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Zn + Cu(NO3)2 = Cu + Zn(NO3)2
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Cu + Ag2CO3 = CuCO3 + Ag =>
Cu + Ag2CO3 = CuCO3 + 2 Ag
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CaO(s) + SiO2(s) = CaSiO3(s) =>
CaO(s) + SiO2(s) = CaSiO3(s)
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
C + H2 + F = C2H3F =>
4 C + 3 H2 + 2 F = 2 C2H3F
P4O10 + C2 = P4 + CO =>
P4O10 + 5 C2 = P4 + 10 CO
K2Cr2O7 + H2SO4 + KI = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
H2S + I2 = HI + S =>
H2S + I2 = 2 HI + S
CH3CHCH3CHCHCH3CH3 + O2 = CO2 + H2O =>
4 CH3CHCH3CHCHCH3CH3 + 43 O2 = 28 CO2 + 30 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
H3P + O2 = H3PO4 =>
H3P + 2 O2 = H3PO4
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
HI + O2 = H2O + I2 =>
4 HI + O2 = 2 H2O + 2 I2
Pb(BrO3)2 = Pb + (BrO3) =>
Pb(BrO3)2 = Pb + 2(BrO3)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H12O6 + O6 = CO6 + H2O =>
C6H12O6 + 6 O6 = 6 CO6 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HC2H3O2 + K2CO3 = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C + H2O = CO2 + H2 =>
C + 2 H2O = CO2 + 2 H2
H2SO4 + KOH = H2OH + KSO4 =>
H2SO4 + KOH = H2OH + KSO4
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
MnO2 + HCl = MnCl2 + Cl + H2O =>
MnO2 + 4 HCl = MnCl2 + 2 Cl + 2 H2O
K2Cr2O7 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 3 I2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
C + S = CS2 =>
C + 2 S = CS2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O
AGBR = AG + BR =>
AGBR = AG + BR
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
AGBR = AG + BR =>
AGBR = AG + BR
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH4 + Cl = CCl4 + HCl =>
CH4 + 8 Cl = CCl4 + 4 HCl
Fe(OH)3 + H2So4 = Fe2(So4)3 + H2O =>
2 Fe(OH)3 + 3 H2So4 = Fe2(So4)3 + 6 H2O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Cr(NO3) + H2O = [Cr(H2O)6]3{+} + (NO3)3{-}3 =>
3 Cr(NO3) + 18 H2O = [Cr(H2O)6]3{+} + (NO3)3{-}3
FeCl2 + K2Cr2O7 + KOH + H2O = Fe(OH)3 + K[Cr(OH)4] + KCl =>
6 FeCl2 + K2Cr2O7 + 12 KOH + 7 H2O = 6 Fe(OH)3 + 2 K[Cr(OH)4] + 12 KCl
HGCO3 = HG + CO2 + O2 =>
2 HGCO3 = 2 HG + 2 CO2 + O2
(NH4)2SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NH4CL + NAOH = NH3 + H2O + NACL =>
NH4CL + NAOH = NH3 + H2O + NACL
PbS + H2SO4 = PbSO4 + H2S =>
PbS + H2SO4 = PbSO4 + H2S
C6H5NO2 + H2 = C6H5NH2 + H2O =>
C6H5NO2 + 3 H2 = C6H5NH2 + 2 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Fe(OH)2 + H2S = FeS + H2O =>
Fe(OH)2 + H2S = FeS + 2 H2O
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