CuSO4(aq) + KI(s) = CuI(s) + I2(aq) + K2SO4(aq) =>
2 CuSO4(aq) + 4 KI(s) = 2 CuI(s) + I2(aq) + 2 K2SO4(aq)
CuSO4(aq) + KI(s) = CuI(s) + I2(s) + K2SO4(aq) =>
2 CuSO4(aq) + 4 KI(s) = 2 CuI(s) + I2(s) + 2 K2SO4(aq)
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CuSO4(aq) + KI(s) = CuI(s) + I2(s) + K2SO4(aq) =>
2 CuSO4(aq) + 4 KI(s) = 2 CuI(s) + I2(s) + 2 K2SO4(aq)
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