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K2O + H2SO4 = H2O + K2SO4
Na2HCO3 + CH3COOH = NaCH3CO2 + CO2 + H2O =>
8 Na2HCO3 + 15 CH3COOH = 16 NaCH3CO2 + 6 CO2 + 10 H2O
N2 + C2 + H2 = C2H7N =>
N2 + 2 C2 + 7 H2 = 2 C2H7N
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
CH2 + H2O = CH3CH2OH =>
2 CH2 + H2O = CH3CH2OH
Al(OH)3 + NH3 + H2O = NH4[Al(OH)4] =>
Al(OH)3 + NH3 + H2O = NH4[Al(OH)4]
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
PCl3 + Cl = PCl5 =>
PCl3 + 2 Cl = PCl5
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na{+} + Cl{-} + H2O = NaOH + Cl2 + H2 =>
2 Na{+} + 2 Cl{-} + 2 H2O = 2 NaOH + Cl2 + H2
Mg + Al(NO3)3 = Al + Mg(NO3)3 =>
Mg + Al(NO3)3 = Al + Mg(NO3)3
H2SO4 + Na = Na2SO4 + H2S + H2O =>
5 H2SO4 + 8 Na = 4 Na2SO4 + H2S + 4 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
C3H7OH + HNO3 = CO2 + H2O + N2 =>
5 C3H7OH + 18 HNO3 = 15 CO2 + 29 H2O + 9 N2
H2O + SiCl4 = HCl + SiO2 =>
2 H2O + SiCl4 = 4 HCl + SiO2
HNO3 + NaSO3 = HSO3 + NaNO3 =>
HNO3 + NaSO3 = HSO3 + NaNO3
Rb + H2O = H + RbO2 =>
Rb + 2 H2O = 4 H + RbO2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
HgO = O2 + Hg =>
2 HgO = O2 + 2 Hg
K2Cr2O7 + (NH4)2SO3 + H2SO4 = Cr2(SO4)3 + (NH4)2SO4 + K2SO3 + H2O =>
K2Cr2O7 + 4(NH4)2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4(NH4)2SO4 + K2SO3 + 4 H2O
HgO = O2 + Hg =>
2 HgO = O2 + 2 Hg
N2 + C + H2 = C2H7N =>
N2 + 4 C + 7 H2 = 2 C2H7N
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
K2CrO4 + HNO3 = K2NO3 + HCrO4 =>
K2CrO4 + HNO3 = K2NO3 + HCrO4
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Ag + CuCl2 = AgCl2 + Cu =>
Ag + CuCl2 = AgCl2 + Cu
O2 + Hg = HgO =>
O2 + 2 Hg = 2 HgO
Cl(g) + H2O(l) = HCl + HClO3 =>
6 Cl(g) + 3 H2O(l) = 5 HCl + HClO3
O2 + Hg = HgO =>
O2 + 2 Hg = 2 HgO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + K2S + H2O = MnO2 + S + KOH =>
2 KMnO4 + 3 K2S + 4 H2O = 2 MnO2 + 3 S + 8 KOH
HClO + KI + HCl = KCl + I2 + H2O =>
HClO + 2 KI + HCl = 2 KCl + I2 + H2O
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH3COH + H2 = C2H5OH =>
CH3COH + H2 = C2H5OH
Cr(OH)3 + HBr = CrBr3 + H2O =>
Cr(OH)3 + 3 HBr = CrBr3 + 3 H2O
Al2(So4)3 + Ca(oh)2 = Al(oh)3 + CaSo4 =>
6 Al2(So4)3 + 9 Ca(oh)2 = 4 Al(oh)3 + 18 CaSo4
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
RbOH + SO3 = Rb2SO4 + H2O =>
2 RbOH + SO3 = Rb2SO4 + H2O
Pb(NO3)2 + Na2Co3 = PbCo3 + NaNO3 =>
Pb(NO3)2 + Na2Co3 = PbCo3 + 2 NaNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeS2 + O2 = Fe2O3 + S02 =>
4 FeS2 + 3 O2 = 2 Fe2O3 + 4 S02
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NaVO3 + H2S + HCl = S + VOCl2 + H2O + NaCl =>
2 NaVO3 + H2S + 6 HCl = S + 2 VOCl2 + 4 H2O + 2 NaCl
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