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2 Al + 3 Fe2O = Al2O3 + 2 Fe3
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + S = FeS =>
Fe + S = FeS
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
CuSO4 + (NH3*H2O) = (NH4)2SO4 + Cu(OH)2 =>
CuSO4 + 2(NH3*H2O) = (NH4)2SO4 + Cu(OH)2
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
CaCl2 + KOH = CaK + OHCl2 =>
CaCl2 + KOH = CaK + OHCl2
S + O2 = SO4 =>
S + 2 O2 = SO4
MgCl2(ac) + (NH4)2Co3(ac) = MgCo3(s) + NH4Cl(ac) =>
MgCl2(ac) + (NH4)2Co3(ac) = MgCo3(s) + 2 NH4Cl(ac)
CaCl2 + KOH = CaK + OHCl2 =>
CaCl2 + KOH = CaK + OHCl2
Cr2O7 + CH3CHO = CH3COOH + Cr =>
Cr2O7 + 7 CH3CHO = 7 CH3COOH + 2 Cr
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
NH4N3 + SrCl2 + Li3N + P3N5 = Sr3LiP10N19 + HCl + N2 =>
9 NH4N3 + 18 SrCl2 + 2 Li3N + 20 P3N5 = 6 Sr3LiP10N19 + 36 HCl + 12 N2
ZnBr2 + HCl = ZnCl + HBr2 =>
ZnBr2 + HCl = ZnCl + HBr2
Na2(O) + H2(O) = NaOH =>
Na2(O) + H2(O) = 2 NaOH
C17H21NO4 + O2 = CO2 + NO2 + H2O =>
4 C17H21NO4 + 85 O2 = 68 CO2 + 4 NO2 + 42 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
(CoCl2)*6H2O + NH4Cl + NH3 + H2O2 = (Co(NH3)5Cl)Cl2 + H2O =>
2(CoCl2)*6H2O + 2 NH4Cl + 8 NH3 + H2O2 = 2(Co(NH3)5Cl)Cl2 + 14 H2O
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
OC3H7OH + O2 = CO2 + H2O =>
OC3H7OH + 4 O2 = 3 CO2 + 4 H2O
CH3CH2OH + CrO3 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 2 CrO3 + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2S(ac) + MgSO4(ac) = K2SO4(ac) + MgS(s) =>
K2S(ac) + MgSO4(ac) = K2SO4(ac) + MgS(s)
Ca(OH)2 + Cl2 = Ca(oh)2 + Ca(ClO3)2 + H2O =>
12 Ca(OH)2 + 2 Cl2 = 5 Ca(oh)2 + 2 Ca(ClO3)2 + 12 H2O
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HClO2 + Li2CO3 = LiClO2 + H2O + CO2 =>
2 HClO2 + Li2CO3 = 2 LiClO2 + H2O + CO2
AlI + Cl2 = AlCl + I2 =>
2 AlI + Cl2 = 2 AlCl + I2
HNO3 + Ba = N2 + Ba(NO3)2 + H2O =>
12 HNO3 + 5 Ba = N2 + 5 Ba(NO3)2 + 6 H2O
Mn(OH)2MgCl2 = Mg(OH)2MnCl2 =>
Mn(OH)2MgCl2 = Mg(OH)2MnCl2
Mn4(P2O7)7 + Fe3(PO4)2 = Mn3(PO4)7 + Fe2P2O7 =>
3 Mn4(P2O7)7 + 14 Fe3(PO4)2 = 4 Mn3(PO4)7 + 21 Fe2P2O7
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
NaCI + F2 = CI + NaF =>
2 NaCI + F2 = 2 CI + 2 NaF
Na + S = Na2S =>
2 Na + S = Na2S
I = I2 =>
2 I = I2
Li2O + CO2 = Li2CO3 =>
Li2O + CO2 = Li2CO3
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
SO2 + HNO3 = SO3 + NO + H2O =>
3 SO2 + 2 HNO3 = 3 SO3 + 2 NO + H2O
HBr + Sr(OH)2 = H2O + SrBr2 =>
2 HBr + Sr(OH)2 = 2 H2O + SrBr2
Cu(cr) + S(cr) = Cu2S(cr) =>
2 Cu(cr) + S(cr) = Cu2S(cr)
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Ta2O5 + AlI3 = TaI5 + Al2O3 =>
3 Ta2O5 + 10 AlI3 = 6 TaI5 + 5 Al2O3
SO3 + HCl = H2SO3 + Cl2 =>
SO3 + 2 HCl = H2SO3 + Cl2
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2CO3(aq) =>
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2CO3(aq)
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