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4 K + O2 = 2 K2O
NH4BF4 + KCl = KBF4 + NH4{+} + Cl{-} =>
NH4BF4 + KCl = KBF4 + NH4{+} + Cl{-}
Zn(SO4) = Zn{2+} + SO4{2-} =>
Zn(SO4) = Zn{2+} + SO4{2-}
Fe(No2)3 + NaOH = Fe(OH)2 + NaNo3 =>
Fe(No2)3 + 2 NaOH = Fe(OH)2 + 2 NaNo3
Cu{2+} + SO4{2-} + Fe = FeSO4 + Cu =>
Cu{2+} + SO4{2-} + Fe = FeSO4 + Cu
Co(OH)OH = Co(OH)2 =>
Co(OH)OH = Co(OH)2
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
ClO{-} + Br2 + OH{-} = Cl{-} + BrO3{-} + H2O =>
5 ClO{-} + Br2 + 2 OH{-} = 5 Cl{-} + 2 BrO3{-} + H2O
Fe(NO3)3 + Ca(OH)2 = Ca(NO3)2 + Fe(OH)3 =>
2 Fe(NO3)3 + 3 Ca(OH)2 = 3 Ca(NO3)2 + 2 Fe(OH)3
ZnCl2 + HNO3 = Zn(NO3)2 + H + Cl =>
ZnCl2 + 2 HNO3 = Zn(NO3)2 + 2 H + 2 Cl
Na2SO3 + Ba(NO3)2 = Na2(NO3)2 + Ba2(SO3)2 =>
2 Na2SO3 + 2 Ba(NO3)2 = 2 Na2(NO3)2 + Ba2(SO3)2
Cu(OH)2 + Ba = Cu + Ba(OH)2 =>
Cu(OH)2 + Ba = Cu + Ba(OH)2
Zr(OH)4 + HCl = ZrCl4 + H2O =>
Zr(OH)4 + 4 HCl = ZrCl4 + 4 H2O
NH3*H2O + AlCl3 = NH4Cl + Al(OH)3 =>
3 NH3*H2O + AlCl3 = 3 NH4Cl + Al(OH)3
Na2SO4 + H2O = Na2O + H2SO4 =>
Na2SO4 + H2O = Na2O + H2SO4
Zn + FeCl3 + H2O = ZnCl2 + Fe(OH)3 + H2 =>
3 Zn + 2 FeCl3 + 6 H2O = 3 ZnCl2 + 2 Fe(OH)3 + 3 H2
CuS + Cl2 = CuCl + S =>
2 CuS + Cl2 = 2 CuCl + 2 S
K2SO4(aq) + Co(NO3)2(aq) = CoSO4(s) + KNO3(aq) =>
K2SO4(aq) + Co(NO3)2(aq) = CoSO4(s) + 2 KNO3(aq)
HCl(aq) + BaCO3(s) = BaCl2(aq) + H2CO3(s) =>
2 HCl(aq) + BaCO3(s) = BaCl2(aq) + H2CO3(s)
Ba2 + H2O = Ba(OH)2 + H2 = =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
AgNO3 + H2O = Ag + O2 + HNO3 =>
4 AgNO3 + 2 H2O = 4 Ag + O2 + 4 HNO3
CO(OH)2 = CO2H2O =>
CO(OH)2 = CO2H2O
Mg2{+} + O2{-} = MgO =>
Mg2{+} + O2{-} = 2 MgO
FeCl3 + NaOH = Fe2O3 + NaCl + HCl =>
2 FeCl3 + 3 NaOH = Fe2O3 + 3 NaCl + 3 HCl
MgCl2(ac) + H2SO4(l) = MgSO4(s) + HCl(ac) =>
MgCl2(ac) + H2SO4(l) = MgSO4(s) + 2 HCl(ac)
MgS(s) + H2O(l) = Mg(OH)2(s) + H2S =>
MgS(s) + 2 H2O(l) = Mg(OH)2(s) + H2S
PbSe + Al(IO2)3 = Pb(IO2)2 + Al2Se3 =>
3 PbSe + 2 Al(IO2)3 = 3 Pb(IO2)2 + Al2Se3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
SO2(g) + Na2CO3(aq) + H2O = NaHSO3 + CO2 =>
2 SO2(g) + Na2CO3(aq) + H2O = 2 NaHSO3 + CO2
FeSO4 + NH4NCS = Fe(NCS)2 + (NH4)2SO4 =>
FeSO4 + 2 NH4NCS = Fe(NCS)2 + (NH4)2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
C3H6SO + H2O = C3H6O + H2SO4 + H2S =>
4 C3H6SO + 4 H2O = 4 C3H6O + H2SO4 + 3 H2S
FeCl3 + NaOH = Fe2O3 + NaCl + HCl =>
2 FeCl3 + 3 NaOH = Fe2O3 + 3 NaCl + 3 HCl
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Al(OH)3(s) = Al2O3(s) + H2O(l) =>
2 Al(OH)3(s) = Al2O3(s) + 3 H2O(l)
H2SiO3 + Ba(OH)2 = BaSiO3 + H2O =>
H2SiO3 + Ba(OH)2 = BaSiO3 + 2 H2O
Na2CO3 + SrCrO4 = SrCO3 + Na2CrO4 =>
Na2CO3 + SrCrO4 = SrCO3 + Na2CrO4
PbS + KOH = Pb(OH)2 + K2S =>
PbS + 2 KOH = Pb(OH)2 + K2S
HP = H + P =>
HP = H + P
C3H5(OH)3 + K = C3H5O3K3 + H2 =>
2 C3H5(OH)3 + 6 K = 2 C3H5O3K3 + 3 H2
H2 + Cu2O = Cu + H2O =>
H2 + Cu2O = 2 Cu + H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
C2O2 = CCO2 =>
C2O2 = CCO2
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
C2 + Ca(OH)2 = CaC2(OH)2 =>
C2 + Ca(OH)2 = CaC2(OH)2
Na + SO2 = NaS + O2 =>
Na + SO2 = NaS + O2
Fe + CuCl = FeCl3 + Cu =>
Fe + 3 CuCl = FeCl3 + 3 Cu
ZnSO = ZnO + S =>
ZnSO = ZnO + S
(CuOH)2SO4 + H2O = Cu(OH)2 + H2SO4 =>
(CuOH)2SO4 + 2 H2O = 2 Cu(OH)2 + H2SO4
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