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4 Al + 3 O2 = 2 Al2O3
C2H4 + KMnO4 + H2O = C3H8O2 + KOH + MnO2 =>
9 C2H4 + 4 KMnO4 + 8 H2O = 6 C3H8O2 + 4 KOH + 4 MnO2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C2H5NO2 + NO2 = CO2 + N2 + H2O =>
8 C2H5NO2 + 18 NO2 = 16 CO2 + 13 N2 + 20 H2O
Fe + O8 = Fe2O3 =>
16 Fe + 3 O8 = 8 Fe2O3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K + O2 = K2O =>
4 K + O2 = 2 K2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
HBr(aq) + Mg(OH)2(s) = MgBr2(aq) + H2O(l) =>
2 HBr(aq) + Mg(OH)2(s) = MgBr2(aq) + 2 H2O(l)
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2 + H2O =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
H3PO4(aq) + NH4OH(aq) = (NH4)3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NH4OH(aq) = (NH4)3PO4(aq) + 3 H2O(l)
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca3P2 + KMnO4 + H2O = Ca3(PO4)2 + MnO2 + KOH =>
3 Ca3P2 + 16 KMnO4 + 8 H2O = 3 Ca3(PO4)2 + 16 MnO2 + 16 KOH
C2H5OH + CuO = CH3CHO + Cu + H2O =>
C2H5OH + CuO = CH3CHO + Cu + H2O
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
NaNO3 + FeSO4 + H2SO4 = NaHSO4 + Fe2(SO4)3 + NO + H2O =>
2 NaNO3 + 6 FeSO4 + 5 H2SO4 = 2 NaHSO4 + 3 Fe2(SO4)3 + 2 NO + 4 H2O
Al + KNO3 + KOH + H2O = K3[Al(OH)6] + NO =>
Al + KNO3 + 2 KOH + 2 H2O = K3[Al(OH)6] + NO
C6H6 = C + H2 =>
C6H6 = 6 C + 3 H2
[CO(NH2)2] + O2 = N2 + CO2 + H2O =>
2[CO(NH2)2] + 3 O2 = 2 N2 + 2 CO2 + 4 H2O
(NH4)2S + HgBr2 = (NH4)Br + HgS =>
(NH4)2S + HgBr2 = 2(NH4)Br + HgS
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
CUO + H2SO4 = CUSO4 + H2O =>
CUO + H2SO4 = CUSO4 + H2O
H3 + O3 = HO =>
H3 + O3 = 3 HO
CoCl2 + NaC4H7N2O2 = CoC4H7N2O2 + NaCl2 =>
CoCl2 + NaC4H7N2O2 = CoC4H7N2O2 + NaCl2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Ce(NO3)3 + NaOH = CeO2 + NaNO3 + H2O + NO =>
3 Ce(NO3)3 + 8 NaOH = 3 CeO2 + 8 NaNO3 + 4 H2O + NO
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ag{+} + HCl{-} = AgCl + H =>
Ag{+} + HCl{-} = AgCl + H
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Na2S(aq) + Hg(NO3)2(aq) = HgS(s) + NaNO3(aq) =>
Na2S(aq) + Hg(NO3)2(aq) = HgS(s) + 2 NaNO3(aq)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
Na2S(aq) + Hg(NO3)2(aq) = HgS(s) + NaNO3(aq) =>
Na2S(aq) + Hg(NO3)2(aq) = HgS(s) + 2 NaNO3(aq)
HC6H7O6 + NaOH = H2O + NaC6H7O6 =>
HC6H7O6 + NaOH = H2O + NaC6H7O6
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
H2SO4 + CH3COOH = HSO4{-} + CH3COOH2{+} =>
H2SO4 + CH3COOH = HSO4{-} + CH3COOH2{+}
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