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ZnO + 2 HCOOH = Zn(HCOO)2 + H2O
CH3CH2Cl + KOH = KCl + C2H4 + H2O =>
CH3CH2Cl + KOH = KCl + C2H4 + H2O
K2Cr2O7 + KI + HCl = Cr2O3 + KCl + I2 + H2O =>
K2Cr2O7 + 6 KI + 8 HCl = Cr2O3 + 8 KCl + 3 I2 + 4 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaCl2 = Cl2 + Na =>
NaCl2 = Cl2 + Na
Br2 + CO3{-2} = Br{-} + BrO3{-} + CO2 =>
3 Br2 + 3 CO3{-2} = 5 Br{-} + BrO3{-} + 3 CO2
SeOF2 + SiO2 = SeO2 + SiF4 =>
2 SeOF2 + SiO2 = 2 SeO2 + SiF4
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2 =>
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2
KI + ICl = I2 + KCl =>
KI + ICl = I2 + KCl
Sn + NO3{-} + H{+} = SnO2 + NO + H2O =>
3 Sn + 4 NO3{-} + 4 H{+} = 3 SnO2 + 4 NO + 2 H2O
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Zn + AlNO3 = Zn2NO3 + Al =>
2 Zn + AlNO3 = Zn2NO3 + Al
CoBr + NaOH = Co(OH)2 + BrNa2 =>
CoBr + 2 NaOH = Co(OH)2 + BrNa2
Zn + FeO = Fe + ZnO =>
Zn + FeO = Fe + ZnO
CuSO4*4NH3H2OHCl = CuSO4*4H2ONH4Cl =>
CuSO4*4NH3H2OHCl = CuSO4*4H2ONH4Cl
SnSO4 + NaOH = Sn(OH)2 + Na2SO4 =>
SnSO4 + 2 NaOH = Sn(OH)2 + Na2SO4
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C6H4NH2HSO3 + NaNO2 + H2SO4 = C6H4N2SO3 + Na2SO4 + H2O =>
2 C6H4NH2HSO3 + 2 NaNO2 + H2SO4 = 2 C6H4N2SO3 + Na2SO4 + 4 H2O
Cu(OH)2 + CO2 = Cu2(OH)2CO3 + H2O =>
2 Cu(OH)2 + CO2 = Cu2(OH)2CO3 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
Cl + O2 = Cl2O3 =>
4 Cl + 3 O2 = 2 Cl2O3
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
H2C2O4 = H2O + CO2 + CO =>
H2C2O4 = H2O + CO2 + CO
Ba(OH)2 + SO3 = BaSO4 + H2O =>
Ba(OH)2 + SO3 = BaSO4 + H2O
Fe304 + CO = FeO + C02 =>
Fe304 + 304 CO = 304 FeO + 152 C02
Mg + HCl = Mg5Cl + H =>
5 Mg + HCl = Mg5Cl + H
KAlO2 + H2SO4 = KAl(SO4)2 + H2O =>
KAlO2 + 2 H2SO4 = KAl(SO4)2 + 2 H2O
Cr2O3 + H2S = Cr2S3 + H2O =>
Cr2O3 + 3 H2S = Cr2S3 + 3 H2O
K2Cr2O7 + H2SO4 + CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
MgCl2 + Al = Mg + AlCl2 =>
MgCl2 + Al = Mg + AlCl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MgCl2(aq) + Li2CO3(aq) = MgCO3(s) + LiCl(aq) =>
MgCl2(aq) + Li2CO3(aq) = MgCO3(s) + 2 LiCl(aq)
LiOH + H2O = LiOH2 + OH =>
LiOH + H2O = LiOH2 + OH
HCOOH + Ca(OH) = CaHCOO + H2O =>
HCOOH + Ca(OH) = CaHCOO + H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Potassiumphosphate + magnesiumchloride = magnesiumphosphate + potassiumchloride =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
H2CO3 + KOH = H2O + K2CO3 =>
H2CO3 + 2 KOH = 2 H2O + K2CO3
Na2SO4 + PbO = Na2O + PbSO4 =>
Na2SO4 + PbO = Na2O + PbSO4
Pb(NO3)2 + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 Na(NO3)
K4[Fe(CN)6] + FeCl3 = KFe[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + FeCl3 = KFe[Fe(CN)6] + 3 KCl
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
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