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2 CaO = 2 Ca + O2
Mn + H2O = MnO2 + H2 =>
Mn + 2 H2O = MnO2 + 2 H2
AsBr3 + H2O = HBr + H3AsO3 =>
AsBr3 + 3 H2O = 3 HBr + H3AsO3
C2H5Cl + CH3MgCl = C3H8MgCl2 =>
C2H5Cl + CH3MgCl = C3H8MgCl2
Mg(NO3)2 + C6H8O7 = MgO + CO2 + H2O + N2 =>
9 Mg(NO3)2 + 5 C6H8O7 = 9 MgO + 30 CO2 + 20 H2O + 9 N2
PH3 + O2 = PH3O4 =>
PH3 + 2 O2 = PH3O4
P8 + Cl2 = PCl3 =>
P8 + 12 Cl2 = 8 PCl3
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2 =>
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2
Cr2O3 + CO = CrO + CO2 =>
Cr2O3 + CO = 2 CrO + CO2
C4H10O + H2SO4 + NH3 = C4H11N + H2SO4H2O =>
C4H10O + H2SO4 + NH3 = C4H11N + H2SO4H2O
HNO3 + Na2SO4 = NaNO3 + H2SO4 =>
2 HNO3 + Na2SO4 = 2 NaNO3 + H2SO4
Br2 + KL = Br2KL =>
Br2 + KL = Br2KL
Na2(OH)2 + Cl2 = NaCl + NaClO + H2O =>
Na2(OH)2 + Cl2 = NaCl + NaClO + H2O
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
CrBr3 + AgCH3CO2 = Cr(CH3CO2)3 + AgBr =>
CrBr3 + 3 AgCH3CO2 = Cr(CH3CO2)3 + 3 AgBr
C6H12O6 + NaIO3 = NaI + C6H11O7 + H2O =>
2 C6H12O6 + NaIO3 = NaI + 2 C6H11O7 + H2O
Cu(NO) + NH(OH) = Cu(OH) + NH(NO) =>
Cu(NO) + NH(OH) = Cu(OH) + NH(NO)
C7H14 + KMnO4 + HCl = C7H12O2 + KCl + MnCl2 + H2O =>
5 C7H14 + 6 KMnO4 + 18 HCl = 5 C7H12O2 + 6 KCl + 6 MnCl2 + 14 H2O
C6H6CH2CH3 + KMnO4 = C6H6COOH + MnO2 + KOH + CO2 =>
C6H6CH2CH3 + 4 KMnO4 = C6H6COOH + 4 MnO2 + 4 KOH + CO2
Na[Al(OH)4] + HBr = NaBr + AlBr3 + H2O =>
Na[Al(OH)4] + 4 HBr = NaBr + AlBr3 + 4 H2O
KAl(OH)4 = H2O + KAlO2 =>
KAl(OH)4 = 2 H2O + KAlO2
Zn(NO2)2 + Cd = Cd(NO2)2 + Zn =>
Zn(NO2)2 + Cd = Cd(NO2)2 + Zn
Cl{-} + AgNO3 = AgCl{-} + NO3 =>
Cl{-} + AgNO3 = AgCl{-} + NO3
SrBr2 + Al(NO3)3 = Sr(NO3)3 + AlBr2 =>
SrBr2 + Al(NO3)3 = Sr(NO3)3 + AlBr2
K2Pt(NO2)4 + NH3 = Pt(NH3)2(NO2)2 + KNO2 =>
K2Pt(NO2)4 + 2 NH3 = Pt(NH3)2(NO2)2 + 2 KNO2
Na2SO3 + K2S = Na2S + K2SO3 =>
Na2SO3 + K2S = Na2S + K2SO3
Pb(OH)2 + K2S = PbS + K2(OH)2 =>
Pb(OH)2 + K2S = PbS + K2(OH)2
PbS2 + Al = Al2S3 + Pb =>
3 PbS2 + 4 Al = 2 Al2S3 + 3 Pb
PbO2 + HNO3 + KI = Pb(NO3)2 + I2 + H2O + KNO3 =>
PbO2 + 4 HNO3 + 2 KI = Pb(NO3)2 + I2 + 2 H2O + 2 KNO3
AgMnO4 + HBr = MnBr2 + Br2 + AgBr + H2O =>
2 AgMnO4 + 16 HBr = 2 MnBr2 + 5 Br2 + 2 AgBr + 8 H2O
S + O2 = SO2 =>
S + O2 = SO2
(NH4)2(CO3) = NH3 + CO2 + H2O =>
(NH4)2(CO3) = 2 NH3 + CO2 + H2O
Cu4C2 = Cu + C =>
Cu4C2 = 4 Cu + 2 C
AlOH2 + H2O = Al(OH)3 + H2 =>
2 AlOH2 + 4 H2O = 2 Al(OH)3 + 3 H2
C(s) + H2SO4 = CO2 + SO2 + H2O =>
C(s) + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
TiOSO4 + H2SO4 + Zn = ZnSO4 + Ti2(SO4)3 + H2O =>
2 TiOSO4 + 2 H2SO4 + Zn = ZnSO4 + Ti2(SO4)3 + 2 H2O
B2O3 + C = B2O2 + CO2 =>
2 B2O3 + C = 2 B2O2 + CO2
C8H8O3 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + H2O + K2SO4 =>
5 C8H8O3 + 4 KMnO4 + 6 H2SO4 = 5 C8H6O4 + 4 MnSO4 + 11 H2O + 2 K2SO4
C7H14 + KMnO4 + HCl = C7H12O2 + KCl + MnCl2 + H2O =>
5 C7H14 + 6 KMnO4 + 18 HCl = 5 C7H12O2 + 6 KCl + 6 MnCl2 + 14 H2O
H2(ClO3)2 + Mg(OH)2 = Mg(ClO3)2 + H2O =>
H2(ClO3)2 + Mg(OH)2 = Mg(ClO3)2 + 2 H2O
SrBr2 + F2 = SrF2 + Br2 =>
SrBr2 + F2 = SrF2 + Br2
K[BrF4] = KF4 + Br2 =>
2 K[BrF4] = 2 KF4 + Br2
(NH4)3AsO3 + HNO3 = (NH4)3AsO4 + NO + H2O =>
3(NH4)3AsO3 + 2 HNO3 = 3(NH4)3AsO4 + 2 NO + H2O
MgCl2 + H2S = MgS + ClH =>
MgCl2 + H2S = MgS + 2 ClH
(NH4)2S + Cu(Cl)3 = NH4Cl + Cu2S3 =>
3(NH4)2S + 2 Cu(Cl)3 = 6 NH4Cl + Cu2S3
FeCl3H6O3 = Fe2O3 + HCl + H2O =>
2 FeCl3H6O3 = Fe2O3 + 6 HCl + 3 H2O
KOH + Fe(NO3)2 = K(NO3)2 + Fe(OH) =>
KOH + Fe(NO3)2 = K(NO3)2 + Fe(OH)
NH4Cl + NaCO3 = NH4CO3 + NaCl =>
NH4Cl + NaCO3 = NH4CO3 + NaCl
Zn + Na2S2O3 + HCl = ZnCl2 + NaCl + H2S + H2O =>
4 Zn + Na2S2O3 + 10 HCl = 4 ZnCl2 + 2 NaCl + 2 H2S + 3 H2O
NH3 + O2 = N2 + H2O45 =>
4 NH3 + 135 O2 = 2 N2 + 6 H2O45
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