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2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Sn(OH)4 + HBr = H2O + SnBr4 =>
Sn(OH)4 + 4 HBr = 4 H2O + SnBr4
HNO3 + Mg = Mg(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Mg = 4 Mg(NO3)2 + N2O + 5 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca + Fe2O3 = CaO + Fe =>
3 Ca + Fe2O3 = 3 CaO + 2 Fe
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Fe + I2 = FeI =>
2 Fe + I2 = 2 FeI
Fe + I2 = FeI3 =>
2 Fe + 3 I2 = 2 FeI3
Fe + Pb(NO3)2 = Fe(NO3)3 + Pb =>
2 Fe + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb
Ca + H2SO4 = CaSO4 + H2S + H2O =>
4 Ca + 5 H2SO4 = 4 CaSO4 + H2S + 4 H2O
K2Cr2O7 + Na2SO3 = K2SO3 + Na2Cr2O7 =>
K2Cr2O7 + Na2SO3 = K2SO3 + Na2Cr2O7
K2Cr2O7 + KI + H2So4 = K2So4 + Cr2(So4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2So4 = 4 K2So4 + Cr2(So4)3 + 3 I2 + 7 H2O
Al + HI = AlI + H2 =>
2 Al + 2 HI = 2 AlI + H2
K2Cr2O7 + KI + H2So4 = K2So4 + Cr2(So4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2So4 = 4 K2So4 + Cr2(So4)3 + 3 I2 + 7 H2O
Pb + H2O = H2 + PbO =>
Pb + H2O = H2 + PbO
HCl(aq) + CH3COO{-}(aq) = Cl{-}(aq) + CH3COOH(aq) =>
HCl(aq) + CH3COO{-}(aq) = Cl{-}(aq) + CH3COOH(aq)
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
HC2H3O2(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
2 HC2H3O2(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + 2 NaC2H3O2(aq)
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
P4 + KCLO3 = KCL + P2O5 =>
3 P4 + 10 KCLO3 = 10 KCL + 6 P2O5
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Cu + H2O = Cu(OH)2 + H2 =>
Cu + 2 H2O = Cu(OH)2 + H2
PCl5(s) + H2O(l) = POCl3(s) + HCl(aq) =>
PCl5(s) + H2O(l) = POCl3(s) + 2 HCl(aq)
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
FeO + HNO3 = FeNO3 + OH =>
FeO + HNO3 = FeNO3 + OH
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
S + O3 = SO3 =>
S + O3 = SO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeSO4 + KNO3 = FeNO3 + KSO4 =>
FeSO4 + KNO3 = FeNO3 + KSO4
Cu + Al2(SO4)3 = Cu(SO4) + Al =>
3 Cu + Al2(SO4)3 = 3 Cu(SO4) + 2 Al
MG + N2 = MGN2 =>
MG + N2 = MGN2
Na2O2 + CuS = Na2SO4 + CuO + Na2O =>
4 Na2O2 + CuS = Na2SO4 + CuO + 3 Na2O
S + O3 = S2O4 =>
6 S + 4 O3 = 3 S2O4
KOH + H2SO4 = KSO4 + OH3 =>
KOH + H2SO4 = KSO4 + OH3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
Fe(NO3)2 + K2SO4 = KNO3 + FeSO4 =>
Fe(NO3)2 + K2SO4 = 2 KNO3 + FeSO4
H2SO4 + ZN = ZNSO4 + H2 =>
H2SO4 + ZN = ZNSO4 + H2
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
H2O + Na3O = H2O2 + Na3OH =>
2 H2O + 2 Na3O = H2O2 + 2 Na3OH
Mg + O = Mg2O =>
2 Mg + O = Mg2O
KI + KIO3 + H2SO4 = I2 + K2SO4 + H2O =>
5 KI + KIO3 + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O
NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l) =>
2 NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l)
Mg + O = MgO =>
Mg + O = MgO
H2O + Na3O = H2O2 + Na3OH =>
2 H2O + 2 Na3O = H2O2 + 2 Na3OH
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