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2 H2 + O2 = 2 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
KOH + I2 = H2O + KI + KIO =>
2 KOH + I2 = H2O + KI + KIO
CuNO3 + CaF2 = CuF + Ca(NO3)2 =>
2 CuNO3 + CaF2 = 2 CuF + Ca(NO3)2
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Cl2 + H2O = HCl + HOCl3 =>
2 Cl2 + H2O = HCl + HOCl3
Al4C3(s) + H2O(l) = Al(OH)3(s) + CH4(g) =>
Al4C3(s) + 12 H2O(l) = 4 Al(OH)3(s) + 3 CH4(g)
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
N2O + Mg = Mg3N2 + MgO =>
N2O + 4 Mg = Mg3N2 + MgO
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
FeCl3 + NaSCN = [Fe(SCN)3] + NaCl =>
FeCl3 + 3 NaSCN = [Fe(SCN)3] + 3 NaCl
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
NaOH(aq) + SnCl2(aq) = Sn(OH)2(s) + NaCl(aq) =>
2 NaOH(aq) + SnCl2(aq) = Sn(OH)2(s) + 2 NaCl(aq)
K3(BO4) + Al(NO3)3 = Al(BO4) + K(NO3) =>
K3(BO4) + Al(NO3)3 = Al(BO4) + 3 K(NO3)
CH3COOH + LiOH = CH3COO{-} + Li{+} + H2O =>
CH3COOH + LiOH = CH3COO{-} + Li{+} + H2O
KBr + H2SO4 + CCl4 = KCl + HCl + CO2 + Br2 + SO2 =>
2 KBr + H2SO4 + CCl4 = 2 KCl + 2 HCl + CO2 + Br2 + SO2
Na2CO3(s) + HCl(l) = NaCl(aq) + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl(l) = 2 NaCl(aq) + CO2(g) + H2O
ZnO + Li2O = Li2ZnO2 =>
ZnO + Li2O = Li2ZnO2
CoC2O4 = CoO + CO2 + CO =>
CoC2O4 = CoO + CO2 + CO
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
C4H9OH + HBr = C4H9Br + HOH =>
C4H9OH + HBr = C4H9Br + HOH
CoC2O4 = CoO + CO2 + CO =>
CoC2O4 = CoO + CO2 + CO
TbF3 + Ca = CaF2 + Tb =>
2 TbF3 + 3 Ca = 3 CaF2 + 2 Tb
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
Co + Pb(NO2)2 = Co(NO2)3 + Pb =>
2 Co + 3 Pb(NO2)2 = 2 Co(NO2)3 + 3 Pb
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
IO3 + KI + H2SO4 = I2 + K2SO4 + H2O =>
2 IO3 + 12 KI + 6 H2SO4 = 7 I2 + 6 K2SO4 + 6 H2O
H2SO4 + MgS = H2S + MgSO4 =>
H2SO4 + MgS = H2S + MgSO4
KBr + H2SO4 + CCl4 = KCl + HCl + CO2 + Br2 + SO2 =>
2 KBr + H2SO4 + CCl4 = 2 KCl + 2 HCl + CO2 + Br2 + SO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb(ClO3)4 + KOH = Pb(OH)4 + KClO3 =>
Pb(ClO3)4 + 4 KOH = Pb(OH)4 + 4 KClO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
CH3OH + CH3CO2H = CH3COOCH3 + H2O =>
CH3OH + CH3CO2H = CH3COOCH3 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
*4Fe + O2 = *2FeO =>
*4Fe + 2 O2 = 2*2FeO
Pb(NO3)2 + KBr = PbBr2 + K(NO3) =>
Pb(NO3)2 + 2 KBr = PbBr2 + 2 K(NO3)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu + C2H4O2 + H2O2 = Cu(CH3COO)2 + H2O =>
Cu + 2 C2H4O2 + H2O2 = Cu(CH3COO)2 + 2 H2O
HI + S = I2 + H2S =>
2 HI + S = I2 + H2S
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HCN(l) + O2(g) = H2O(g) + CO2(g) + N2(g) =>
4 HCN(l) + 5 O2(g) = 2 H2O(g) + 4 CO2(g) + 2 N2(g)
C2H3O2 + NaOH = NaC2H3O2 + OH =>
C2H3O2 + NaOH = NaC2H3O2 + OH
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Zn(HCO3)2 = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2 = ZnCO3 + H2O + CO2
H{+} + Mn{2+} + BiO3{-}(aq) = Bi{3+}(aq) + MnO4{-}(aq) + H2O =>
14 H{+} + 2 Mn{2+} + 5 BiO3{-}(aq) = 5 Bi{3+}(aq) + 2 MnO4{-}(aq) + 7 H2O
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
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