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P4 + 5 O2 = 2 P2O5
P4O10(s) + H2O(l) = H3PO4(s) =>
P4O10(s) + 6 H2O(l) = 4 H3PO4(s)
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3 =>
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3
Na2S(aq) + HNO3(aq) = NaNO3(s) + H2S(g) =>
Na2S(aq) + 2 HNO3(aq) = 2 NaNO3(s) + H2S(g)
Pb(NO3)4 = Pb3O2 + NO2 + O2 =>
3 Pb(NO3)4 = Pb3O2 + 12 NO2 + 5 O2
NH4Cl + NaNO2(aq) = NaCl + N2 + H2O =>
NH4Cl + NaNO2(aq) = NaCl + N2 + 2 H2O
PbNO3 + KI = PbKI + NO3 =>
PbNO3 + KI = PbKI + NO3
Al2S3(s) + H2O = Al(OH)3(aq) + H2S(g) =>
Al2S3(s) + 6 H2O = 2 Al(OH)3(aq) + 3 H2S(g)
Na2S + AgNO2 = Ag(S) + Na2(NO2) =>
Na2S + AgNO2 = Ag(S) + Na2(NO2)
H2 + Au2S3 = H2S + Au =>
3 H2 + Au2S3 = 3 H2S + 2 Au
KI + Cl*2 = KCl + I*2 =>
KI + Cl*2 = KCl + I*2
HI + Fe(OH)3 = HOH + FeI3 =>
3 HI + Fe(OH)3 = 3 HOH + FeI3
NaCl + (NH4)2SO4 = Na2SO4 + HCl + H2 + N2 =>
2 NaCl + (NH4)2SO4 = Na2SO4 + 2 HCl + 3 H2 + N2
NaOH + Mg = Mg(OH)2 + Na2 =>
2 NaOH + Mg = Mg(OH)2 + Na2
Na2CO3(aq) + AgCH3COO(aq) = Ag2CO3 + NaCH3COO(aq) =>
Na2CO3(aq) + 2 AgCH3COO(aq) = Ag2CO3 + 2 NaCH3COO(aq)
*Cl2 + KOH = *KCl + *KClO3 + H2O =>
3*Cl2 + 6 KOH = 5*KCl + *KClO3 + 3 H2O
MgO3 + CH3COOH = (CH3COO)2Mg + CO2 + H2O =>
2 MgO3 + 5 CH3COOH = 2(CH3COO)2Mg + 2 CO2 + 4 H2O
Ag2O + C2 = Ag + CO2 =>
4 Ag2O + C2 = 8 Ag + 2 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaCl2 + K2CrO4 = K2Cl2 + NaCrO4 =>
NaCl2 + K2CrO4 = K2Cl2 + NaCrO4
C2H4 + Br2 + CCl4 = C2H4Br2CCl4 =>
C2H4 + Br2 + CCl4 = C2H4Br2CCl4
Fe + N2 + O2 = Fe(NO3)3 =>
2 Fe + 3 N2 + 9 O2 = 2 Fe(NO3)3
C6H6CHOHCOCH3 + CH3NH*HCl + H2 = C6H6CHOHCHCH3NHCH3*HCl + H2O =>
2 C6H6CHOHCOCH3 + 2 CH3NH*HCl + 3 H2 = 2 C6H6CHOHCHCH3NHCH3*HCl + 2 H2O
LiI + AgNO3 = AgI + LiNO3 =>
LiI + AgNO3 = AgI + LiNO3
Fe{3+}(aq) + SCN{-}(aq) + Na2HPO4(s) = Fe2(HPO4)3 + NaSCN =>
2 Fe{3+}(aq) + 6 SCN{-}(aq) + 3 Na2HPO4(s) = Fe2(HPO4)3 + 6 NaSCN
Na2CO3 + CrBr3 + H2O = NaBr + Cr(OH)3 + CO2 =>
3 Na2CO3 + 2 CrBr3 + 3 H2O = 6 NaBr + 2 Cr(OH)3 + 3 CO2
ZnCl2 + K2Co3 = ZnCo3 + KCl =>
ZnCl2 + K2Co3 = ZnCo3 + 2 KCl
K2O + H2SiO3 = K2H2SiO4 =>
K2O + H2SiO3 = K2H2SiO4
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
Cl2O5(g) = Cl(g) + O2(g) =>
2 Cl2O5(g) = 4 Cl(g) + 5 O2(g)
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
MoO3 + SiO2 + Al = MoSi2 + Al2O3 =>
3 MoO3 + 6 SiO2 + 14 Al = 3 MoSi2 + 7 Al2O3
CH3OH + O2 = CHO + H2O =>
4 CH3OH + 3 O2 = 4 CHO + 6 H2O
I2 + KI = KI3 =>
I2 + KI = KI3
CH3CH2CH(OH)CH3 + SOCl2 = CH3CH(Cl)CH2CH3 + SO2 + HCl =>
CH3CH2CH(OH)CH3 + SOCl2 = CH3CH(Cl)CH2CH3 + SO2 + HCl
Hg{2+} + SnCl2 = Hg2Cl2 + Sn{4+} =>
2 Hg{2+} + SnCl2 = Hg2Cl2 + Sn{4+}
SO3 + Zn + HCl = ZnCl2 + H2S + H2O =>
SO3 + 4 Zn + 8 HCl = 4 ZnCl2 + H2S + 3 H2O
Zn(OH)2 + H3PO4 = Zn(HPO4) + H2O =>
Zn(OH)2 + H3PO4 = Zn(HPO4) + 2 H2O
Ca(OH)2 + NaOH = Na2[Ca(OH)4] =>
Ca(OH)2 + 2 NaOH = Na2[Ca(OH)4]
NiSO4 + C4H6(NOH)2 = NiC4H4(NOH)2 + H2SO4 =>
NiSO4 + C4H6(NOH)2 = NiC4H4(NOH)2 + H2SO4
Ag(s) + Pb(NO3)(aq) = AgNO3(aq) + Pb(s) =>
Ag(s) + Pb(NO3)(aq) = AgNO3(aq) + Pb(s)
NaClO(aq) + Pb(s) = PbClO(aq) + Na =>
NaClO(aq) + Pb(s) = PbClO(aq) + Na
BaSO4 + KOH = K2SO4 + Ba(OH)2 =>
BaSO4 + 2 KOH = K2SO4 + Ba(OH)2
AgI + Na2S2O3 = AgS2O3 + Na2I =>
AgI + Na2S2O3 = AgS2O3 + Na2I
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + H2O =>
K2Cr2O7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + 7 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
NH3 + Al2O3 = AlN + H2O =>
2 NH3 + Al2O3 = 2 AlN + 3 H2O
Bi2O5 + P2O3 = Bi3(PO3)5 =>
3 Bi2O5 + 5 P2O3 = 2 Bi3(PO3)5
C + Cr2O3 = Cr + CO =>
3 C + Cr2O3 = 2 Cr + 3 CO
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