| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2[Zn(OH)4] + 2 HCl = ZnCl2 + 2 KOH + 2 H2O
ZnO + HCl = Zn2HCl + O2 =>
2 ZnO + HCl = Zn2HCl + O2
(NH4)2S(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrS(s) =>
(NH4)2S(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrS(s)
C7H5N3O6(s) = N2(g) + H2O(g) + CO(g) + C(s) =>
2 C7H5N3O6(s) = 3 N2(g) + 5 H2O(g) + 7 CO(g) + 7 C(s)
CH3CN + C2H5MgBr = CH3CC2H5NMgBr = CH3COC2H5 + NH4Br + Mg{+} =>
CH3CN + C2H5MgBr = CH3CC2H5NMgBr
PbO2 + Cr(OH)3 + KOH = K[Pb(OH)3] + K2CrO4 + H2O =>
3 PbO2 + 2 Cr(OH)3 + 7 KOH = 3 K[Pb(OH)3] + 2 K2CrO4 + 2 H2O
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
C2H6 + Cl = CCl4 + HCl =>
C2H6 + 14 Cl = 2 CCl4 + 6 HCl
As2S3 + NO3{-} + H2O = AsO4{3-} + S + NO + H{+} =>
3 As2S3 + 10 NO3{-} + 4 H2O = 6 AsO4{3-} + 9 S + 10 NO + 8 H{+}
Cr2O3 + N2O5 = Cr(NO3)3 =>
Cr2O3 + 3 N2O5 = 2 Cr(NO3)3
C5 + O2 = C5O =>
2 C5 + O2 = 2 C5O
Fe(NO3)2 + KSCN = FeSCN + K(NO3)2 =>
Fe(NO3)2 + KSCN = FeSCN + K(NO3)2
Cu(SO4) + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 Cu(SO4) + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
Ba(OH)2 + H2O = H3O + BaO2H =>
Ba(OH)2 + H2O = H3O + BaO2H
Si2S4 = Si + S8 =>
2 Si2S4 = 4 Si + S8
H2S + HCl = SCl2 + H2 =>
H2S + 2 HCl = SCl2 + 2 H2
HBr + NiCO3 = H2CO3 + NiBr2 =>
2 HBr + NiCO3 = H2CO3 + NiBr2
I2 + H3PO2 + H2O = HI + H3PO4 =>
2 I2 + H3PO2 + 2 H2O = 4 HI + H3PO4
SO3(g) + H2O = H2SO4(l) =>
SO3(g) + H2O = H2SO4(l)
NaBr + H2SO3 = Na2SO3 + HBr =>
2 NaBr + H2SO3 = Na2SO3 + 2 HBr
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
CH4 + Cl2 + F2 = CFC12 + HCl =>
26 CH4 + 52 Cl2 + F2 = 2 CFC12 + 104 HCl
CrO2{-} + H2O2 = CrO4{-} + H2O =>
CrO2{-} + 2 H2O2 = CrO4{-} + 2 H2O
Na2S2O3 + NaOH = Na2SO4 + Na2S + H2O =>
Na2S2O3 + 2 NaOH = Na2SO4 + Na2S + H2O
Zn3(PO4)2 + KOH = Zn(OH)2 + K3PO4 =>
Zn3(PO4)2 + 6 KOH = 3 Zn(OH)2 + 2 K3PO4
Na2O*5 + H2O = NaOH =>
Na2O*5 + H2O = 2 NaOH
Cr + H3PO4 = Cr3H3PO4 =>
3 Cr + H3PO4 = Cr3H3PO4
NaH2PO4 + KOH = Na3PO4 + K3PO4 + H2O =>
3 NaH2PO4 + 6 KOH = Na3PO4 + 2 K3PO4 + 6 H2O
CH3CHCH2 + Ag2O = CH3CH2CHO + Ag =>
CH3CHCH2 + Ag2O = CH3CH2CHO + 2 Ag
Sn(s) + HCl(aq) = SnCl4(aq) + H2(g) =>
Sn(s) + 4 HCl(aq) = SnCl4(aq) + 2 H2(g)
NaOH + KHSO4 = KSO4Na + H2O =>
NaOH + KHSO4 = KSO4Na + H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
In + H2SO4 = InSO4 + H2 =>
In + H2SO4 = InSO4 + H2
F + KI = KF + I =>
F + KI = KF + I
Bi2(CO3)3 + HNO3 + H2O = Bi(NO3)3*5H2O + CO2 =>
Bi2(CO3)3 + 6 HNO3 + 7 H2O = 2 Bi(NO3)3*5H2O + 3 CO2
Zn(OH)2 + NH3 = Zn(NH3)4{2+} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{2+} + 2 OH{-}
CoCl2 + NH4SCN = (NH4)2Co(SCN)4 + NH4Cl =>
CoCl2 + 4 NH4SCN = (NH4)2Co(SCN)4 + 2 NH4Cl
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Na2O*5 + H2O = NaOH =>
Na2O*5 + H2O = 2 NaOH
CH3CH2OH + H2O = CH3COOH + H =>
CH3CH2OH + H2O = CH3COOH + 4 H
Na2O*5 + H2O = NaOH =>
Na2O*5 + H2O = 2 NaOH
HCO3 + FeO = Fe(CO3)2 + H2O =>
2 HCO3 + FeO = Fe(CO3)2 + H2O
K3PO4 + H2O = KOH + H3PO4 =>
K3PO4 + 3 H2O = 3 KOH + H3PO4
C3H8 + O = CO + H2O =>
C3H8 + 7 O = 3 CO + 4 H2O
As2O3 = As + O =>
As2O3 = 2 As + 3 O
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
SO2 + KMnO4 + KOH = K2SO4 + MnO2 + H2O =>
3 SO2 + 2 KMnO4 + 4 KOH = 3 K2SO4 + 2 MnO2 + 2 H2O
CuCl2 + K4FeCN6 = KCl + Cu2FeCN6 =>
2 CuCl2 + K4FeCN6 = 4 KCl + Cu2FeCN6
C2H6 + H2O = CO + H =>
C2H6 + 2 H2O = 2 CO + 10 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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