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2 KOH + 2 NaHS = Na2S + K2S + 2 H2O
CaO + HCl = CaCl2H2O =>
CaO + 2 HCl = CaCl2H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Ca + HClO3 = Ca(ClO3)2 + H2 =>
Ca + 2 HClO3 = Ca(ClO3)2 + H2
Na2S + AuCl3 = NaCl + Au2S3 =>
3 Na2S + 2 AuCl3 = 6 NaCl + Au2S3
NaIO4 + FeSO4 + H2O = NaIO3 + Fe2O3 + H2SO4 =>
NaIO4 + 2 FeSO4 + 2 H2O = NaIO3 + Fe2O3 + 2 H2SO4
PbO + NHO3 = Pb(NO3)2 + H2O =>
PbO + 2 NHO3 = Pb(NO3)2 + H2O
C6H6Cl2 = C6H5ClHCl =>
C6H6Cl2 = C6H5ClHCl
Fe2O3 + H2 + H2S = FeS + H2O =>
Fe2O3 + H2 + 2 H2S = 2 FeS + 3 H2O
C6H5NH3 + HBr2 = C6H2Br3NH2 + HBr =>
C6H5NH3 + 7 HBr2 = C6H2Br3NH2 + 11 HBr
H2O + P4 = PO3{-3} + PH3 + H{+} =>
6 H2O + P4 = 2 PO3{-3} + 2 PH3 + 6 H{+}
CH3CO2H + Mg(OH)2 = C2H3O2OH + MgH2 =>
2 CH3CO2H + Mg(OH)2 = 2 C2H3O2OH + MgH2
Br2 + NH3OHBr = HBr + N2 + H2O =>
Br2 + 2 NH3OHBr = 4 HBr + N2 + 2 H2O
Na3[Fe(CN)5(NO)] + KMnO4 + H2SO4 = Na2SO4 + K2SO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 Na3[Fe(CN)5(NO)] + 108 KMnO4 + 192 H2SO4 = 15 Na2SO4 + 54 K2SO4 + 5 Fe2(SO4)3 + 108 MnSO4 + 60 HNO3 + 50 CO2 + 162 H2O
Ag + N2 + O2 = AgNO3 =>
2 Ag + N2 + 3 O2 = 2 AgNO3
KClO4 + Al + H2SO4 = Al(SO4)3 + KCl + H2O =>
3 KClO4 + 4 Al + 12 H2SO4 = 4 Al(SO4)3 + 3 KCl + 12 H2O
NaHSO4 + Na2CO3 = H2O + Na2SO4 + CO2 =>
2 NaHSO4 + Na2CO3 = H2O + 2 Na2SO4 + CO2
H2S + LiOH = Li2S + H2O =>
H2S + 2 LiOH = Li2S + 2 H2O
Na2O + NaOH = Na3O2H =>
Na2O + NaOH = Na3O2H
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Na2O2 + CO2 + H2O = NaHCO3 + O2 =>
2 Na2O2 + 4 CO2 + 2 H2O = 4 NaHCO3 + O2
Ni(OH)2 + (CH3CNOH)2 = (CH3CNO)4(OH)2 + Ni + H2O =>
3 Ni(OH)2 + 2(CH3CNOH)2 = (CH3CNO)4(OH)2 + 3 Ni + 4 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
C4H9Cl + KOH = C4H10O + KCl =>
C4H9Cl + KOH = C4H10O + KCl
H2OSO4 = H2O + O2 + SO2 =>
H2OSO4 = H2O + O2 + SO2
No + O3 = No2O2 =>
6 No + 2 O3 = 3 No2O2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
C + N + K = CNK =>
C + N + K = CNK
Ba(OH)2 + SrO = BaO + Sr(OH)2 =>
Ba(OH)2 + SrO = BaO + Sr(OH)2
CrCl3 + KOH = K3[Cr(OH)6] + KCl =>
CrCl3 + 6 KOH = K3[Cr(OH)6] + 3 KCl
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Na2CO3 + FeCl2 + H2O = CO2 + Fe(OH)2 + NaCl =>
Na2CO3 + FeCl2 + H2O = CO2 + Fe(OH)2 + 2 NaCl
H2(SO3) = H2 + SO3 =>
H2(SO3) = H2 + SO3
HLO3 + FeL2 + HCl = FeCl + LCl + H2O =>
3 HLO3 + 4 FeL2 + 15 HCl = 4 FeCl + 11 LCl + 9 H2O
Zn(H2O)6 + H2O = Zn(H2O)5(OH) + H3O =>
Zn(H2O)6 + H2O = Zn(H2O)5(OH) + H3O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + H2 + N2 = CH3NH2 =>
2 C + 5 H2 + N2 = 2 CH3NH2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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