| Équations équilibrées la veille |
3 CrSO4 + 2 Cr(NO3)3 = 3 Cr(NO3)2 + Cr2(SO4)3
Na + CdSO4 = Cd + Na2SO4 =>
2 Na + CdSO4 = Cd + Na2SO4
HC2H3O2 + RbOH = H2O + Rb(C2H3O2) =>
HC2H3O2 + RbOH = H2O + Rb(C2H3O2)
CrI3 + Cl = CrCl3 + I2 =>
2 CrI3 + 6 Cl = 2 CrCl3 + 3 I2
H2S + HNO3 = NO + H2O + S =>
3 H2S + 2 HNO3 = 2 NO + 4 H2O + 3 S
Cu + KOH + H2O = K2[Cu(OH)4] + H2 =>
Cu + 2 KOH + 2 H2O = K2[Cu(OH)4] + H2
Al(s) + Fe2O3(s) = Fe3(s) + Al2O3 =>
6 Al(s) + 3 Fe2O3(s) = 2 Fe3(s) + 3 Al2O3
C3H6 + KMnO4 + H2SO4 = C3H6O + K2SO4 + MnSO4 + H2O =>
5 C3H6 + 2 KMnO4 + 3 H2SO4 = 5 C3H6O + K2SO4 + 2 MnSO4 + 3 H2O
Al2(SO4)3*12H2O = Al2(SO4)3 + H2O =>
Al2(SO4)3*12H2O = Al2(SO4)3 + 12 H2O
SnCl4 + KOH = Sn(OH)4 + KCl =>
SnCl4 + 4 KOH = Sn(OH)4 + 4 KCl
CH3COOH + H2SO4 = H2S + H2O + CO2 =>
CH3COOH + H2SO4 = H2S + 2 H2O + 2 CO2
MnO4{-} + NO2 + OH{-} = NO3{-} + MnO4{-2} + H2O =>
MnO4{-} + NO2 + 2 OH{-} = NO3{-} + MnO4{-2} + H2O
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONHC(CH3)3 + (CH3)3CNH3Cl + HCCl3 =>
(CH3CH2O)2POH + 2(CH3)3CNH2 + CCl4 = (CH3CH2O)2PONHC(CH3)3 + (CH3)3CNH3Cl + HCCl3
Zn(C2H3O2)2 + NaPO4 = NaC2H3O2 + Zn(PO4)2 =>
Zn(C2H3O2)2 + 2 NaPO4 = 2 NaC2H3O2 + Zn(PO4)2
C18H22O2 + NaBH4 = C18H24O2 + NaBH3 =>
C18H22O2 + 2 NaBH4 = C18H24O2 + 2 NaBH3
C2H4O + C4H9OH = C4H9OC2H4OH =>
C2H4O + C4H9OH = C4H9OC2H4OH
Fe(ClO3)3 + KOH = Fe(OH)3 + K(ClO3) =>
Fe(ClO3)3 + 3 KOH = Fe(OH)3 + 3 K(ClO3)
Fe(NO3)3 + Sn(s) = Fe(s) + Sn(NO3)2 =>
2 Fe(NO3)3 + 3 Sn(s) = 2 Fe(s) + 3 Sn(NO3)2
Sn2{+} + Na = Sn + Na{+} =>
Sn2{+} + Na = 2 Sn + Na{+}
C4H10 + CO2 = CO + H2 =>
C4H10 + 4 CO2 = 8 CO + 5 H2
LiOHFe(NO3)3 = Fe(OH)Li(NO3)3 =>
LiOHFe(NO3)3 = Fe(OH)Li(NO3)3
In + CuCl2 = InCl3 + Cu =>
2 In + 3 CuCl2 = 2 InCl3 + 3 Cu
K2CrO4 + KCl + KBr + H2O = CrCl3 + Br2 + KOH =>
2 K2CrO4 + 6 KCl + 6 KBr + 8 H2O = 2 CrCl3 + 3 Br2 + 16 KOH
CrSe3 + HNO3 + PbO2 = H2Cr2O7 + H2SeO4 + Pb(NO3)2 + H2O =>
2 CrSe3 + 48 HNO3 + 24 PbO2 = H2Cr2O7 + 6 H2SeO4 + 24 Pb(NO3)2 + 17 H2O
Hg2Cl2 + NaOH = Hg2O + NaCl + H2O =>
Hg2Cl2 + 2 NaOH = Hg2O + 2 NaCl + H2O
KMnO4 + KCl + H2SeO4 = MnSeO4 + K2SeO4 + Cl + H2O =>
KMnO4 + 5 KCl + 4 H2SeO4 = MnSeO4 + 3 K2SeO4 + 5 Cl + 4 H2O
PbO + NaCl = PbCl2 + Na2O =>
PbO + 2 NaCl = PbCl2 + Na2O
NaMnO4 + NaY + H2SO4 = Na2SO4 + MnSO4 + Y + H2O =>
NaMnO4 + 5 NaY + 4 H2SO4 = 3 Na2SO4 + MnSO4 + 5 Y + 4 H2O
Fe + HNO3 = Fe2(NO3)3 + NO + H2O =>
2 Fe + 4 HNO3 = Fe2(NO3)3 + NO + 2 H2O
IrCl3 + NaOH = Ir2O3 + HCl + NaCl =>
2 IrCl3 + 3 NaOH = Ir2O3 + 3 HCl + 3 NaCl
PbS2(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS2(s) + 5 O2(g) = 2 PbO(s) + 4 SO2(g)
Mg + HO = MgO + H =>
Mg + HO = MgO + H
Ba(ClO3)2 + Sn3N4 = Sn(ClO3)4 + Ba3N2 =>
6 Ba(ClO3)2 + Sn3N4 = 3 Sn(ClO3)4 + 2 Ba3N2
As2S3 + H2O2 + NaOH = NaAsO4 + NaSO4 + H2O =>
2 As2S3 + 35 H2O2 + 10 NaOH = 4 NaAsO4 + 6 NaSO4 + 40 H2O
Cl2{-} + NO3{-} + H{+} = ClO2{-} + NO + H2O =>
3 Cl2{-} + 7 NO3{-} + 4 H{+} = 6 ClO2{-} + 7 NO + 2 H2O
Al + LiNO3 = Li + Al(NO3) =>
Al + LiNO3 = Li + Al(NO3)
AgCl + HCl = AgCl2 + H =>
AgCl + HCl = AgCl2 + H
SO4 + O2 = SO5 =>
2 SO4 + O2 = 2 SO5
CH3COOH + C2H5ONa = CH3COOC2H5 + NaOH =>
CH3COOH + C2H5ONa = CH3COOC2H5 + NaOH
FeSO4 + HNO3 = Fe(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
3 FeSO4 + 12 HNO3 = Fe(SO4)3 + 2 Fe(NO3)3 + 6 NO2 + 6 H2O
CO3H2 + Ba(OH)2 = BaCO3 + H2O =>
CO3H2 + Ba(OH)2 = BaCO3 + 2 H2O
KOH + Cl2O3 = KClO2 + H2O =>
2 KOH + Cl2O3 = 2 KClO2 + H2O
Ca(NO3)2 + O2 = CaO + NO3 =>
2 Ca(NO3)2 + O2 = 2 CaO + 4 NO3
Na2CO3(aq) + HCl(aq) = NaCl(s) + CO2(g) + H2O(l) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(s) + CO2(g) + H2O(l)
MnSO4 + Na2S2O3 + H2O = MnS2 + NaOH + SO2 =>
MnSO4 + 3 Na2S2O3 + 3 H2O = MnS2 + 6 NaOH + 5 SO2
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
C18H22O2 + NaBH4 = C18H24O2 + NaBH3 =>
C18H22O2 + 2 NaBH4 = C18H24O2 + 2 NaBH3
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(aq) + Cu(s) =>
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(aq) + Cu(s)
KClO3 + KNO2 + H2SO4 = KNO3 + HCl + K2SO4 =>
2 KClO3 + 6 KNO2 + H2SO4 = 6 KNO3 + 2 HCl + K2SO4
CuSO4 + H2O = CuSO4*5H2O =>
CuSO4 + 5 H2O = CuSO4*5H2O
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