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CaCO3 + 2 NaOH = Ca(OH)2 + Na2CO3
NH4CO3 + BaCl = NH4Cl + BaCO3 =>
NH4CO3 + BaCl = NH4Cl + BaCO3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
C2H5COOHC2H5OH = C2H5COOC2H5H2O =>
C2H5COOHC2H5OH = C2H5COOC2H5H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Hg2(NO3)2(aq) + HBr(aq) = Hg2Br2(s) + HNO3(aq) =>
Hg2(NO3)2(aq) + 2 HBr(aq) = Hg2Br2(s) + 2 HNO3(aq)
Cl3CCH(OH)2 = Cl3CCHO + H2O =>
Cl3CCH(OH)2 = Cl3CCHO + H2O
Al + H2O = [Al(OH)4] + H2 =>
Al + 4 H2O = [Al(OH)4] + 2 H2
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
KCN + HI = KI + CN + H2 =>
2 KCN + 2 HI = 2 KI + 2 CN + H2
Li + SO2 + O2 = Li2SO3 =>
4 Li + 2 SO2 + O2 = 2 Li2SO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
HNO3H2O = H3NO4 =>
HNO3H2O = H3NO4
CH3CH2CH2CH2OH + H2SO4 + NaBr = BrCH2CH2CH2CH2CH3 + NaHSO4 + H2O =>
5 CH3CH2CH2CH2OH + 4 H2SO4 + 4 NaBr = 4 BrCH2CH2CH2CH2CH3 + 4 NaHSO4 + 5 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
Hydrogensulfide + sodiumhydroxide = water + sodiumsulfide =>
H2S + 2 NaOH = 2 H2O + Na2S
Ba(O2)2 = BaO2 + O2 =>
Ba(O2)2 = BaO2 + O2
Cu(OH)2 + H3 + PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3 + 2 PO4 = Cu3(PO4)2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr2O3 + P2O5 = CrPO4 =>
Cr2O3 + P2O5 = 2 CrPO4
H3PO4 + H2O = H3O + PO4 =>
H3PO4 + 3 H2O = 3 H3O + PO4
Al + Ne = AlNe =>
Al + Ne = AlNe
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH2CH2COOH + HNO3 = HOCH2COOH + N2 + H2O =>
5 NH2CH2COOH + 3 HNO3 = 5 HOCH2COOH + 4 N2 + 4 H2O
Ba(OH)2 + ZnSO4 = BaSO4 + Zn(OH)2 =>
Ba(OH)2 + ZnSO4 = BaSO4 + Zn(OH)2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg(OH)2 + H2S = MgS + H2O =>
Mg(OH)2 + H2S = MgS + 2 H2O
*H2F2 = *2HF =>
*H2F2 = *2HF
NH4NO3 + KOH = H2O + KNO3 + NH3 =>
NH4NO3 + KOH = H2O + KNO3 + NH3
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
As2S3 + KClO4 + H2O = H1AsO4 + H2SO4 + KCl =>
As2S3 + 4 KClO4 + 4 H2O = 2 H1AsO4 + 3 H2SO4 + 4 KCl
FeO + Cu3N = Fe3N2 + Cu2O =>
3 FeO + 2 Cu3N = Fe3N2 + 3 Cu2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Zn + KAu(CN)2 = Au + KCN + Zn(CN)2 =>
Zn + 2 KAu(CN)2 = 2 Au + 2 KCN + Zn(CN)2
K2CrO7 + H2SO4 + C2H5OH = C2H4O + K2SO4 + Cr(SO4)3 + H2O =>
K2CrO7 + 4 H2SO4 + 3 C2H5OH = 3 C2H4O + K2SO4 + Cr(SO4)3 + 7 H2O
NaC2 + CH3COOH = NaC2CH3COOH =>
NaC2 + CH3COOH = NaC2CH3COOH
H2SO4 = H{+} + HSO4{-} =>
H2SO4 = H{+} + HSO4{-}
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
NH4CO3 + BaCl = NH4Cl + BaCO3 =>
NH4CO3 + BaCl = NH4Cl + BaCO3
HS{-} + O2 = SO42{-} + H2O =>
4 HS{-} + 85 O2 = 4 SO42{-} + 2 H2O
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