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4 Au + 16 KCN + 6 H2O + 3 O2 = 4 KAu(CN)4 + 12 KOH
Cu(s) + HCl(l) = CuCl + H2 =>
2 Cu(s) + 2 HCl(l) = 2 CuCl + H2
K4 + O2 = KO2 =>
K4 + 4 O2 = 4 KO2
NH4OH + O2 = NH + H2O =>
2 NH4OH + O2 = 2 NH + 4 H2O
H3AsO3 + KOH = K + H3AsO4 + H2O =>
H3AsO3 + 2 KOH = 2 K + H3AsO4 + H2O
H3AsO3 + KOH = K3AsO3 + H2O =>
H3AsO3 + 3 KOH = K3AsO3 + 3 H2O
Cu(s) + HCl(l) = CuCl + H =>
Cu(s) + HCl(l) = CuCl + H
CuS + HNO3 = Cu(NO3)2 + S + NO2 + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + S + 2 NO2 + 2 H2O
Cd + NaCl = CdCl + Na =>
Cd + NaCl = CdCl + Na
NaHCO3 + BaSO4 = Na2SO4 + Ba(HCO3)2 =>
2 NaHCO3 + BaSO4 = Na2SO4 + Ba(HCO3)2
H2CO3 + K2S = H2S + K2CO3 =>
H2CO3 + K2S = H2S + K2CO3
Cu(s) + HCl(l) = H2(g) + CuCl2 =>
Cu(s) + 2 HCl(l) = H2(g) + CuCl2
H3AsO3 + KOH = K2HAsO3 + H2O =>
H3AsO3 + 2 KOH = K2HAsO3 + 2 H2O
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
Cu(s) + HCl(l) = H2(g) + CuCl2 =>
Cu(s) + 2 HCl(l) = H2(g) + CuCl2
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
CU(s) + HCl(l) = CUCl2(aq) + H2(g) =>
CU(s) + 2 HCl(l) = CUCl2(aq) + H2(g)
CaBr2 + K2CO3 = Ca2(CO3)2 + KBr =>
2 CaBr2 + 2 K2CO3 = Ca2(CO3)2 + 4 KBr
Cu(s) + HBr(aq) = CuBr2(aq) + H2(g) =>
Cu(s) + 2 HBr(aq) = CuBr2(aq) + H2(g)
CuS + HNO3 = CuSO4 + H2O + NO2 =>
CuS + 8 HNO3 = CuSO4 + 4 H2O + 8 NO2
Li2S + N2 = Li3N + S =>
3 Li2S + N2 = 2 Li3N + 3 S
H3AsO3 + KOH = K3AsO3 + H2O =>
H3AsO3 + 3 KOH = K3AsO3 + 3 H2O
FeCl2 + H2O2 = FeO2 + HCl =>
FeCl2 + H2O2 = FeO2 + 2 HCl
KOH + C3H6O3 = C3H5KO3 + H2O =>
KOH + C3H6O3 = C3H5KO3 + H2O
Al2(SO4)3 + K2CrO4 = K2SO4 + Al2(CrO4)3 =>
Al2(SO4)3 + 3 K2CrO4 = 3 K2SO4 + Al2(CrO4)3
H2 + OH = HOH =>
H2 + 2 OH = 2 HOH
Ca5(PO4)3OH + CH3COOH = Ca(H2PO4)2 + Ca(C2H3O2)2 + H2O =>
2 Ca5(PO4)3OH + 14 CH3COOH = 3 Ca(H2PO4)2 + 7 Ca(C2H3O2)2 + 2 H2O
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
Na2CO3 + H2O = H2CO3 + Na2O =>
Na2CO3 + H2O = H2CO3 + Na2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Nb + Sn = NbSn2 =>
Nb + 2 Sn = NbSn2
Al3{+} + O2{-} = Al3O2 =>
Al3{+} + O2{-} = Al3O2
Fe2S + HCl = Fe2Cl + HS =>
Fe2S + HCl = Fe2Cl + HS
CH3CH2OH + KMnO4 = H2O + KOH + MnO2 + CH3CHO =>
3 CH3CH2OH + 2 KMnO4 = 2 H2O + 2 KOH + 2 MnO2 + 3 CH3CHO
CO2 + Na2CO3 + H2O = NaHCO3 =>
CO2 + Na2CO3 + H2O = 2 NaHCO3
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2 =>
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2
BaS2O3 + HNO3 = Ba(NO2)2 + BaSO4 + H2O + S =>
5 BaS2O3 + 2 HNO3 = Ba(NO2)2 + 4 BaSO4 + H2O + 6 S
SO2 + Cl2 = SO2Cl2 =>
SO2 + Cl2 = SO2Cl2
CH3OH = HCHO + H2 =>
CH3OH = HCHO + H2
CuS + HNO3 = CuSO4 + H2O + NO2 =>
CuS + 8 HNO3 = CuSO4 + 4 H2O + 8 NO2
C3H6O3 + KOH = C3H5O3K + H2O =>
C3H6O3 + KOH = C3H5O3K + H2O
KHCO3 + K2O = K2CO3 + H2O =>
2 KHCO3 + K2O = 2 K2CO3 + H2O
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
NH3 + O = NO + OH2 =>
2 NH3 + 5 O = 2 NO + 3 OH2
OH + Cl = ClOH =>
OH + Cl = ClOH
Al2(SO4)3 + K2CrO4 = Al2CrO4 + K2(SO4)3 =>
Al2(SO4)3 + K2CrO4 = Al2CrO4 + K2(SO4)3
Sr + CO2 = SrO2 + C =>
Sr + CO2 = SrO2 + C
CH3CH2OH + KMnO4 = H2O + KOH + MnO2 + CH3CHO =>
3 CH3CH2OH + 2 KMnO4 = 2 H2O + 2 KOH + 2 MnO2 + 3 CH3CHO
CH3CH2CHClCOOH + NH3 = CH3CH2CH(NH2)COOH + NH4Cl =>
CH3CH2CHClCOOH + 2 NH3 = CH3CH2CH(NH2)COOH + NH4Cl
C17H35COONa + CH3COOH = C17H35COOH + CH3COONa =>
C17H35COONa + CH3COOH = C17H35COOH + CH3COONa
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