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3 Cu(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Cu
Cu(OH)4 = CuO2 + H2O =>
Cu(OH)4 = CuO2 + 2 H2O
HClMgOH2 = MgHClH2O =>
HClMgOH2 = MgHClH2O
Pb(NO3)2 + KBr = PbBr2 + K(NO3) =>
Pb(NO3)2 + 2 KBr = PbBr2 + 2 K(NO3)
(NH4)2(SO4) + Ca(OH)2 = Ca(SO4) + NH3 + H2O =>
(NH4)2(SO4) + Ca(OH)2 = Ca(SO4) + 2 NH3 + 2 H2O
Cu + ZnO = Cu2O + Zn =>
2 Cu + ZnO = Cu2O + Zn
[Cu(NH3)4(H2O)2] + H2SO4 = CuSO4 + (NH4)2SO4 + H3O =>
[Cu(NH3)4(H2O)2] + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O
FeCl3 + Al2SO4 = Fe2(SO4)3 + AlCl =>
2 FeCl3 + 3 Al2SO4 = Fe2(SO4)3 + 6 AlCl
CHO + O2 = CO2 + H2O =>
4 CHO + 3 O2 = 4 CO2 + 2 H2O
Cu + FeCl3 = CuCl2 + FeCl2 =>
Cu + 2 FeCl3 = CuCl2 + 2 FeCl2
LiCl(s) + H2SO4(l) = HCl(g) + Li2SO4(aq) =>
2 LiCl(s) + H2SO4(l) = 2 HCl(g) + Li2SO4(aq)
Cu(OH)4 = CuO2 + H2O =>
Cu(OH)4 = CuO2 + 2 H2O
Mn + FeCl3 = Mn2Cl3 + Fe =>
2 Mn + FeCl3 = Mn2Cl3 + Fe
NaOH + CH3COOC2H5 = CH3CH2OH + NaC2H3O2 =>
NaOH + CH3COOC2H5 = CH3CH2OH + NaC2H3O2
KMnO4 + Mn(NO3)2 = MnO2 + KNO3 + O2 =>
2 KMnO4 + Mn(NO3)2 = 3 MnO2 + 2 KNO3 + O2
NaC2H3O2(s) + HNO3(aq) = NaNO3 + C2H4O2 =>
NaC2H3O2(s) + HNO3(aq) = NaNO3 + C2H4O2
OH{-}(aq) + CH3COOH(aq) = CH3COO{-}(aq) + H2O(l) =>
OH{-}(aq) + CH3COOH(aq) = CH3COO{-}(aq) + H2O(l)
H2CO3 + Na2SO4 = H2(SO4) + Na2CO3 =>
H2CO3 + Na2SO4 = H2(SO4) + Na2CO3
HI + Fe{3+} = I + Fe{2+} + H{+} =>
HI + Fe{3+} = I + Fe{2+} + H{+}
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4 =>
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4
(Pb(No3)2) + KI = KNo3 + PbI2 =>
(Pb(No3)2) + 2 KI = 2 KNo3 + PbI2
Na2S + KNO3 = Na2NO3 + KS =>
Na2S + KNO3 = Na2NO3 + KS
C7H8O + O2 = CC2 + H2O =>
6 C7H8O + 9 O2 = 14 CC2 + 24 H2O
Al2(Cr2O7)3 + H2O = Al(OH)3 + H2Cr2O7 =>
Al2(Cr2O7)3 + 6 H2O = 2 Al(OH)3 + 3 H2Cr2O7
LiOH + S = Li2S + Li2SO4 + H2O =>
8 LiOH + 4 S = 3 Li2S + Li2SO4 + 4 H2O
Ag + Cu + HNO3 = AgNO3 + HCu =>
Ag + Cu + HNO3 = AgNO3 + HCu
Cu + FeCl3 = CuCl + Fe =>
3 Cu + FeCl3 = 3 CuCl + Fe
CH4 + HN3 = HCN + H2 =>
3 CH4 + HN3 = 3 HCN + 5 H2
CuSO4H2O + NaOH = Cu(OH)2 + Na2SO4 + H2O =>
CuSO4H2O + 2 NaOH = Cu(OH)2 + Na2SO4 + H2O
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
FeS + HNO3 = Fe(NO3)3 + NO + SO2 + H2O =>
3 FeS + 16 HNO3 = 3 Fe(NO3)3 + 7 NO + 3 SO2 + 8 H2O
HI + Fe{3+} = I + Fe{2+} + H{+} =>
HI + Fe{3+} = I + Fe{2+} + H{+}
CaCl2 + K = Ca + KCl =>
CaCl2 + 2 K = Ca + 2 KCl
Ni(NO3)2 + NH3 = Ni(OH)2 + HNO =>
Ni(NO3)2 + 2 NH3 = Ni(OH)2 + 4 HNO
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O2 =>
4 KMnO4 + 6 H2SO4 = 6 H2O + 2 K2SO4 + 4 MnSO4 + 5 O2
S2O3{2-} + Cl2 + H2O = H2SO4 + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 H2O = 2 H2SO4 + 8 Cl{-} + 6 H{+}
S8F6 = S8(s) + F2(g) =>
S8F6 = S8(s) + 3 F2(g)
Na2[Zn(OH)4] + H2S = NaHS + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + 2 H2S = 2 NaHS + Zn(OH)2 + 2 H2O
FeCl3 + Cu = CuCl2 + Fe =>
2 FeCl3 + 3 Cu = 3 CuCl2 + 2 Fe
Na2SO4 + Sr(OH)2 = NaOH + SrSO4 =>
Na2SO4 + Sr(OH)2 = 2 NaOH + SrSO4
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2(g)
Ni(NO3)2 + NH3 = Ni(NH3)6 + NO3 =>
Ni(NO3)2 + 6 NH3 = Ni(NH3)6 + 2 NO3
CO2 + HCOOH = HOOCCOOH =>
CO2 + HCOOH = HOOCCOOH
HCl + (NH4)2CO3 = NH4Cl + H2O + CO2 =>
2 HCl + (NH4)2CO3 = 2 NH4Cl + H2O + CO2
Na2O2CO = Na2CO3 =>
Na2O2CO = Na2CO3
NH + H2SO4 = (NH4) + SO4 =>
2 NH + 3 H2SO4 = 2(NH4) + 3 SO4
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Cl2 + SO2 + H2O = SO4{2-} + Cl{-} + H{+} =>
Cl2 + SO2 + 2 H2O = SO4{2-} + 2 Cl{-} + 4 H{+}
H2CO3 + Na2CO3 = NaHCO3 =>
H2CO3 + Na2CO3 = 2 NaHCO3
C2H5OH + Cr2O72{-} + H{+} = CH3COOH + Cr3{+} + H2O =>
427 C2H5OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3COOH + 8 Cr3{+} + 437 H2O
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