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2 H2O + CaCl2 + 2 NaHCO3 = Ca(OH)2 + 2 H2CO3 + 2 NaCl
Zn0 + Cu{2+} = Cu0 + Zn2{+} =>
4 Zn0 + Cu{2+} = Cu0 + 2 Zn2{+}
AgC2H3O2 + Ba(OH)2 = AgOH + Ba(C2H3O2)2 =>
2 AgC2H3O2 + Ba(OH)2 = 2 AgOH + Ba(C2H3O2)2
At + O = AtO =>
At + O = AtO
S + OH = SOH =>
S + OH = SOH
Fe + Br = FeBr2 =>
Fe + 2 Br = FeBr2
HCl + FePO4 = FeCl3 + H3PO4 =>
3 HCl + FePO4 = FeCl3 + H3PO4
CuCl + O2 = CuO + Cl2 =>
2 CuCl + O2 = 2 CuO + Cl2
Na2SO3 + KMnO4 + KOH = Na2SO4 + K3MnO4 + H2O =>
Na2SO3 + KMnO4 + 2 KOH = Na2SO4 + K3MnO4 + H2O
HOCl + Mg(CH3COO)2 = CH2O + Mg(OCl)2 =>
2 HOCl + Mg(CH3COO)2 = 4 CH2O + Mg(OCl)2
Br2 + PbI2 = BrI2 + Pb =>
Br2 + 2 PbI2 = 2 BrI2 + 2 Pb
Mg(HCO3)2 = CO2 + H2O + MgCO3 =>
Mg(HCO3)2 = CO2 + H2O + MgCO3
Ni + H2O + HCl = NiCl2*6H2O + H =>
Ni + 6 H2O + 2 HCl = NiCl2*6H2O + 2 H
Na2B4O7 + CoSO4 = NaBO2 + Co(BO2)3 + SO2 + O2 =>
6 Na2B4O7 + 4 CoSO4 = 12 NaBO2 + 4 Co(BO2)3 + 4 SO2 + O2
FeCe3 + NaOH = Fe(OH)3 + NaCe =>
FeCe3 + 3 NaOH = Fe(OH)3 + 3 NaCe
Ba(OH)2 + Cu(SO4) = BaSO4 + Cu(OH)2 =>
Ba(OH)2 + Cu(SO4) = BaSO4 + Cu(OH)2
Pb(NO3)2 + AlBr3 = PbBr2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlBr3 = 3 PbBr2 + 2 Al(NO3)3
Al + Na = AlNa3 =>
Al + 3 Na = AlNa3
PbCl2 + K2Cr2O7 + HCl = PbCl4 + CrCl3 + KCl + H2O =>
3 PbCl2 + K2Cr2O7 + 14 HCl = 3 PbCl4 + 2 CrCl3 + 2 KCl + 7 H2O
HOOC(CH2)2COOH = C2H5COOH + CO2 =>
HOOC(CH2)2COOH = C2H5COOH + CO2
NaF + Ca(OH)2 + HCl = NaOHCl + CaF2 + H =>
2 NaF + Ca(OH)2 + 2 HCl = 2 NaOHCl + CaF2 + 2 H
N2O3 + Fe = Fe3O4 + N2 =>
4 N2O3 + 9 Fe = 3 Fe3O4 + 4 N2
Cu(NO3)2 + NH3 + PO4{3-} = CuPO4{3-} + NH3(NO3)2 =>
Cu(NO3)2 + NH3 + PO4{3-} = CuPO4{3-} + NH3(NO3)2
H + PO4 = H3PO4 =>
3 H + PO4 = H3PO4
P4O10 + H2O = HP + O =>
P4O10 + 2 H2O = 4 HP + 12 O
NaVO3 + BaCl2 = Ba(VO3)2 + NaCl =>
2 NaVO3 + BaCl2 = Ba(VO3)2 + 2 NaCl
C2H3ClO2 + NH3 = C2H5N1O2 + HCl =>
C2H3ClO2 + NH3 = C2H5N1O2 + HCl
Na + Br7 = NaBr =>
7 Na + Br7 = 7 NaBr
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
C4H10S(l) + O2(g) = H2O(g) + CO2(g) + SO2(g) =>
2 C4H10S(l) + 15 O2(g) = 10 H2O(g) + 8 CO2(g) + 2 SO2(g)
HF(aq) + NaBr(aq) = NaF(aq) + HBr(aq) =>
HF(aq) + NaBr(aq) = NaF(aq) + HBr(aq)
CaCl2(aq) + Pb(s) = PbCl + Ca =>
CaCl2(aq) + 2 Pb(s) = 2 PbCl + Ca
HC6H5O(aq) = H(aq) + C6H5O(aq) =>
HC6H5O(aq) = H(aq) + C6H5O(aq)
FeO + Sn = SnO + Fe =>
FeO + Sn = SnO + Fe
K(Cr(OH)4) + H2O2 + KOH = K2CrO4 + H2O =>
2 K(Cr(OH)4) + 3 H2O2 + 2 KOH = 2 K2CrO4 + 8 H2O
NH4HO = NH3 + H2O =>
NH4HO = NH3 + H2O
CuH2 + H2O = Cu(OH)2 + H2 =>
CuH2 + 2 H2O = Cu(OH)2 + 2 H2
MnO4 + C = CO2 + Mn =>
MnO4 + 2 C = 2 CO2 + Mn
Ba(HSO3)2 + KOH = Ba(OH)2 + K2SO3 + H2O =>
Ba(HSO3)2 + 4 KOH = Ba(OH)2 + 2 K2SO3 + 2 H2O
Cu(OH)2 + HCI = Cu(CI)2 + H2O =>
Cu(OH)2 + 2 HCI = Cu(CI)2 + 2 H2O
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
FeSO4 + Na2S = Fe2O3 + Na2SO4 + SO2 =>
8 FeSO4 + Na2S = 4 Fe2O3 + Na2SO4 + 8 SO2
CaS + H2O = Ca(OH)2 + H2S =>
CaS + 2 H2O = Ca(OH)2 + H2S
KMnO4 + NaHSO3 = KMn + NaHSO4 =>
KMnO4 + 4 NaHSO3 = KMn + 4 NaHSO4
CrCl3 + Mn2O4 + H2O = MnCl2 + H2CrO4 =>
4 CrCl3 + 3 Mn2O4 + 4 H2O = 6 MnCl2 + 4 H2CrO4
Zn + H2SO3 = ZnSO3 + H2O + H2S =>
3 Zn + 4 H2SO3 = 3 ZnSO3 + 3 H2O + H2S
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + NO3Ca =>
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + NO3Ca
MnCl2 + H2O2 + KOH = H2MnO3 + KCl + H2O =>
MnCl2 + H2O2 + 2 KOH = H2MnO3 + 2 KCl + H2O
Ca + Br2 = Ca2Br4 =>
2 Ca + 2 Br2 = Ca2Br4
K + CuSO4 = KSO4 + Cu =>
K + CuSO4 = KSO4 + Cu
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