| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H8O3 + 6 Na = 2 C3H5O3Na3 + 3 H2
Cl2(g) + NH4Br(aq) = NH4Cl(aq) + Br2(l) =>
Cl2(g) + 2 NH4Br(aq) = 2 NH4Cl(aq) + Br2(l)
FeS2 + O2 + H2O = Fe(OH)3 + H2SO4 =>
4 FeS2 + 15 O2 + 14 H2O = 4 Fe(OH)3 + 8 H2SO4
CrO3 + CH3CH2OH = Cr2O3 + CH3CHO + H2O =>
2 CrO3 + 3 CH3CH2OH = Cr2O3 + 3 CH3CHO + 3 H2O
HgS + HCl = HgCl + HS =>
HgS + HCl = HgCl + HS
CuNO3 + CaS = Ca(NO3)2 + Cu2S =>
2 CuNO3 + CaS = Ca(NO3)2 + Cu2S
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40 + NaNO3 + NH4NO3 + H2O =>
Na3PO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3PMo12O40 + 3 NaNO3 + 21 NH4NO3 + 12 H2O
Mn + H2O = MnO + H2 =>
Mn + H2O = MnO + H2
CH3CH2(OH)CHCH3 + KMnO4 + HCl = CH3CH2C(O)CH3 + KCl + MnCl2 + H2O =>
5 CH3CH2(OH)CHCH3 + 2 KMnO4 + 6 HCl = 5 CH3CH2C(O)CH3 + 2 KCl + 2 MnCl2 + 8 H2O
As2O3 + K2Cr2O7 + HCl + H2O = H3AsO4 + CrCl3 + KCl =>
3 As2O3 + 2 K2Cr2O7 + 16 HCl + H2O = 6 H3AsO4 + 4 CrCl3 + 4 KCl
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
Na2HPO4 + Ag = Ag2HPO4 + Na =>
Na2HPO4 + 2 Ag = Ag2HPO4 + 2 Na
Na + BaSO4 = BaS + Na2O =>
8 Na + BaSO4 = BaS + 4 Na2O
Mn(NO3)2 + NH4OH = Mn(OH)2 + NH4NO3 =>
Mn(NO3)2 + 2 NH4OH = Mn(OH)2 + 2 NH4NO3
C7H16(l) + O2(s) = CO2 + H2O(l) =>
C7H16(l) + 11 O2(s) = 7 CO2 + 8 H2O(l)
Au + CaCl2 = Ca + AuCl =>
2 Au + CaCl2 = Ca + 2 AuCl
Cu + HCl + H2O2 = CuCl + H2O =>
2 Cu + 2 HCl + H2O2 = 2 CuCl + 2 H2O
Al + NH4ClO4 = H2O + HCl + Al2O3 + N2 =>
10 Al + 6 NH4ClO4 = 9 H2O + 6 HCl + 5 Al2O3 + 3 N2
ZnCO3(s) = ZnO(s) + CO2 =>
ZnCO3(s) = ZnO(s) + CO2
FeS2 + H2 = Fe3S4 + H2S =>
3 FeS2 + 2 H2 = Fe3S4 + 2 H2S
Fe + H2SO4 = Fe(SO4) + H2 =>
Fe + H2SO4 = Fe(SO4) + H2
Ca + MgI2 = CaI + Mg =>
2 Ca + MgI2 = 2 CaI + Mg
Mn + PO4 = Mn(PO4)2 =>
Mn + 2 PO4 = Mn(PO4)2
Zn + H{+} + NO3{-} = Zn{+2} + NH4{+} + H2O =>
4 Zn + 10 H{+} + NO3{-} = 4 Zn{+2} + NH4{+} + 3 H2O
H3BO3 + NH2CONH2 = BN + H2O + CO2 =>
2 H3BO3 + NH2CONH2 = 2 BN + 5 H2O + CO2
BaS + PbNO3 = PbS + BaNO3 =>
BaS + PbNO3 = PbS + BaNO3
ZnBr2 + I2 = ZnI + Br =>
2 ZnBr2 + I2 = 2 ZnI + 4 Br
(NH4)2S + Ca(NO3)2 = CaS + (NH4)(NO3) =>
(NH4)2S + Ca(NO3)2 = CaS + 2(NH4)(NO3)
K + Te = KTe =>
K + Te = KTe
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
CuSO4(aq) + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4(aq) + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4(aq) + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4(aq) + 2 FeF3(s)
CH3CH2OH + Cr2O7{-2} + H{+} = CO2 + Cr{3+} + H2O =>
CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{3+} + 11 H2O
CaS + HBr = CaBr2 + H2S =>
CaS + 2 HBr = CaBr2 + H2S
C6H5COOH + HNO3 = C6H4COOHNO2 + H2O =>
C6H5COOH + HNO3 = C6H4COOHNO2 + H2O
S + OH = S2O3 + H2O =>
2 S + 6 OH = S2O3 + 3 H2O
Ag + Au3NO3 = AgNO3 + Au3 =>
Ag + Au3NO3 = AgNO3 + Au3
CH3CHCH + O2 = CO2 + H2O =>
4 CH3CHCH + 17 O2 = 12 CO2 + 10 H2O
CaS + HBr = CaBr2 + H2S =>
CaS + 2 HBr = CaBr2 + H2S
S8(s) + F2 = SF6 =>
S8(s) + 24 F2 = 8 SF6
HS + SO2 = S2 + H2O =>
8 HS + 2 SO2 = 5 S2 + 4 H2O
Cl2(g) + HF(aq) = HCl + F2 =>
Cl2(g) + 2 HF(aq) = 2 HCl + F2
Fe2O3 + Cl2 + OH{-} = FeO4{-2} + Cl{-} + H2O =>
Fe2O3 + 3 Cl2 + 10 OH{-} = 2 FeO4{-2} + 6 Cl{-} + 5 H2O
KH2PO4 + H2SO4 = KHSO4 + H3PO4 =>
KH2PO4 + H2SO4 = KHSO4 + H3PO4
KMnO4 + Fe = FeO + K2O + MnO2 =>
2 KMnO4 + 3 Fe = 3 FeO + K2O + 2 MnO2
Mg(aq) + AgNO3(aq) = Mg(NO3)2(aq) + Ag(aq) =>
Mg(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 Ag(aq)
V(NO3)5 + (NH4)2SO4 = NH4NO3 + V2(SO4)5 =>
2 V(NO3)5 + 5(NH4)2SO4 = 10 NH4NO3 + V2(SO4)5
K3(PO4)HNO3 = K3(NO3)HPO4 =>
K3(PO4)HNO3 = K3(NO3)HPO4
CO + H2O + HCl = C6H5Cl + O2 =>
6 CO + 2 H2O + HCl = C6H5Cl + 4 O2
Pb4{+} + Zn = Pb + Zn{+} =>
Pb4{+} + Zn = 4 Pb + Zn{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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