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2 HNO2 + 2 HI = 2 NO + I2 + 2 H2O
H3PO3 + HgCl2 + H2O = Hg2Cl2 + H3PO4 + HCl =>
H3PO3 + 2 HgCl2 + H2O = Hg2Cl2 + H3PO4 + 2 HCl
As2S3 + HNO3 = H3AsO4 + S + NO2 + H2O =>
As2S3 + 10 HNO3 = 2 H3AsO4 + 3 S + 10 NO2 + 2 H2O
Zn(CN)2 = Zn + CN =>
Zn(CN)2 = Zn + 2 CN
FeCl3(aq) + Ba(NO3)2(aq) = Fe(NO3)3 + BaCl2 =>
2 FeCl3(aq) + 3 Ba(NO3)2(aq) = 2 Fe(NO3)3 + 3 BaCl2
Zn(NO3)2 + Na2(SO4) = Zn(SO4) + Na(NO3) =>
Zn(NO3)2 + Na2(SO4) = Zn(SO4) + 2 Na(NO3)
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
HI + NH3 = NH4 + I2 =>
2 HI + 2 NH3 = 2 NH4 + I2
Pb(s) + PbO2(s) + H2SO4(aq) = PbSO4(s) + H2O =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O
Ag(NO3)2 + NaOH = AgOH + Na(NO3)2 =>
Ag(NO3)2 + NaOH = AgOH + Na(NO3)2
C2H4 + H2O2 = HOCH2CH2OH =>
C2H4 + H2O2 = HOCH2CH2OH
P2O5 + NH4OH = HOH + (NH4)3PO4 =>
P2O5 + 6 NH4OH = 3 HOH + 2(NH4)3PO4
HOBr + H2O = H3O{+} + BrO{-} =>
HOBr + H2O = H3O{+} + BrO{-}
C8H10N4O2 + O2 = CO + H2O + NO =>
2 C8H10N4O2 + 15 O2 = 16 CO + 10 H2O + 8 NO
Er2O3 + HNO3 = Er(NO3)3 + H2O =>
Er2O3 + 6 HNO3 = 2 Er(NO3)3 + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Al2(SO3)3 + HCl = AlCl3 + H2SO3 =>
Al2(SO3)3 + 6 HCl = 2 AlCl3 + 3 H2SO3
Cl2(g) + NaBr = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr = 2 NaCl(aq) + Br2(l)
Rb(s) + HCl(aq) = RbCl + H2(g) =>
2 Rb(s) + 2 HCl(aq) = 2 RbCl + H2(g)
Co(OH)2 + SO3 = (CoOH)2SO4 + H2O =>
2 Co(OH)2 + SO3 = (CoOH)2SO4 + H2O
AlBr3 + K2SO3 + H2O = Al(OH)3 + KBr + H2SO3 =>
2 AlBr3 + 3 K2SO3 + 6 H2O = 2 Al(OH)3 + 6 KBr + 3 H2SO3
KClO3 + I2 = KIO3 + Cl2 =>
2 KClO3 + I2 = 2 KIO3 + Cl2
Ca + NHO3 = Ca(NO3)2 + N2 + H2O =>
5 Ca + 12 NHO3 = 5 Ca(NO3)2 + N2 + 6 H2O
C5H9NO4 + O2 = CO2 + H2O + N2 =>
4 C5H9NO4 + 21 O2 = 20 CO2 + 18 H2O + 2 N2
Sr(OH)2 + K2CO3 = SrCO3 + KOH =>
Sr(OH)2 + K2CO3 = SrCO3 + 2 KOH
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
CoCl2 + Zn = Co2 + ZnCl =>
2 CoCl2 + 4 Zn = Co2 + 4 ZnCl
KO2 = K2O + O2 =>
4 KO2 = 2 K2O + 3 O2
P4 + CuSO4 + H2O = Cu + H3PO4 + H2SO4 =>
P4 + 10 CuSO4 + 16 H2O = 10 Cu + 4 H3PO4 + 10 H2SO4
CH3CH2OH(l) = CH2CH2(g) + H2O(g) =>
CH3CH2OH(l) = CH2CH2(g) + H2O(g)
Mg(OH)2(s) + H3PO4(aq) = Mg3(PO4)2(s) + H2O(l) =>
3 Mg(OH)2(s) + 2 H3PO4(aq) = Mg3(PO4)2(s) + 6 H2O(l)
ClO3{-} + H2O + I2 = IO3{-} + Cl{-} + H{+} =>
5 ClO3{-} + 3 H2O + 3 I2 = 6 IO3{-} + 5 Cl{-} + 6 H{+}
Si + Cl = SiCl4 =>
Si + 4 Cl = SiCl4
CH3NCO + H2O = C3H8N2O + CO2 =>
2 CH3NCO + H2O = C3H8N2O + CO2
NH + H2O = NOH + H2 =>
NH + H2O = NOH + H2
Fe + Cu2SO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 Cu2SO4 = Fe2(SO4)3 + 6 Cu
HCOOC2H5 + NaOH = C2H5OH + HCOONa =>
HCOOC2H5 + NaOH = C2H5OH + HCOONa
K2S + MgBr2 = K2Br2 + MgS =>
K2S + MgBr2 = K2Br2 + MgS
K + N2 = K3N =>
6 K + N2 = 2 K3N
S3 + O2 = SO2 =>
S3 + 3 O2 = 3 SO2
Mg(NO3)2 + LiOH = Mg(OH)2 + Li(NO3) =>
Mg(NO3)2 + 2 LiOH = Mg(OH)2 + 2 Li(NO3)
C2H3O2 + NaOH = NaC2H3O2 + CO2 + H2O =>
8 C2H3O2 + 7 NaOH = 7 NaC2H3O2 + 2 CO2 + 5 H2O
MgO2H2 + HCl = MgCl2 + H2O =>
MgO2H2 + 2 HCl = MgCl2 + 2 H2O
C12H22O11 + HNO3 = H2C2O4 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 H2C2O4 + 36 NO2 + 23 H2O
ClO + F2 = ClOF2 =>
ClO + F2 = ClOF2
K4[Fe(CN)6] + H2SO4 + H2O2 = K2SO4 + Fe2(SO4)3 + NO + CO2 + H2O =>
2 K4[Fe(CN)6] + 7 H2SO4 + 43 H2O2 = 4 K2SO4 + Fe2(SO4)3 + 12 NO + 12 CO2 + 50 H2O
N2O3 = NO + O2 =>
2 N2O3 = 4 NO + O2
Mg + SrCl2 = MgCl2 + Sr =>
Mg + SrCl2 = MgCl2 + Sr
KSCN = K{+} + SCN{-} =>
KSCN = K{+} + SCN{-}
Al + H2CrO4 = AlCrO4 + H2 =>
Al + H2CrO4 = AlCrO4 + H2
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