| Équations équilibrées la veille |
CaC2(s) + 2 H2O(g) = Ca(OH)2(aq) + C2H2(g)
PCl5 + NaOH = NaH2PO4 + NaCl + H2O =>
PCl5 + 6 NaOH = NaH2PO4 + 5 NaCl + 2 H2O
Cr2O72{-} + S2{-} + H{+} = Cr3{+} + S + H2O =>
3 Cr2O72{-} + 427 S2{-} + 432 H{+} = 2 Cr3{+} + 854 S + 216 H2O
Fe3O4(s) + CO(g) = Fe(l) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(l) + 4 CO2(g)
Hg(OH)2 + HIO3 = Hg(IO3)2 + H2O =>
Hg(OH)2 + 2 HIO3 = Hg(IO3)2 + 2 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
HCOO + O2 = CO2 + H2O =>
4 HCOO + O2 = 4 CO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Ag + S + O = AgSO2 =>
Ag + S + 2 O = AgSO2
C2H4Br2 + Br2 = C2H3Br3 + HBr =>
C2H4Br2 + Br2 = C2H3Br3 + HBr
Y(NO3)3 + C12H22O11 = Y + N2 + H2O + CO2 =>
8 Y(NO3)3 + 3 C12H22O11 = 8 Y + 12 N2 + 33 H2O + 36 CO2
K2Cr2O7 + H2SO4 + KI = Cr2(SO4)3 + I2 + KHSO4 + H2O =>
K2Cr2O7 + 11 H2SO4 + 6 KI = Cr2(SO4)3 + 3 I2 + 8 KHSO4 + 7 H2O
BCl3 + CH3CH2OH = CH3CH2Cl + H3BO3 =>
BCl3 + 3 CH3CH2OH = 3 CH3CH2Cl + H3BO3
AgCl + NaCl = Na[AgCl2] =>
AgCl + NaCl = Na[AgCl2]
HO{-} + AH = A{-} + H2O =>
HO{-} + AH = A{-} + H2O
In{+} = In{-} + In{3+} =>
2 In{+} = In{-} + In{3+}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Si(s) + O2 = SiO2(s) =>
Si(s) + O2 = SiO2(s)
KHSO3 + H2S = K2S + H2SO3 =>
2 KHSO3 + H2S = K2S + 2 H2SO3
NH3 + H3PO3 = NH4H2PO3 =>
NH3 + H3PO3 = NH4H2PO3
Al + S8 = Al1S3 =>
8 Al + 3 S8 = 8 Al1S3
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
PhMeOEt + O2 = PhO + MeO + EtO =>
PhMeOEt + O2 = PhO + MeO + EtO
Mg(NO3)2 + Na(OH) = NaNO3 + Mg(OH)2 =>
Mg(NO3)2 + 2 Na(OH) = 2 NaNO3 + Mg(OH)2
Bi + Se = Bi2Se3 =>
2 Bi + 3 Se = Bi2Se3
HCH3CO2 = H + C + O =>
HCH3CO2 = 4 H + 2 C + 2 O
CH2CHCH2CH2CH3 + KMnO4 + H2O = MnO2 + CH2(OH)CH(OH)CH2CH2CH3 + KOH =>
3 CH2CHCH2CH2CH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH2(OH)CH(OH)CH2CH2CH3 + 2 KOH
Zn(SO4) + NaOH = ZnOH + Na(SO4) =>
Zn(SO4) + NaOH = ZnOH + Na(SO4)
C2H2O4(aq) + NaOH(aq) = Na2C2O4(aq) + H2O(l) =>
C2H2O4(aq) + 2 NaOH(aq) = Na2C2O4(aq) + 2 H2O(l)
K2Cr2O7 + K2HPO3 + H2O = Cr(OH)3 + K2HPO4 + K3PO4 =>
K2Cr2O7 + 3 K2HPO3 + 2 H2O = 2 Cr(OH)3 + K2HPO4 + 2 K3PO4
C16H34(l) + O2(g) = H34 + C16O2 =>
C16H34(l) + O2(g) = H34 + C16O2
KHP + HCl = H2P + KCl =>
KHP + HCl = H2P + KCl
CH3COONH4 + Ca(OH)2 = (CH3COO)2Ca + NH4OH =>
2 CH3COONH4 + Ca(OH)2 = (CH3COO)2Ca + 2 NH4OH
ZnSO4 + NaOH = Zn(OH)2 + Na + SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + 2 Na + SO4
(COOH)2 + MnO4{-} + H{+} = Mn{2+} + CO2 + H2O =>
5(COOH)2 + 2 MnO4{-} + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
W + KBrF4 = K2WF8 + Br2 =>
W + 2 KBrF4 = K2WF8 + Br2
QuH3 + F2 = Qu8 + HF =>
8 QuH3 + 12 F2 = Qu8 + 24 HF
C7H6O + C8H11N = C23H26N2 + H2O =>
C7H6O + 2 C8H11N = C23H26N2 + H2O
CO2 + MgSiO3 = MgCO3 + SiO2 =>
CO2 + MgSiO3 = MgCO3 + SiO2
C7H6O2NNa + HCl + CO2 + H2O = C7H8O2NCl + Na2CO3 =>
2 C7H6O2NNa + 2 HCl + CO2 + H2O = 2 C7H8O2NCl + Na2CO3
NaCl + (CH3COO)2Ba = CH3COONa + BaCl2 =>
2 NaCl + (CH3COO)2Ba = 2 CH3COONa + BaCl2
Cr(NO3)2 + (NH4)2S = NH4NO3 + CrS =>
Cr(NO3)2 + (NH4)2S = 2 NH4NO3 + CrS
Cu + CH3COOH = Cu(CH3COO)2 + H2 =>
Cu + 2 CH3COOH = Cu(CH3COO)2 + H2
Ni + Si = Ni2Si =>
2 Ni + Si = Ni2Si
Ni + Fe3O4 = NiO + Fe =>
4 Ni + Fe3O4 = 4 NiO + 3 Fe
SiH4 + CO2 = SiC + H2O =>
SiH4 + CO2 = SiC + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
MnO2(s) + H2SO4(l) = Mn(SO4)2(s) + H2O(l) =>
MnO2(s) + 2 H2SO4(l) = Mn(SO4)2(s) + 2 H2O(l)
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
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Équations équilibrées sur01/26/25
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