| Équations équilibrées la veille |
2 CH3COOC2H3 + 3 KOH = 3 CH3COOK + C2H5OH
SO3(g) + H2O = H2SO4(aq) =>
SO3(g) + H2O = H2SO4(aq)
Ba(NO3)2 + H3(PO4) = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 HNO3
Cr2O7 + H = Cr + H2O =>
Cr2O7 + 14 H = 2 Cr + 7 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaO2(s) + HCl(aq) = H2O2(aq) + CaCl2(aq) =>
CaO2(s) + 2 HCl(aq) = H2O2(aq) + CaCl2(aq)
CoO2 + H2 = Co + H2O =>
CoO2 + 2 H2 = Co + 2 H2O
Cl2(g) + KOH(aq) = KClO3(aq) + KCl(aq) + H2O(l) =>
3 Cl2(g) + 6 KOH(aq) = KClO3(aq) + 5 KCl(aq) + 3 H2O(l)
Al + MgBr2 = AlBr3 + Mg =>
2 Al + 3 MgBr2 = 2 AlBr3 + 3 Mg
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Ag + HNO3 = Ag2NO3 + NO2 + H2O =>
2 Ag + 2 HNO3 = Ag2NO3 + NO2 + H2O
Sn(OH)4 + KOH = K2SnO3 + H2O =>
Sn(OH)4 + 2 KOH = K2SnO3 + 3 H2O
H3PO4 + CaCl = Ca(PO4) + H3Cl =>
H3PO4 + CaCl = Ca(PO4) + H3Cl
BaCl2 + Pb(NO3)2 = BaPb + Cl2(NO3)2 =>
BaCl2 + Pb(NO3)2 = BaPb + Cl2(NO3)2
SbCl5 + KOH = K(Sb(OH)6) + KCl =>
SbCl5 + 6 KOH = K(Sb(OH)6) + 5 KCl
H(OH)2 + Al = Al(OH)3 + H =>
3 H(OH)2 + 2 Al = 2 Al(OH)3 + 3 H
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
Zn + (HNO3) = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10(HNO3) = 4 Zn(NO3)2 + N2O + 5 H2O
Na3HPO4 = Na3 + HPO4 =>
Na3HPO4 = Na3 + HPO4
Cu2S + HNO3 = Cu(NO3)2 + SO2 + NO2 + H2O =>
Cu2S + 12 HNO3 = 2 Cu(NO3)2 + SO2 + 8 NO2 + 6 H2O
FeSO4 + Na2HPO4 = Na2SO4 + FeHPO4 =>
FeSO4 + Na2HPO4 = Na2SO4 + FeHPO4
HCl + NaClO + NaBr = H2O + NaCl + Br2 =>
2 HCl + NaClO + 2 NaBr = H2O + 3 NaCl + Br2
K2CO3 + ZnBr2 = ZnCO3 + KBr =>
K2CO3 + ZnBr2 = ZnCO3 + 2 KBr
(N2H4)(CO) = (NH2)2(CO) =>
(N2H4)(CO) = (NH2)2(CO)
HReO4 + LiOH = LiReO4 + H2O =>
HReO4 + LiOH = LiReO4 + H2O
H2SO4 = H2O + SO2 + O2 =>
2 H2SO4 = 2 H2O + 2 SO2 + O2
C2H6O + K2Cr2O7 + HCl = C2H4O2 + CrCl3 + H2O + KCl =>
3 C2H6O + 2 K2Cr2O7 + 16 HCl = 3 C2H4O2 + 4 CrCl3 + 11 H2O + 4 KCl
NaBr + H{3+}PO{4+} = Na{3+}PO{ =>
+ }+HBr
KOH + HC8H4O4 = K + C8H4O4 + H2O =>
KOH + HC8H4O4 = K + C8H4O4 + H2O
UF4 + HNO3 + H2O = H2UO2(NO3)4 + HF + N2O3 =>
2 UF4 + 10 HNO3 + H2O = 2 H2UO2(NO3)4 + 8 HF + N2O3
XC7H6O3 + XC4H6O3 = XC9H8O4 + XCH2O =>
7 XC7H6O3 + 2 XC4H6O3 = 6 XC9H8O4 + 3 XCH2O
H2C = CH2 =>
H2C = CH2
Fe2 + NaOH = Fe2OH + Na =>
Fe2 + NaOH = Fe2OH + Na
H3PO4 + CaCl = Ca(PO4) + H3Cl =>
H3PO4 + CaCl = Ca(PO4) + H3Cl
(BiO)2CO3 + H3PO4 = CO2 + BiPO4 + H2O =>
(BiO)2CO3 + 2 H3PO4 = CO2 + 2 BiPO4 + 3 H2O
Ca + HNO3 = Ca(NO3)4 + NH4NO3 + H2O =>
2 Ca + 10 HNO3 = 2 Ca(NO3)4 + NH4NO3 + 3 H2O
CaPO4 + BaNO3 = CaNO3 + BaPO4 =>
CaPO4 + BaNO3 = CaNO3 + BaPO4
ClO + As = ClAs + O2 =>
2 ClO + 2 As = 2 ClAs + O2
NO3{-} + H2{+} = H{+} + NO + H2O =>
NO3{-} + 3 H2{+} = 2 H{+} + NO + 2 H2O
Cr(OH)3 + H2O2 = HCrO4 + H2O =>
Cr(OH)3 + 2 H2O2 = HCrO4 + 3 H2O
Ba(NO3)2 + B = BaO + N2 + BO =>
Ba(NO3)2 + 5 B = BaO + N2 + 5 BO
CH3CH2COOH + H2O = CH3CH2COO{-} + H3O{+} =>
CH3CH2COOH + H2O = CH3CH2COO{-} + H3O{+}
Ag + H2O = Ag2O + H2 =>
2 Ag + H2O = Ag2O + H2
Zn2{+} + O2{-} = ZnO =>
Zn2{+} + O2{-} = 2 ZnO
ZnCl2 + NH3 = Zn(NH3) + Cl =>
ZnCl2 + NH3 = Zn(NH3) + 2 Cl
ZnSO4 + H2O = Zn + H2SO4 + O2 =>
2 ZnSO4 + 2 H2O = 2 Zn + 2 H2SO4 + O2
HNO3 = NO3 + NO2 + H2O =>
2 HNO3 = NO3 + NO2 + H2O
Os(NO3)8 + Mn2(SO4)7 = Mn(NO3)7 + Os(SO4)4 =>
7 Os(NO3)8 + 4 Mn2(SO4)7 = 8 Mn(NO3)7 + 7 Os(SO4)4
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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