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K2[Zn(OH)4] + 2 HCl = 2 KCl + Zn(OH)2 + 2 H2O
Ca(OH)2 + CO2 = HCO3 + Ca =>
Ca(OH)2 + 2 CO2 = 2 HCO3 + Ca
Cr(OH)3 + KOH = H2O + KCrO2 =>
Cr(OH)3 + KOH = 2 H2O + KCrO2
Mg + H2SO4 = MgSO4 + H2S + HO2 =>
Mg + 2 H2SO4 = MgSO4 + H2S + 2 HO2
H2SO4 + Li = Li2SO4 + H2O + SO2 =>
2 H2SO4 + 2 Li = Li2SO4 + 2 H2O + SO2
KHCl = KClH =>
KHCl = KClH
PbO2(s) + HCl(conc) = PbCl2(s) + Cl2(g) + H2O(l) =>
PbO2(s) + 4 HCl(conc) = PbCl2(s) + Cl2(g) + 2 H2O(l)
CuO + NH4OH + HNO3 = [Cu(NH3)4](NO3)2 + H2O =>
CuO + 4 NH4OH + 2 HNO3 = [Cu(NH3)4](NO3)2 + 5 H2O
CO2 + ArO2 = Ar2 + CO3 =>
4 CO2 + 2 ArO2 = Ar2 + 4 CO3
Cr(OH)2 + HPO3 = Cr3(PO4)2 + H2O =>
3 Cr(OH)2 + 2 HPO3 = Cr3(PO4)2 + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + Li = Li2SO4 + H2O + SO2 =>
2 H2SO4 + 2 Li = Li2SO4 + 2 H2O + SO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr2O7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COO{-} + H2O =>
2 Cr2O7{2-} + 3 CH3CH2OH + 13 H{+} = 4 Cr{3+} + 3 CH3COO{-} + 11 H2O
CuSO4 + H2S = H2SO4 + CuS =>
CuSO4 + H2S = H2SO4 + CuS
Ni(NO3)2 + Na(OH) = NaNO3 + Ni(OH)2 =>
Ni(NO3)2 + 2 Na(OH) = 2 NaNO3 + Ni(OH)2
Na2S + Ca3P2 = Na3P + CaS =>
3 Na2S + Ca3P2 = 2 Na3P + 3 CaS
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Li2SO4 + Pb(NO3)2 = LiNO3 + PbSO4 =>
Li2SO4 + Pb(NO3)2 = 2 LiNO3 + PbSO4
CuSO4Zn = ZnSO4Cu =>
CuSO4Zn = ZnSO4Cu
Ca3P2 + KMnO4 + H2O = MnO2 + KOH + H3PO4 + Ca(OH)2 =>
3 Ca3P2 + 16 KMnO4 + 26 H2O = 16 MnO2 + 16 KOH + 6 H3PO4 + 9 Ca(OH)2
Zn + H2SO4(conc) = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4(conc) = ZnSO4 + SO2 + 2 H2O
NaClO3 + Cu = NaCl + CuO =>
NaClO3 + 3 Cu = NaCl + 3 CuO
I4O9(s) = I2(s) + O2(s) =>
2 I4O9(s) = 4 I2(s) + 9 O2(s)
KOH + NaNO3 = KNO3 + NaOH =>
KOH + NaNO3 = KNO3 + NaOH
MnO2 + KClO3 = MnKClO + O2 =>
MnO2 + KClO3 = MnKClO + 2 O2
Cl2 + NaOH = NaCl + NaCl(O)3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaCl(O)3 + 3 H2O
Na2S2O3 + Na2S2O7 = Na2S2O5 =>
Na2S2O3 + Na2S2O7 = 2 Na2S2O5
HNO3 + CuS = NO + S + H2O + Cu(NO3)2 =>
8 HNO3 + 3 CuS = 2 NO + 3 S + 4 H2O + 3 Cu(NO3)2
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
KOH + HBr = H2O + KBr =>
KOH + HBr = H2O + KBr
CsOH + H2SO4 = Cs2(SO4) + H2O =>
2 CsOH + H2SO4 = Cs2(SO4) + 2 H2O
Ca + AuSO4 = CaSO4 + Au =>
Ca + AuSO4 = CaSO4 + Au
BaSO4 + Co = Co2(SO4)3 + Ba =>
3 BaSO4 + 2 Co = Co2(SO4)3 + 3 Ba
Cr2O7 + H2SO4 = Cr2O7H2 + SO4 =>
Cr2O7 + H2SO4 = Cr2O7H2 + SO4
(Cr(H2O)6)Cl3 + H2 = (Cr(H2O)6)Cl2 + HCl =>
2(Cr(H2O)6)Cl3 + H2 = 2(Cr(H2O)6)Cl2 + 2 HCl
PbCl2 + CO + H2O = CO2 + Pb + HCl =>
PbCl2 + CO + H2O = CO2 + Pb + 2 HCl
C2H5OH + PCl5 = C2H5Cl + POCl3 + H2O =>
2 C2H5OH + PCl5 = 2 C2H5Cl + POCl3 + H2O
CrSO4 + CaBr2 = CrBr2 + CaSO4 =>
CrSO4 + CaBr2 = CrBr2 + CaSO4
FeOH2 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
FeOH2 + 3 Cl2 + 8 KOH = K2FeO4 + 6 KCl + 5 H2O
SCN + HCl = HSCN + Cl =>
SCN + HCl = HSCN + Cl
CH3COOC6H4COOH = C7H6O3 + CH3COOH =>
8 CH3COOC6H4COOH = 10 C7H6O3 + CH3COOH
HCl(aq) + CaCO3(S) = CaCl2(S) + CO2(g) + H2O(l) =>
2 HCl(aq) + CaCO3(S) = CaCl2(S) + CO2(g) + H2O(l)
Ca(s) + HNO3(aq) = Ca(NO3)(aq) + N2O(g) + H2O(l) =>
8 Ca(s) + 10 HNO3(aq) = 8 Ca(NO3)(aq) + N2O(g) + 5 H2O(l)
MnS + As2(Cr2O7)5 + H2SO4 = HMnO4 + AsH3 + Cr(SO4)3 + H2O =>
16 MnS + 13 As2(Cr2O7)5 + 374 H2SO4 = 16 HMnO4 + 26 AsH3 + 130 Cr(SO4)3 + 327 H2O
Ca(HCO3)2 + CaOH = CaHCO3 + Ca(OH)2 =>
Ca(HCO3)2 + 2 CaOH = 2 CaHCO3 + Ca(OH)2
Na2SiO3(H2O)5 + Al2O3(SiO2)2 + KOH = (KAlO2)2(SiO3) + (NaAlO2)2(SiO3)2 + AlO(SiO)4 + H2O =>
3 Na2SiO3(H2O)5 + 7 Al2O3(SiO2)2 + 6 KOH = 3(KAlO2)2(SiO3) + 3(NaAlO2)2(SiO3)2 + 2 AlO(SiO)4 + 18 H2O
Cu(SO4)(aq) + Fe(aq) = Fe(SO4)(aq) + Cu(s) =>
Cu(SO4)(aq) + Fe(aq) = Fe(SO4)(aq) + Cu(s)
H2O + C2O4 + Al(OH)4 + K = OH + K3[Al(C2O4)3]*3H2O =>
3 H2O + 3 C2O4 + Al(OH)4 + 3 K = 4 OH + K3[Al(C2O4)3]*3H2O
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