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2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaOH + Al2O3 + HF = Na3AlF6 + H2O =>
6 NaOH + Al2O3 + 12 HF = 2 Na3AlF6 + 9 H2O
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
Pb + O2 = PbO4 =>
Pb + 2 O2 = PbO4
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H + F = HF =>
H + F = HF
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al(NO3)3 + Ni = Ni(NO3)2 + Al =>
2 Al(NO3)3 + 3 Ni = 3 Ni(NO3)2 + 2 Al
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Sb + HNO3 = Sb2O5 + NO + H2O =>
6 Sb + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O
Na + H2O = Na2O + H2 =>
2 Na + H2O = Na2O + H2
FeCl2 + KMnO4 + HCl = FeCl3 + KCl + MnCl2 + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + KCl + MnCl2 + 4 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
CH3CH2OH + HBr = CH3CH2Br + H2O =>
CH3CH2OH + HBr = CH3CH2Br + H2O
Co + O2 = CoO =>
2 Co + O2 = 2 CoO
C + CrO3 = Cr + CO2 =>
3 C + 2 CrO3 = 2 Cr + 3 CO2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Ca + H3Po4 = Ca3(Po4) + H2 =>
6 Ca + 2 H3Po4 = 2 Ca3(Po4) + 3 H2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
ZnO + H3PO4 = Zn3(PO4)2 + H2O =>
3 ZnO + 2 H3PO4 = Zn3(PO4)2 + 3 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CHBr3 = C2Br4 + HBr =>
2 CHBr3 = C2Br4 + 2 HBr
KOH + BaCl2 = KCl + Ba(OH)2 =>
2 KOH + BaCl2 = 2 KCl + Ba(OH)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + OH = Mg(OH)2 =>
Mg + 2 OH = Mg(OH)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
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