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2 KI(aq) + Pb(NO3)2(aq) = PbI2(s) + 2 KNO3(aq)
N2 + H2 = NH =>
N2 + H2 = 2 NH
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
KI(aq) + Pb(NO3)2(aq) = PbI2(s) + KNO3(aq) =>
2 KI(aq) + Pb(NO3)2(aq) = PbI2(s) + 2 KNO3(aq)
C15H35COOH + Ca(OH)2 = (C15H35COO)2Ca + H2O =>
2 C15H35COOH + Ca(OH)2 = (C15H35COO)2Ca + 2 H2O
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
CuSo4 + Fe = FeSo4 + Cu =>
CuSo4 + Fe = FeSo4 + Cu
H3PO4(aq) + KOH(aq) = H2O(l) + K3PO4(aq) =>
H3PO4(aq) + 3 KOH(aq) = 3 H2O(l) + K3PO4(aq)
Na2SO3 + Co(OH)2 + NaOH = Na2S2O3 + NaCoO2 + H2O =>
2 Na2SO3 + 4 Co(OH)2 + 2 NaOH = Na2S2O3 + 4 NaCoO2 + 5 H2O
Al(s) + Cl2(g) = AlCl3 =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Na + Mg3(PO4)2 = Na3PO4 + Mg =>
6 Na + Mg3(PO4)2 = 2 Na3PO4 + 3 Mg
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C4H10 + Cl2 = C4H9 + HCl =>
2 C4H10 + Cl2 = 2 C4H9 + 2 HCl
Ba + P = BaP =>
Ba + P = BaP
C17H33COOH + O2 = CO + H2O =>
2 C17H33COOH + 33 O2 = 36 CO + 34 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4Cl + CaO = CaCl2 + H2O + NH3 =>
2 NH4Cl + CaO = CaCl2 + H2O + 2 NH3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
Na3PO4 + NiSO4 = Na2SO4 + Ni3(PO4)2 =>
2 Na3PO4 + 3 NiSO4 = 3 Na2SO4 + Ni3(PO4)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
HSr2AsO4 + Nb2O5 = Nb(Sr2AsO4)5 + H2O =>
10 HSr2AsO4 + Nb2O5 = 2 Nb(Sr2AsO4)5 + 5 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C8H16COOH + O2 = C + H2O =>
4 C8H16COOH + 13 O2 = 36 C + 34 H2O
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
FeO + Mn = MnO + Fe =>
FeO + Mn = MnO + Fe
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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