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PbO2 + 4 HBr = PbBr2 + Br2 + 2 H2O
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
AgNO3 + NH3 + HCOH = Ag + NH4NO3 + CO2 =>
4 AgNO3 + 2 NH3 + 3 HCOH = 4 Ag + 3 NH4NO3 + 3 CO2
SiO2 + CaO = CaSiO3 =>
SiO2 + CaO = CaSiO3
Na3(PO4) + CoCl2 = Co3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CoCl2 = Co3(PO4)2 + 6 NaCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CaSO4 + CuO = CuSO4 + CaO =>
CaSO4 + CuO = CuSO4 + CaO
Pb3O4 + C = Pb + CO =>
Pb3O4 + 4 C = 3 Pb + 4 CO
KMnO4 + KClO2 + H2O = MnO2 + KClO4 + KOH =>
4 KMnO4 + 3 KClO2 + 2 H2O = 4 MnO2 + 3 KClO4 + 4 KOH
HF + RbOH = FRb + H2O =>
HF + RbOH = FRb + H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cu(SO4)2 + BaCl2 = CuCl2 + Ba(SO4)2 =>
Cu(SO4)2 + BaCl2 = CuCl2 + Ba(SO4)2
CaBr2 + F2 = CaF2 + Br2 =>
CaBr2 + F2 = CaF2 + Br2
KI + Se = I2 + K2Se =>
2 KI + Se = I2 + K2Se
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq) =>
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq)
HCIO3 = HCI + O2 =>
2 HCIO3 = 2 HCI + 3 O2
(HO)2 = H2O + O =>
(HO)2 = H2O + O
BaCl2 + CuCl2 = BaCu + Cl2 =>
BaCl2 + CuCl2 = BaCu + 2 Cl2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Fe + KClO4 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
8 Fe + 3 KClO4 + 12 H2SO4 = 4 Fe2(SO4)3 + 3 KCl + 12 H2O
Na2SiO3 + H2O = H2SiO3 + NaOH =>
Na2SiO3 + 2 H2O = H2SiO3 + 2 NaOH
ZnCl2 + H2O = ZnO + HCl =>
ZnCl2 + H2O = ZnO + 2 HCl
Ti + PbO2 = TiO2 + Pb =>
Ti + PbO2 = TiO2 + Pb
C5H12O4 + HNO3 = C5H8N4O12 + H2O =>
C5H12O4 + 4 HNO3 = C5H8N4O12 + 4 H2O
As2O5 + H2O = H3AsO4 =>
As2O5 + 3 H2O = 2 H3AsO4
AlCl3 + Cs = CsCl + Al =>
AlCl3 + 3 Cs = 3 CsCl + Al
Bi(OH)3 + NaOH = Na[Bi(OH)4] =>
Bi(OH)3 + NaOH = Na[Bi(OH)4]
Na2SiO3 + H2O = H2SiO3 + NaOH =>
Na2SiO3 + 2 H2O = H2SiO3 + 2 NaOH
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
(NH4)HS(s) = NH3(g) + H2S(g) =>
(NH4)HS(s) = NH3(g) + H2S(g)
Mg(s) + AlCl3(aq) = Al(s) + MgCl2(aq) =>
3 Mg(s) + 2 AlCl3(aq) = 2 Al(s) + 3 MgCl2(aq)
AsH3 + O2 = As2O3 + H2O =>
2 AsH3 + 3 O2 = As2O3 + 3 H2O
Mg(s) + AlCl3(aq) = Al(s) + MgCl2(aq) =>
3 Mg(s) + 2 AlCl3(aq) = 2 Al(s) + 3 MgCl2(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(s) + AlCl3(aq) = Al(s) + MgCl2(aq) =>
3 Mg(s) + 2 AlCl3(aq) = 2 Al(s) + 3 MgCl2(aq)
NaHCO3 = CO2 + H2O + Na2CO3 =>
2 NaHCO3 = CO2 + H2O + Na2CO3
PbNO3 + CaF2 = PbF + Ca(NO3)2 =>
2 PbNO3 + CaF2 = 2 PbF + Ca(NO3)2
Zn + CuCI2 = ZnCI2 + Cu =>
Zn + CuCI2 = ZnCI2 + Cu
Mg + H2SO4 = Mg(SO4)2 + H2 =>
Mg + 2 H2SO4 = Mg(SO4)2 + 2 H2
Al + H2O + KOH = K(Al(OH)4) + H2 =>
2 Al + 6 H2O + 2 KOH = 2 K(Al(OH)4) + 3 H2
HgNO3 + CuCl2 = HgCl + Cu(NO3)2 =>
2 HgNO3 + CuCl2 = 2 HgCl + Cu(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H4(s) + I2(g) = C2H4I2(s) =>
C2H4(s) + I2(g) = C2H4I2(s)
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
K2Cr2O7 + HCl = KCl + CrCl2 + Cl3 + H2O =>
3 K2Cr2O7 + 42 HCl = 6 KCl + 6 CrCl2 + 8 Cl3 + 21 H2O
MnO4{-} + H2S + H{+} = Mn{2+} + S02 + H2O =>
4 MnO4{-} + 10 H2S + 12 H{+} = 4 Mn{2+} + 5 S02 + 16 H2O
HC2O2H3 + NaOH = NaC2O2H3 + H2O =>
HC2O2H3 + NaOH = NaC2O2H3 + H2O
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