| Équations équilibrées la veille |
C6H5OH + Br2 = C6H4Br2O + 2 H
A1C1 = A1 + C =>
A1C1 = A1 + C
Al25 = Al7 =>
7 Al25 = 25 Al7
Fe(SO)4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe(SO)4 + 38 KMnO4 + 32 H2SO4 = 5 Fe2(SO4)3 + 38 MnSO4 + 19 K2SO4 + 32 H2O
BaH2 + H2O2 = Ba(OH)2 + H2 =>
BaH2 + H2O2 = Ba(OH)2 + H2
HNO2 = N2O3 + H2O =>
2 HNO2 = N2O3 + H2O
NaI + K2CO3 = NaCO3 + IK2 =>
NaI + K2CO3 = NaCO3 + IK2
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
Cu(OH) + Cl2H = CuCl2 + H2O =>
Cu(OH) + Cl2H = CuCl2 + H2O
Ca(OH)2 + P4 + H2O = PH3 + Ca(H2PO2)2 =>
3 Ca(OH)2 + 2 P4 + 6 H2O = 2 PH3 + 3 Ca(H2PO2)2
OH{-} + MnO4{-} = MnO2{2-} + O2 + H2O =>
4 OH{-} + 4 MnO4{-} = 4 MnO2{2-} + 5 O2 + 2 H2O
I2(s) + Sc(s) = ScI3(s) =>
3 I2(s) + 2 Sc(s) = 2 ScI3(s)
HCl + Al = H + Al(Cl)3 =>
3 HCl + Al = 3 H + Al(Cl)3
NO + H3BO3 + H3O = H3NBH3 + OH =>
2 NO + 2 H3BO3 + 7 H3O = 2 H3NBH3 + 15 OH
Cr2P2O7 + I2 = Cr2O3 + CrP3O9 + PI3 =>
15 Cr2P2O7 + 9 I2 = 11 Cr2O3 + 8 CrP3O9 + 6 PI3
Ca(ClO)2 + MnSO4 + Ca(OH)2 = CaCl2 + Ca(MnO4)2 + CaSO4 + H2O =>
5 Ca(ClO)2 + 4 MnSO4 + 6 Ca(OH)2 = 5 CaCl2 + 2 Ca(MnO4)2 + 4 CaSO4 + 6 H2O
Ga2(C2O4)3 + KClO = Ga(ClO)3 + K2C2O4 =>
Ga2(C2O4)3 + 6 KClO = 2 Ga(ClO)3 + 3 K2C2O4
Cu(NO3)NH4OH = CuOHNH4NO3 =>
Cu(NO3)NH4OH = CuOHNH4NO3
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
MnSO4 + K2Cr2O7 + H2SO4 = KMnO4 + K2SO4 + Cr2(SO4)3 + H2O =>
6 MnSO4 + 5 K2Cr2O7 + 11 H2SO4 = 6 KMnO4 + 2 K2SO4 + 5 Cr2(SO4)3 + 11 H2O
Co(NO3)2 + C2H5NO2 = CoO + N2 + H2O + CO2 =>
9 Co(NO3)2 + 10 C2H5NO2 = 9 CoO + 14 N2 + 25 H2O + 20 CO2
NH3 + H3BO3 = NH4BO2 + H2O =>
NH3 + H3BO3 = NH4BO2 + H2O
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
Cd3[PO4]2 + (NH4)2S = (PO4)2[NH4]2 + Cd3S =>
Cd3[PO4]2 + (NH4)2S = (PO4)2[NH4]2 + Cd3S
H2SO4(aq) + Sr(s) = SrSO4 + H2 =>
H2SO4(aq) + Sr(s) = SrSO4 + H2
BaCO3 + I2 = BaI2 + CO3 =>
BaCO3 + I2 = BaI2 + CO3
Na(s) + Fe(NO3)3(aq) = Na(NO3)3 + Fe =>
Na(s) + Fe(NO3)3(aq) = Na(NO3)3 + Fe
Cu(NO3)2Cr = Cr(NO3)2Cu =>
Cu(NO3)2Cr = Cr(NO3)2Cu
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NaNO3H3PO4 = NaPO3HNO3H2O =>
NaNO3H3PO4 = NaPO3HNO3H2O
VO3{-} + Zn + H{+} = V2{+} + Zn2{+} + H2O =>
2 VO3{-} + 18 Zn + 12 H{+} = V2{+} + 9 Zn2{+} + 6 H2O
C7H8 + O2 = C7H6O2 + H2O =>
2 C7H8 + 3 O2 = 2 C7H6O2 + 2 H2O
RbO2 + HCl = RbCl + Cl2 + H2O =>
2 RbO2 + 8 HCl = 2 RbCl + 3 Cl2 + 4 H2O
MgSO4 + NH3 + H2O = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH3 + 2 H2O = Mg(OH)2 + (NH4)2SO4
N2 + H1 = NH3 =>
N2 + 6 H1 = 2 NH3
FeO4{2-} + H{+} = Fe{3+} + H2O + O2 =>
4 FeO4{2-} + 20 H{+} = 4 Fe{3+} + 10 H2O + 3 O2
Cr(s) + HIO3(aq) = HI + Cr2O3 =>
2 Cr(s) + HIO3(aq) = HI + Cr2O3
NH3 + Cl2 = NH4Cl + NCl3 =>
4 NH3 + 3 Cl2 = 3 NH4Cl + NCl3
HCl + Na(OH) = H2O + NaCl =>
HCl + Na(OH) = H2O + NaCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HC2H3O2 + LiOH = H2O + Li(C2H3O2) =>
HC2H3O2 + LiOH = H2O + Li(C2H3O2)
Fe2(SO4)3 + NH4SCN = Fe2(SCN)3 + NH4SO4 =>
Fe2(SO4)3 + 3 NH4SCN = Fe2(SCN)3 + 3 NH4SO4
FeS2 + HNO3 = Fe2(SO4)3 + H2O + H2SO4 + NO =>
2 FeS2 + 10 HNO3 = Fe2(SO4)3 + 4 H2O + H2SO4 + 10 NO
NH2CH2COOH + HCl = (NH3CH2COOH)Cl =>
NH2CH2COOH + HCl = (NH3CH2COOH)Cl
CuCO = CuOC =>
CuCO = CuOC
H3[BiCl6] + NaOH = Bi(OH)3 + NaCl + H2O =>
H3[BiCl6] + 6 NaOH = Bi(OH)3 + 6 NaCl + 3 H2O
Al(OH)3 + NaNO3 = Al(NO3)3 + NaOH =>
Al(OH)3 + 3 NaNO3 = Al(NO3)3 + 3 NaOH
Co + P4 = Co2P =>
8 Co + P4 = 4 Co2P
CUS + HNO3 = CUSO3 + NO2 + H2O =>
CUS + 6 HNO3 = CUSO3 + 6 NO2 + 3 H2O
KF + LiCl = KCl + FLi =>
KF + LiCl = KCl + FLi
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Équations équilibrées sur01/29/25
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