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3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
KMnO4 + H2S + HCl = MnCl2 + H2SO4 + KCl + H2O =>
8 KMnO4 + 5 H2S + 24 HCl = 8 MnCl2 + 5 H2SO4 + 8 KCl + 12 H2O
NH4OH + Ag2O = [Ag(NH3)2]OH + H2O =>
4 NH4OH + Ag2O = 2[Ag(NH3)2]OH + 3 H2O
CaO + So3 = CaSo4 + O2 =>
6 CaO + 8 So3 = 6 CaSo4 + 3 O2
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
CrCl3 + KClO3 + NaOH = Na2CrO4 + KCl + NaCl + H2O =>
2 CrCl3 + KClO3 + 10 NaOH = 2 Na2CrO4 + KCl + 6 NaCl + 5 H2O
Cl2 + Al = AlCl3 =>
3 Cl2 + 2 Al = 2 AlCl3
K + H2SO4 = K2SO4 + H2O + H2S =>
8 K + 5 H2SO4 = 4 K2SO4 + 4 H2O + H2S
K2Cr2O7 + H2SO4 + CH3CH2CHOHCH3 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 16 H2SO4 + 3 CH3CH2CHOHCH3 = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
Fe2O3 + C = Fe2 + CO2 =>
2 Fe2O3 + 3 C = 2 Fe2 + 3 CO2
[Co(NH3)6]Cl2 + KCN = [Co(CN)4] + K + Cl + NH3 =>
[Co(NH3)6]Cl2 + 4 KCN = [Co(CN)4] + 4 K + 2 Cl + 6 NH3
KNO3 + Sn + HCl = K2SnCl6 + NO + HNO3 + H2O =>
6 KNO3 + 3 Sn + 18 HCl = 3 K2SnCl6 + 4 NO + 2 HNO3 + 8 H2O
[Co(NH3)6]Cl3 + KCN = [Co(CN)4] + K + Cl + NH3 =>
[Co(NH3)6]Cl3 + 4 KCN = [Co(CN)4] + 4 K + 3 Cl + 6 NH3
C6H6O + H2O2 = H2O + CO2 =>
C6H6O + 14 H2O2 = 17 H2O + 6 CO2
CuO + Al = Al2O3 + Cu =>
3 CuO + 2 Al = Al2O3 + 3 Cu
Fe + NH3 + H2O = Fe(OH)3 + NH4 =>
Fe + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4
[Co(NH3)6]Cl3 + KCN = [Co(CN)3] + K + Cl + NH3 =>
[Co(NH3)6]Cl3 + 3 KCN = [Co(CN)3] + 3 K + 3 Cl + 6 NH3
[Co(NH3)6]Cl3 + KCN = [Co(CN)3] + KCl + NH3 =>
[Co(NH3)6]Cl3 + 3 KCN = [Co(CN)3] + 3 KCl + 6 NH3
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
O2 + CuO = Cu2O3 =>
O2 + 4 CuO = 2 Cu2O3
Sr(OH)2 + Ni(NO3)2 = Sr(NO3)2 + Ni(OH)2 =>
Sr(OH)2 + Ni(NO3)2 = Sr(NO3)2 + Ni(OH)2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
CS2 + NH3 = H2S + NH4SCN =>
CS2 + 2 NH3 = H2S + NH4SCN
ZnO + H2 = Zn + H2O =>
ZnO + H2 = Zn + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
HBr + Fe + H2O = [Fe(H2O)6]Br3 + H2 =>
6 HBr + 2 Fe + 12 H2O = 2[Fe(H2O)6]Br3 + 3 H2
C6H5CH3 + KMnO4 = C6H5COOH + MnO2 + KOH =>
C6H5CH3 + 2 KMnO4 = C6H5COOH + 2 MnO2 + 2 KOH
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
HCl + HClO3 = Cl2 + H2O =>
5 HCl + HClO3 = 3 Cl2 + 3 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Ag + Br2 = AgBr2 =>
Ag + Br2 = AgBr2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FE + Cl = FECl3 =>
FE + 3 Cl = FECl3
Na + S = Na2S =>
2 Na + S = Na2S
C3H7COOK + KOH = K2CO3 + C3H8 =>
C3H7COOK + KOH = K2CO3 + C3H8
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
CuO + Al = Cu + Al2O3 =>
3 CuO + 2 Al = 3 Cu + Al2O3
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
PbO2 + HCl = PbCl4 + H2O =>
PbO2 + 4 HCl = PbCl4 + 2 H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
P4 + NaOH + H2O = NaH2PO4 + PH3 =>
2 P4 + 3 NaOH + 9 H2O = 3 NaH2PO4 + 5 PH3
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
FeCl3 + FeCl2 + NH4OH = Fe3O4 + HCl + NH3 =>
2 FeCl3 + FeCl2 + 4 NH4OH = Fe3O4 + 8 HCl + 4 NH3
H + BR = HBR =>
H + BR = HBR
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