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2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
K2CrO4 + SrCl2 = SrCrO4 + KCl =>
K2CrO4 + SrCl2 = SrCrO4 + 2 KCl
Sn2(SO4)5 + (NH4)(OH) = Sn(OH)5 + (NH4)2(SO4) =>
Sn2(SO4)5 + 10(NH4)(OH) = 2 Sn(OH)5 + 5(NH4)2(SO4)
H2O + Cl2O = HOCl =>
H2O + Cl2O = 2 HOCl
K2CrO4 + SrCl2 = SrCrO4 + KCl =>
K2CrO4 + SrCl2 = SrCrO4 + 2 KCl
Zn(oh)2 + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn(oh)2 + 4 NaOH + 4 H2O = 2 Na2Zn(OH)4 + 2 H2
CH3OH2 + NH3 = CH3OH + NH4 =>
CH3OH2 + NH3 = CH3OH + NH4
H2O + Cl2O = HOCl =>
H2O + Cl2O = 2 HOCl
CH3OH2 + NH3 = CH3OH + NH4 =>
CH3OH2 + NH3 = CH3OH + NH4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + Fe2O3 = Fe + H2O =>
3 H2 + Fe2O3 = 2 Fe + 3 H2O
Cu2(OH)2CO3 + H2CrO4 = CuCrO4 + H2O + CO2 =>
Cu2(OH)2CO3 + 2 H2CrO4 = 2 CuCrO4 + 3 H2O + CO2
H3PO4 + KOH = H2O + K3PO4 =>
H3PO4 + 3 KOH = 3 H2O + K3PO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
AgNO3 + Al = Ag + Al(NO3)3 =>
3 AgNO3 + Al = 3 Ag + Al(NO3)3
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
F + NaOH = NaF + O2 + H2O =>
4 F + 4 NaOH = 4 NaF + O2 + 2 H2O
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH4NO3 + C7H8 = CO2 + N2 + H2O =>
18 NH4NO3 + C7H8 = 7 CO2 + 18 N2 + 40 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaOH(aq) + HNO3(aq) = NaNO3(aq) + H2O(l) =>
NaOH(aq) + HNO3(aq) = NaNO3(aq) + H2O(l)
HCOONH4 + NaOH = HCOONa + NH4OH =>
HCOONH4 + NaOH = HCOONa + NH4OH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
P4S3 + Br2 = P4S5 + PBr3 =>
5 P4S3 + 12 Br2 = 3 P4S5 + 8 PBr3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe3O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
Li + C2H5OH = C2H5OLi + H =>
Li + C2H5OH = C2H5OLi + H
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
AGNO3 + CaCl2 = AGCl + Ca(NO3)2 =>
2 AGNO3 + CaCl2 = 2 AGCl + Ca(NO3)2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Fe3O + CO = Fe + CO2 =>
Fe3O + CO = 3 Fe + CO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuS + HNO3 = CuSO4 + H2O + NO2 =>
CuS + 8 HNO3 = CuSO4 + 4 H2O + 8 NO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al + S = AlS =>
Al + S = AlS
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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