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K2SO3 + H2O = K2O + H2SO3
CH3COOH + KCl = CH3CO2K + HCl =>
CH3COOH + KCl = CH3CO2K + HCl
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
Cu + NaOH + H2O = Na[Cu(OH)4] + H2 =>
2 Cu + 2 NaOH + 6 H2O = 2 Na[Cu(OH)4] + 3 H2
Fe(s) + Cu(No3)2(aq) = Fe(No3)2(aq) + Cu(s) =>
Fe(s) + Cu(No3)2(aq) = Fe(No3)2(aq) + Cu(s)
(NH4)2SO4 = NH3 + H2O + SO3 =>
(NH4)2SO4 = 2 NH3 + H2O + SO3
Pt + HCl = PtHCl =>
Pt + HCl = PtHCl
As2S3 + NO3{-} + H2O = AsO4{3-} + SO4{2-} + H{+} + NO =>
3 As2S3 + 28 NO3{-} + 4 H2O = 6 AsO4{3-} + 9 SO4{2-} + 8 H{+} + 28 NO
Zn + SnNO3{2+} = Zn(NO3)2 + Sn{2+} =>
Zn + 2 SnNO3{2+} = Zn(NO3)2 + 2 Sn{2+}
Fe + Fe(NO3)3 = Fe(NO3)2 =>
Fe + 2 Fe(NO3)3 = 3 Fe(NO3)2
Na2CO3 + HNO3 = NaNO3(aq) + CO2(g) + H2O(l) =>
Na2CO3 + 2 HNO3 = 2 NaNO3(aq) + CO2(g) + H2O(l)
Fe(OH)2 + O2 = Fe(OH)3 + Fe2O3 =>
12 Fe(OH)2 + 3 O2 = 8 Fe(OH)3 + 2 Fe2O3
Fe3O4 + NaFeO4 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O =>
8 Fe3O4 + 2 NaFeO4 + 40 H2SO4 = 13 Fe2(SO4)3 + Na2SO4 + 40 H2O
CuCO3 + HCl = CuCl2 + H2O + CO2 =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
B + I2 = BI3 =>
2 B + 3 I2 = 2 BI3
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Co(OH)2 + NH4Cl + NH4OH = [Co(NH3)4]Cl2 + H2O =>
Co(OH)2 + 2 NH4Cl + 2 NH4OH = [Co(NH3)4]Cl2 + 4 H2O
CuS2 + O2 + H2O = CuSO4 + H2SO4 =>
2 CuS2 + 7 O2 + 2 H2O = 2 CuSO4 + 2 H2SO4
PB + KI = PBI2 + K =>
PB + 2 KI = PBI2 + 2 K
Pb(s) + H2O(l) = PbOH(aq) + H2(g) =>
2 Pb(s) + 2 H2O(l) = 2 PbOH(aq) + H2(g)
Br2 + CCl4 = BrCl + C =>
2 Br2 + CCl4 = 4 BrCl + C
Fe + KNO3 = K + Fe(NO3)3 =>
Fe + 3 KNO3 = 3 K + Fe(NO3)3
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Mg + NH4Cl = MgCl2 + NH3 + H2 =>
Mg + 2 NH4Cl = MgCl2 + 2 NH3 + H2
NaCl = Cl + Na =>
NaCl = Cl + Na
C7H6O2 + NaOH = C6H5COONa + H2O =>
C7H6O2 + NaOH = C6H5COONa + H2O
CH3CH = CHCH3 =>
CH3CH = CHCH3
Na2S2O3 + AgNO3 = Ag2S + NaNO3 + SO3 =>
Na2S2O3 + 2 AgNO3 = Ag2S + 2 NaNO3 + SO3
ZnCl2NiOH2O = NiCl2Zn(OH)2 =>
ZnCl2NiOH2O = NiCl2Zn(OH)2
NaHCO3(s) + CH3COOH(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g)
H2CrO4 + H2O2 = H2CrO7 + H2O =>
H2CrO4 + 3 H2O2 = H2CrO7 + 3 H2O
Mn + N2 = Mn3N7 =>
6 Mn + 7 N2 = 2 Mn3N7
Fe + HClO4 = Fe(ClO4) + H2 =>
2 Fe + 2 HClO4 = 2 Fe(ClO4) + H2
I + HNO3 = HIO3 + NO2 + H2 =>
I + 3 HNO3 = HIO3 + 3 NO2 + H2
KNO2 + O2 = KNO3 =>
2 KNO2 + O2 = 2 KNO3
C7H15OS2 + O2 = CO2 + H2O + SO2 =>
4 C7H15OS2 + 49 O2 = 28 CO2 + 30 H2O + 8 SO2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
(CoSO4)(x)7H2O = (CoSO4) + H2O =>
(CoSO4)(x)7H2O = 7(CoSO4) + H2O
NH3 + ZnSO4 = Zn(NH3)2 + SO4 =>
2 NH3 + ZnSO4 = Zn(NH3)2 + SO4
KSCN + ZnCl2 = KCl + Zn(SCN)2 =>
2 KSCN + ZnCl2 = 2 KCl + Zn(SCN)2
Cu(NO3)2(aq) + Na(OH)(aq) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 Na(OH)(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
NaBr + K3PO4 = KBr + Na3PO4 =>
3 NaBr + K3PO4 = 3 KBr + Na3PO4
AgF = Ag + F =>
AgF = Ag + F
FeS2 + HCl = FeCl2 + H2S + S =>
FeS2 + 2 HCl = FeCl2 + H2S + S
CuCl2*2H2O + NaOH = Cu(OH)2 + H2O + Na + Cl =>
CuCl2*2H2O + 2 NaOH = Cu(OH)2 + 2 H2O + 2 Na + 2 Cl
CuCO3 + H2SO4 = CuSO4 + H2CO3 =>
CuCO3 + H2SO4 = CuSO4 + H2CO3
KNO3 + Mg = MgO + K + N2 =>
2 KNO3 + 6 Mg = 6 MgO + 2 K + N2
AgBr + O2 = AgO + Br =>
2 AgBr + O2 = 2 AgO + 2 Br
CuO + H2 = Cu(H2)2 + O2 =>
2 CuO + 4 H2 = 2 Cu(H2)2 + O2
Cl2 + Na2S = NaCl + S =>
Cl2 + Na2S = 2 NaCl + S
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