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H2SO3 + Zn = ZnSO3 + H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
BaO + KOH = BaOH + KO =>
BaO + KOH = BaOH + KO
C3H6O + NaClO = CHCl3 + NaOH + CH3COONa =>
C3H6O + 3 NaClO = CHCl3 + 2 NaOH + CH3COONa
BaO + KOH = BaOH + KO =>
BaO + KOH = BaOH + KO
C90H182 + H2O = CO2 + H2 =>
C90H182 + 180 H2O = 90 CO2 + 271 H2
AG + HNO3 = AGNO3 + NO + H2O =>
3 AG + 4 HNO3 = 3 AGNO3 + NO + 2 H2O
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
Fe + S = FeS =>
Fe + S = FeS
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
NO + H2 = N2 + H2O =>
2 NO + 2 H2 = N2 + 2 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NaClo2 + HCl = Clo2 + NaCl + H20 =>
20 NaClo2 + 20 HCl = 20 Clo2 + 20 NaCl + H20
Ag + KNO3 + H2SO4 = NO2 + AgNO3 + K2SO4 + H2O =>
Ag + 2 KNO3 + H2SO4 = NO2 + AgNO3 + K2SO4 + H2O
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
Mg + H3Po4 = Mg(Po4)2 + H2 =>
Mg + 2 H3Po4 = Mg(Po4)2 + 3 H2
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
NH + O2 = NO2 + H2O =>
4 NH + 5 O2 = 4 NO2 + 2 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
K + H2 = HK =>
2 K + H2 = 2 HK
NaClO2 + HCl = ClO2 + NaCl + H2O =>
5 NaClO2 + 4 HCl = 4 ClO2 + 5 NaCl + 2 H2O
C5H11NH2 + O2 = CO2 + H2O + NO2 =>
4 C5H11NH2 + 37 O2 = 20 CO2 + 26 H2O + 4 NO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
N3 + O2 = N2O3 =>
4 N3 + 9 O2 = 6 N2O3
NiCl2 + Cl2 + NaOH = NiOOH + NaCl + H2O =>
2 NiCl2 + Cl2 + 6 NaOH = 2 NiOOH + 6 NaCl + 2 H2O
KOH + (NH4)3PO4 = KH2PO4 + NH3 + H2O =>
KOH + (NH4)3PO4 = KH2PO4 + 3 NH3 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
F2 + Ca = CaF =>
F2 + 2 Ca = 2 CaF
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
CaS + O2 = CaO + SO2 =>
2 CaS + 3 O2 = 2 CaO + 2 SO2
FeCl3 + KOH = KCl + Fe(OH)3 =>
FeCl3 + 3 KOH = 3 KCl + Fe(OH)3
CaS + O2 = CaO + SO2 =>
2 CaS + 3 O2 = 2 CaO + 2 SO2
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C3H7NH2 + HCl = C3H7NH3 + Cl =>
C3H7NH2 + HCl = C3H7NH3 + Cl
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
HCi + NAOH = H2O + NACi =>
HCi + NAOH = H2O + NACi
MgBr2 + NaOH = MgOH + NaBr2 =>
MgBr2 + NaOH = MgOH + NaBr2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S2O3 + 4 Cl2 + 5 H2O = Na2SO4 + 8 HCl + H2SO4
CO2(g) + H2O(l) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(s) + 6 O2(g)
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
HCH3COO + NaOH = H2O + NaCH3COO =>
HCH3COO + NaOH = H2O + NaCH3COO
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
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