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Ca + 2 LiCl = CaCl2 + 2 Li
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
CaCO3(s) + HNO3(aq) = HCO3 + CaNO3 =>
CaCO3(s) + HNO3(aq) = HCO3 + CaNO3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
Pb(s) + Ag(NO3)(aq) = Pb(NO3)(aq) + Ag(s) =>
Pb(s) + Ag(NO3)(aq) = Pb(NO3)(aq) + Ag(s)
KO2 + CO2 = K2CO3 + O2(g) =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2(g)
Na2SO4H2O = Na2SO4 + H2O =>
Na2SO4H2O = Na2SO4 + H2O
NaI + Ca(NO3)2 = Na(NO3)2 + ICa =>
NaI + Ca(NO3)2 = Na(NO3)2 + ICa
KMnO4 + MnSO4 + H2O = MnO2 + H2SO4 + K2SO4 =>
2 KMnO4 + 3 MnSO4 + 2 H2O = 5 MnO2 + 2 H2SO4 + K2SO4
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
NaOH + Al + H2O = NaAlO2 + H2 =>
2 NaOH + 2 Al + 2 H2O = 2 NaAlO2 + 3 H2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
MnO4{-} + H2O + C2O4{-2} = MnO2 + CO3{-2} + H{+} =>
2 MnO4{-} + 2 H2O + 3 C2O4{-2} = 2 MnO2 + 6 CO3{-2} + 4 H{+}
S4 = S5 =>
5 S4 = 4 S5
Cu(NH3)4 + HCl + H2O = NH4Cl + Cu(H2O)6 =>
Cu(NH3)4 + 4 HCl + 6 H2O = 4 NH4Cl + Cu(H2O)6
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
O2 + Cu + C2H4O2 = Cu(C2H3O2)2 + H2O =>
O2 + 2 Cu + 4 C2H4O2 = 2 Cu(C2H3O2)2 + 2 H2O
PbCl2 + KI = KCl + PbI2 =>
PbCl2 + 2 KI = 2 KCl + PbI2
CuNO32Fe = FeNO32Cu =>
CuNO32Fe = FeNO32Cu
C3H8O2S + O2 = CO2 + H2O + SO2 =>
C3H8O2S + 5 O2 = 3 CO2 + 4 H2O + SO2
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
HCl(aq) + Zn(s) = HClZn =>
HCl(aq) + Zn(s) = HClZn
MgO + HF = MgF2 + H2O =>
MgO + 2 HF = MgF2 + H2O
Pb + H2SO4 = Pb(SO4)2 + H =>
Pb + 2 H2SO4 = Pb(SO4)2 + 4 H
Zn + AlP = Zn3P2 + Al =>
3 Zn + 2 AlP = Zn3P2 + 2 Al
CH3MgBr + C2H2 = CH4 + C2HMgBr =>
CH3MgBr + C2H2 = CH4 + C2HMgBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Al(OH)3 + H2S = Al2S3 + H2O =>
2 Al(OH)3 + 3 H2S = Al2S3 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
K2(PtCl4) = K2 + PtCl4 =>
K2(PtCl4) = K2 + PtCl4
Na3(Cr(OH)6) + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3(Cr(OH)6) + 3 H2O2 = 2 Na2CrO4 + 2 NaOH + 8 H2O
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BF3 + NH3 = BF3NH3 =>
BF3 + NH3 = BF3NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
HgBO2 + CO = HgBCO + O2 =>
HgBO2 + CO = HgBCO + O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HNO3 + Fe(OH)3 = HOH + Fe(NO3)3 =>
3 HNO3 + Fe(OH)3 = 3 HOH + Fe(NO3)3
Na3P + HCl = H3P + NaCl =>
Na3P + 3 HCl = H3P + 3 NaCl
MgS + H2 = H2S + Mg =>
MgS + H2 = H2S + Mg
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