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2 Ca + O2 = 2 CaO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe2O3 = FeO + O2 =>
2 Fe2O3 = 4 FeO + O2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
NaSiO3 + HCl = NaCl + HSiO3 =>
NaSiO3 + HCl = NaCl + HSiO3
NH3 + CuCl = Cl + Cu(NH3)2 =>
2 NH3 + CuCl = Cl + Cu(NH3)2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
CH3ONa + H2 + CH3CH2Cl = CH3CH2CH3 + NaCl + H2O =>
CH3ONa + H2 + CH3CH2Cl = CH3CH2CH3 + NaCl + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Li + O2 = LiO2 =>
Li + O2 = LiO2
Sb(s) + Cl2(g) = SbCl3(s) =>
2 Sb(s) + 3 Cl2(g) = 2 SbCl3(s)
Ba + HBr = BaBr2 + H2 =>
Ba + 2 HBr = BaBr2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Mg + Cl2 = MgCl =>
2 Mg + Cl2 = 2 MgCl
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CH3CH2CH2OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH2CH2OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
NaCl + Ag2S = Na + S + AgCl =>
2 NaCl + Ag2S = 2 Na + S + 2 AgCl
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
KOH + CO2 = KHCO3 =>
KOH + CO2 = KHCO3
FeCl3 + Na2Co3 = Fe2(Co3)3 + NaCl =>
2 FeCl3 + 3 Na2Co3 = Fe2(Co3)3 + 6 NaCl
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
SrN6 + P3N5 + HPN2 = SrH4P6N12 + N2 =>
3 SrN6 + 2 P3N5 + 12 HPN2 = 3 SrH4P6N12 + 8 N2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
MnO{4-} + H{+} = Mn{2-} + H2O =>
MnO{4-} + 2 H{+} = Mn{2-} + H2O
Al(NO3)3 + Na2S = Al2S3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 NaNO3
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2 =>
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C6H5CHCH3CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
35 C6H5CHCH3CH3 + 66 KMnO4 + 99 H2SO4 = 45 C6H5COOH + 33 K2SO4 + 66 MnSO4 + 174 H2O
K3AsS4 + H2SO4 = As2S5 + K2SO4 + H2S =>
2 K3AsS4 + 3 H2SO4 = As2S5 + 3 K2SO4 + 3 H2S
NaOH + C2H5COOH = NaC2H5COO + H2O =>
NaOH + C2H5COOH = NaC2H5COO + H2O
P2O5 + K2O = K3PO4 =>
P2O5 + 3 K2O = 2 K3PO4
Cl + H2SO4 = ClSO4 + H =>
Cl + H2SO4 = ClSO4 + 2 H
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
K3PO4 + CuCl2 = KCl + Cu3(PO4)2 =>
2 K3PO4 + 3 CuCl2 = 6 KCl + Cu3(PO4)2
KMnO4 + Na2S2O3 + H2SO4 = Na2SO4 + MnSO4 + H2O + K2SO4MnO4 =>
4 KMnO4 + Na2S2O3 + 3 H2SO4 = Na2SO4 + 2 MnSO4 + 3 H2O + 2 K2SO4MnO4
S + O2 = SO2 =>
S + O2 = SO2
AgNO3 + Na[Sn(OH)4] + NaOH = Ag + Na2[Sn(OH)6] + NaNO3 =>
AgNO3 + Na[Sn(OH)4] + 2 NaOH = Ag + Na2[Sn(OH)6] + NaNO3
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
KMnO4 + Na2S2O3 + H2SO4 = Na2SO4 + MnSO4 + H2O + K2SO4 =>
8 KMnO4 + 5 Na2S2O3 + 7 H2SO4 = 5 Na2SO4 + 8 MnSO4 + 7 H2O + 4 K2SO4
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