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Zn + H2SO4 = H2 + Zn{2+} + SO4{2-}
Na2CrO4(aq) + CaCl2(aq) = Ca(CrO4) + NaCl =>
Na2CrO4(aq) + CaCl2(aq) = Ca(CrO4) + 2 NaCl
HCl + Fe(NO3)3 = FeCl3 + HNO3 =>
3 HCl + Fe(NO3)3 = FeCl3 + 3 HNO3
NO2 + NaClO2 + H2O = HNO3 + NaCl =>
4 NO2 + NaClO2 + 2 H2O = 4 HNO3 + NaCl
Cu2O3(s) + C(s) = Cu(l) + CO2(g) =>
2 Cu2O3(s) + 3 C(s) = 4 Cu(l) + 3 CO2(g)
H2Cr2O7 + CH3OH + HCl = CrCl3 + CH2O2 + H2O =>
2 H2Cr2O7 + 3 CH3OH + 12 HCl = 4 CrCl3 + 3 CH2O2 + 11 H2O
LiH + BCl3 = LiBH4 + LiCl =>
4 LiH + BCl3 = LiBH4 + 3 LiCl
Ni(NO3)2 + K3Fe(CN)6 = NiFe(CN)6 + K3(NO3)2 =>
Ni(NO3)2 + K3Fe(CN)6 = NiFe(CN)6 + K3(NO3)2
NaOH + (NH4)3PO4 = Na3PO4 + H2O + NH3 =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 H2O + 3 NH3
Mg + B = Mg2B3 =>
2 Mg + 3 B = Mg2B3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ba(OH)2 + NO2 = Ba(NO3)2Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2Ba(NO2)2 + 2 H2O
N2 + H3 + O2 = HNO3 =>
3 N2 + 2 H3 + 9 O2 = 6 HNO3
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
BaCl2(aq) + K2SO4(aq) = BaSO4 + KCl =>
BaCl2(aq) + K2SO4(aq) = BaSO4 + 2 KCl
Fe2(SO4)3 + BaBr2 = FeBr3 + BaSO4 =>
Fe2(SO4)3 + 3 BaBr2 = 2 FeBr3 + 3 BaSO4
K2CO3 + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
K2CO3 + 2 HCl(aq) = 2 KCl(aq) + H2O(l) + CO2(g)
(NH4)2SO3 + HCl = NH4 + Cl + SO2 + H2O =>
(NH4)2SO3 + 2 HCl = 2 NH4 + 2 Cl + SO2 + H2O
Cu + Cl2 = CuCl =>
2 Cu + Cl2 = 2 CuCl
AgCl + KClO4 = AgClO4 + KCl =>
AgCl + KClO4 = AgClO4 + KCl
NaNO3 + MgBr2 = NaBr + Mg(NO3)2 =>
2 NaNO3 + MgBr2 = 2 NaBr + Mg(NO3)2
K2Cr2O7 + HCl + Hg = CrCl3 + KCl + H2O + HgO =>
K2Cr2O7 + 8 HCl + 3 Hg = 2 CrCl3 + 2 KCl + 4 H2O + 3 HgO
Mg(s) + ZnBr2(aq) = Zn + MgBr2 =>
Mg(s) + ZnBr2(aq) = Zn + MgBr2
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
Pb3P2 + H2SO4 = PbSO4 + H3P =>
Pb3P2 + 3 H2SO4 = 3 PbSO4 + 2 H3P
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H5OH + O2 = HC2H3O2 + H2O =>
C2H5OH + O2 = HC2H3O2 + H2O
Cl2 + SO2 + H2O = Cl{-} + HSO4 + H{+} =>
3 Cl2 + 2 SO2 + 4 H2O = 6 Cl{-} + 2 HSO4 + 6 H{+}
Fe + O2 = Fe3O2 =>
3 Fe + O2 = Fe3O2
Ca(HCO3)2 = H2O + CO2 + CaCO3 =>
Ca(HCO3)2 = H2O + CO2 + CaCO3
I + H2O = HI + I2O7 =>
16 I + 7 H2O = 14 HI + I2O7
MnBr4 = Mn + Br =>
MnBr4 = Mn + 4 Br
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
NaH2PO2 + AgNO3 + H2O = H3PO4 + Ag + HNO3 + NaNO3 =>
NaH2PO2 + 4 AgNO3 + 2 H2O = H3PO4 + 4 Ag + 3 HNO3 + NaNO3
CUSO4 + KI = K2SO4 + CUI2 =>
CUSO4 + 2 KI = K2SO4 + CUI2
Zn(NO3)3 + Ca = Ca(NO3)3 + Zn =>
Zn(NO3)3 + Ca = Ca(NO3)3 + Zn
C2O4 = C + O =>
C2O4 = 2 C + 4 O
CH3*(CH2)7*CH3 + O2 = CO2 + H2O =>
CH3*(CH2)7*CH3 + 14 O2 = 9 CO2 + 10 H2O
Ca(CH3CO2)2 + HCl = CaCl2 + CH3CO2H =>
Ca(CH3CO2)2 + 2 HCl = CaCl2 + 2 CH3CO2H
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
ZnO + HNO3 = Zn(OH)NO3 =>
ZnO + HNO3 = Zn(OH)NO3
Na3PO4 + CaO = Na2O + Ca3(PO4)02 =>
2 Na3PO4 + 3 CaO = 3 Na2O + Ca3(PO4)02
As2S5 + HNO3 = H3AsO4 + NO2 + S + H2O =>
As2S5 + 10 HNO3 = 2 H3AsO4 + 10 NO2 + 5 S + 2 H2O
FeS2 = S + Fe2S3 =>
2 FeS2 = S + Fe2S3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Br2(i) + KI(aq) = KBr(aq) + I2(l) =>
Br2(i) + 2 KI(aq) = 2 KBr(aq) + I2(l)
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
Cr(NO3)3 + MgBr2 = CrBr3 + Mg(NO3)2 =>
2 Cr(NO3)3 + 3 MgBr2 = 2 CrBr3 + 3 Mg(NO3)2
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