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Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MnO4{-} + SO2 + H2O = Mn{2+} + SO4{2-} + H{+} =>
2 MnO4{-} + 5 SO2 + 2 H2O = 2 Mn{2+} + 5 SO4{2-} + 4 H{+}
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO2 + K2Cr2O7 + H2SO4 = HNO3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 HNO2 + K2Cr2O7 + 4 H2SO4 = 3 HNO3 + K2SO4 + Cr2(SO4)3 + 4 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
AgL + Fe2(CO3)3 = FeL3 + Ag2CO3 =>
6 AgL + Fe2(CO3)3 = 2 FeL3 + 3 Ag2CO3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
Ba(NO3)2 + H2S = BaS + HNO3 =>
Ba(NO3)2 + H2S = BaS + 2 HNO3
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
Mg + H2CO3 = Mg(CO3)2 + H2 =>
Mg + 2 H2CO3 = Mg(CO3)2 + 2 H2
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
LiAlH4 = LiH + Al + H2 =>
2 LiAlH4 = 2 LiH + 2 Al + 3 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
AgL + Fe2(CO3)3 = FeL3 + Ag2CO3 =>
6 AgL + Fe2(CO3)3 = 2 FeL3 + 3 Ag2CO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2SO4 + NaCl = NH4Cl + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 NH4Cl + Na2SO4
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
Zn + F2 = ZnF2 =>
Zn + F2 = ZnF2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cl2 + CaI2 = CaCl2 + I2 =>
Cl2 + CaI2 = CaCl2 + I2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Br2 + KL = KBr + L2 =>
Br2 + 2 KL = 2 KBr + L2
C15H31COOH + O2 = CO2 + H2O =>
C15H31COOH + 23 O2 = 16 CO2 + 16 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Br2 + KL = KBr + L2 =>
Br2 + 2 KL = 2 KBr + L2
NH3(g) + NO(g) = N2(g) + H2O(l) =>
4 NH3(g) + 6 NO(g) = 5 N2(g) + 6 H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Zn + Br2 = ZnBr2 =>
Zn + Br2 = ZnBr2
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
BiCl3 + NaOH = Bi(OH)3 + NaCl =>
BiCl3 + 3 NaOH = Bi(OH)3 + 3 NaCl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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