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Fe + 2 HCl = FeCl2 + H2
KBr + BaI2 = KI + BaBr2 =>
2 KBr + BaI2 = 2 KI + BaBr2
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CdCO3 = CdO + CO2 =>
CdCO3 = CdO + CO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CaO(s) + CO2(g) = CaCO3(s) =>
CaO(s) + CO2(g) = CaCO3(s)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
CaO(s) + CO2(g) = CaCO3(s) =>
CaO(s) + CO2(g) = CaCO3(s)
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CuSO4 + (NH4)2CO3 = CuCO3 + (NH4)2SO4 =>
CuSO4 + (NH4)2CO3 = CuCO3 + (NH4)2SO4
LiF + Br2 = LiBr2 + F =>
LiF + Br2 = LiBr2 + F
CH2CHCH2OH + O2 = CO2 + H2O =>
CH2CHCH2OH + 4 O2 = 3 CO2 + 3 H2O
Li2O(s) = Li(s) + O2(g) =>
2 Li2O(s) = 4 Li(s) + O2(g)
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
PbCO3 + HNO3 = Pb(NO3)2 + H2O + CO2 =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + H2O + CO2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
PbCO3 + HNO3 = Pb(NO3)2 + H2O + CO2 =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + H2O + CO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
P4 + KCIO3 = P4O10 + KCI =>
3 P4 + 10 KCIO3 = 3 P4O10 + 10 KCI
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
N2 + O2 = NO =>
N2 + O2 = 2 NO
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NiS2(s) + O2(g) = NiO(s) + SO2 =>
2 NiS2(s) + 5 O2(g) = 2 NiO(s) + 4 SO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Ag2CO3 + HCl = AgCl + H2O + CO2 =>
Ag2CO3 + 2 HCl = 2 AgCl + H2O + CO2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Cr2O3 + CO = Cr + CO2 =>
Cr2O3 + 3 CO = 2 Cr + 3 CO2
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Mg + Cu2O = MgO + Cu =>
Mg + Cu2O = MgO + 2 Cu
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