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Co2O3 + 3 Sr = 3 SrO + 2 Co
(PbOH)2CO3 + H2S = PbS + CO2 + H2O =>
(PbOH)2CO3 + 2 H2S = 2 PbS + CO2 + 3 H2O
C6H5NO2 + PbCl2 + HCl = C6H7N + PbCl4 + H2O =>
C6H5NO2 + 3 PbCl2 + 6 HCl = C6H7N + 3 PbCl4 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Al + Ag2O3 = Al2O3 + Ag =>
2 Al + Ag2O3 = Al2O3 + 2 Ag
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
COCl2 + H2 = HCl + CO =>
COCl2 + H2 = 2 HCl + CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
Fe + N + O = Fe(NO3)3 =>
Fe + 3 N + 9 O = Fe(NO3)3
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Hg + Sn(NO3)2 = Hg(NO3)2 + Sn =>
Hg + Sn(NO3)2 = Hg(NO3)2 + Sn
NaHCO3 + H3O = Na + H2CO3 + H2O =>
NaHCO3 + H3O = Na + H2CO3 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
VO2 + Fe2O3 = FeO + V2O5 =>
2 VO2 + Fe2O3 = 2 FeO + V2O5
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn(s) + AgCl(s) = ZnCl2(s) + Ag(s) =>
Zn(s) + 2 AgCl(s) = ZnCl2(s) + 2 Ag(s)
FeI3 + KCl = FeCl + I2 + K =>
2 FeI3 + 2 KCl = 2 FeCl + 3 I2 + 2 K
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cr2O3 + H2 = Cr2 + H2O =>
Cr2O3 + 3 H2 = Cr2 + 3 H2O
K2CO3 + CuSO4 = K2SO4 + CuCO3 =>
K2CO3 + CuSO4 = K2SO4 + CuCO3
Cu + O3 = CuO =>
3 Cu + O3 = 3 CuO
K2SO4NaCl = NaSO4K2Cl =>
K2SO4NaCl = NaSO4K2Cl
Al2(SO4)3*14H2O + HCO3{-} = Al(OH)3 + CO2 + H2O + SO4{2-} =>
Al2(SO4)3*14H2O + 6 HCO3{-} = 2 Al(OH)3 + 6 CO2 + 14 H2O + 3 SO4{2-}
Sn + CuSO4 = SnSO4 + Cu =>
Sn + CuSO4 = SnSO4 + Cu
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
Zn + AgNo3 = Ag + Zn(No3)2 =>
Zn + 2 AgNo3 = 2 Ag + Zn(No3)2
Cr + (OH) = Cr(OH)2 =>
Cr + 2(OH) = Cr(OH)2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
CrCl3 = Cr3 + Cl3 =>
3 CrCl3 = Cr3 + 3 Cl3
C13H20N2O2 + HCl = C13H20N2O2HCl =>
C13H20N2O2 + HCl = C13H20N2O2HCl
CH3CHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 KOH = CH3COOK + 2 K2MnO4 + 2 H2O
CrCl2 + KClO3 + KOH = KCl + K2CrO4 + H2O =>
3 CrCl2 + 2 KClO3 + 12 KOH = 8 KCl + 3 K2CrO4 + 6 H2O
NH4Cl + S = (NH4)2S + Cl =>
2 NH4Cl + S = (NH4)2S + 2 Cl
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Al2(SO4)3*14H2O + HCO3{-} = Al(OH)3 + CO2 + H2O + SO4{2-} =>
Al2(SO4)3*14H2O + 6 HCO3{-} = 2 Al(OH)3 + 6 CO2 + 14 H2O + 3 SO4{2-}
(PbOH)2CO3 + H2S = PbS + CO2 + H2O =>
(PbOH)2CO3 + 2 H2S = 2 PbS + CO2 + 3 H2O
MgCa = Mg3Ca3 =>
3 MgCa = Mg3Ca3
BaCl2 + Na2HPO4 = BaHPO4 + NaCl =>
BaCl2 + Na2HPO4 = BaHPO4 + 2 NaCl
C6H5CH3 + Br2 = C6H3Br2CH3 + HBr =>
C6H5CH3 + 2 Br2 = C6H3Br2CH3 + 2 HBr
C18H38 = C + H =>
C18H38 = 18 C + 38 H
CoCl3 + CaCO3 = Co2(CO3)3 + CaCl2 =>
2 CoCl3 + 3 CaCO3 = Co2(CO3)3 + 3 CaCl2
Li2SO4 + H2SO4 = LiHSO4 =>
Li2SO4 + H2SO4 = 2 LiHSO4
Na2SiO3CaBr2 = Na2Br2CaSiO3 =>
Na2SiO3CaBr2 = Na2Br2CaSiO3
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Ni(OH)2 + H4P2O7 = Ni(H2P2O7) + H2O =>
Ni(OH)2 + H4P2O7 = Ni(H2P2O7) + 2 H2O
AgNO3Na3PO4 = Na3NO3AgPO4 =>
AgNO3Na3PO4 = Na3NO3AgPO4
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