| Équations équilibrées la veille |
2 Mg + 2 CuSO4 + H2O = 2 MgSO4 + Cu2O + H2
MeOHHKO = MeKOHOH =>
MeOHHKO = MeKOHOH
Na2C2O4(aq) + Pb(NO3)2 = PbC2O4(s) + NaNO3(aq) =>
Na2C2O4(aq) + Pb(NO3)2 = PbC2O4(s) + 2 NaNO3(aq)
CuSO4(aq) + Li2CO3(aq) = Li2SO4(aq) + CuCO3(s) =>
CuSO4(aq) + Li2CO3(aq) = Li2SO4(aq) + CuCO3(s)
SbS3 + HNO3 = Sb2O5 + NO2 + S + H2O =>
2 SbS3 + 10 HNO3 = Sb2O5 + 10 NO2 + 6 S + 5 H2O
C2H5NO2 + N2O + OH{-} = CO3{2-} + H2O + N2 =>
2 C2H5NO2 + 9 N2O + 8 OH{-} = 4 CO3{2-} + 9 H2O + 10 N2
SnO2 + CaS = SnS2 + CaO =>
SnO2 + 2 CaS = SnS2 + 2 CaO
NH2CH2COOH + [CH3CH(NH2)COOH]2 = H2O + NH2CH2CONHCH(CH3)COOH =>
2 NH2CH2COOH + [CH3CH(NH2)COOH]2 = 2 H2O + 2 NH2CH2CONHCH(CH3)COOH
Si2Cl + H2O = SiO2 + HCl + H2 =>
2 Si2Cl + 8 H2O = 4 SiO2 + 2 HCl + 7 H2
HN = H2 + N2 =>
2 HN = H2 + N2
NaBr(aq) + Pb(ClO4)2(aq) = PbBr2(s) + NaClO4(aq) =>
2 NaBr(aq) + Pb(ClO4)2(aq) = PbBr2(s) + 2 NaClO4(aq)
MnSO4 + PbO2 + CH3COOH = HMnO4 + PbSO4 + (CH3COO)2Pb + H2O =>
2 MnSO4 + 5 PbO2 + 6 CH3COOH = 2 HMnO4 + 2 PbSO4 + 3(CH3COO)2Pb + 2 H2O
C6H6OS + O2 = CO + H2O + SO3 =>
2 C6H6OS + 11 O2 = 12 CO + 6 H2O + 2 SO3
CH4 + C6H6 = C3H8 =>
15 CH4 + 2 C6H6 = 9 C3H8
P4 = P5 =>
5 P4 = 4 P5
BH3 + I2 = B3I8 + H2 =>
6 BH3 + 8 I2 = 2 B3I8 + 9 H2
K2CO3 + Na2S = K2S + Na2CO3 =>
K2CO3 + Na2S = K2S + Na2CO3
Sr(HSO4)2Sr(OH)2 = SrSO4H2O =>
Sr(HSO4)2Sr(OH)2 = 2 SrSO4H2O
Al + Na2O = Na + Al2O =>
2 Al + Na2O = 2 Na + Al2O
H2CO3 + OH{-} = HCO3{-} + H2O =>
H2CO3 + OH{-} = HCO3{-} + H2O
KCl + KIO3 + H2SO4 = I2 + ClO4 + K2SO4 + H2O =>
10 KCl + 18 KIO3 + 14 H2SO4 = 9 I2 + 10 ClO4 + 14 K2SO4 + 14 H2O
Cl2 + H2O = Cl{-} + HClO3{-} + H{+} =>
5 Cl2 + 6 H2O = 8 Cl{-} + 2 HClO3{-} + 10 H{+}
C4H8S + O2 = CO2 + H2O + SO3 =>
2 C4H8S + 15 O2 = 8 CO2 + 8 H2O + 2 SO3
NH3(aq) + H2O(l) = NH4OH(aq) =>
NH3(aq) + H2O(l) = NH4OH(aq)
CH3CH2CH2CH2OHCH3COOH = CH3COOCH2CH2CH2CH3H2O =>
CH3CH2CH2CH2OHCH3COOH = CH3COOCH2CH2CH2CH3H2O
Ba + Na2SO4 = Ba(Na2SO4) =>
Ba + Na2SO4 = Ba(Na2SO4)
CFe = FeC =>
CFe = FeC
CrF3 + H3PO4 = CrPO4 + HF =>
CrF3 + H3PO4 = CrPO4 + 3 HF
Cl2 + H2O = Cl{-} + HClO3{-} + H{+} =>
5 Cl2 + 6 H2O = 8 Cl{-} + 2 HClO3{-} + 10 H{+}
N = NN =>
2 N = NN
Zn(OH)2 + HPO2 = Zn(PO2)2 + H2O =>
Zn(OH)2 + 2 HPO2 = Zn(PO2)2 + 2 H2O
La2La = La2 =>
2 La2La = 3 La2
KMnO2(S) + HCl(aq) = MnCl2(S) + Cl2(g) + H2O(l) + KCl =>
2 KMnO2(S) + 8 HCl(aq) = 2 MnCl2(S) + Cl2(g) + 4 H2O(l) + 2 KCl
Cu + CuS = Cu2S =>
Cu + CuS = Cu2S
Na2O(aq) + H2O(l) = NaOH(aq) =>
Na2O(aq) + H2O(l) = 2 NaOH(aq)
KMnO4 + H2SO4 + KI + C6H10O5 = K2SO4 + H2O + C6H10O5I2 + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI + 5 C6H10O5 = 6 K2SO4 + 8 H2O + 5 C6H10O5I2 + 2 MnSO4
NO2 + H2SO4 = HNO3 + SO2 =>
2 NO2 + H2SO4 = 2 HNO3 + SO2
NH4ClNaNO3 = NaClNO3NH4 =>
NH4ClNaNO3 = NaClNO3NH4
N2Cl4 + CH = CCl4 + N2 + H2 =>
2 N2Cl4 + 2 CH = 2 CCl4 + 2 N2 + H2
FeOSO2 = FeSO3 =>
FeOSO2 = FeSO3
NaBrO3(s) = NaBr(s) + O2 =>
2 NaBrO3(s) = 2 NaBr(s) + 3 O2
Na2SO3K2S = Na2SK2SO3 =>
Na2SO3K2S = Na2SK2SO3
CH2OH(CHOH)4COH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH2OH(CHOH)4COOH =>
5 CH2OH(CHOH)4COH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 CH2OH(CHOH)4COOH
C2H5OH + FeSO4 = C4H10O + H2SO4 + FeO =>
2 C2H5OH + FeSO4 = C4H10O + H2SO4 + FeO
CH3SH + H2 = C2H6 + H2S =>
2 CH3SH + H2 = C2H6 + 2 H2S
Cd(NO3)2 + Na2SO4 = CdSO4 + Na(NO3) =>
Cd(NO3)2 + Na2SO4 = CdSO4 + 2 Na(NO3)
Be + Br = BeBr2 =>
Be + 2 Br = BeBr2
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Ba(ClO2)2 + H2SO4 = BaSO4 + HClO2 =>
Ba(ClO2)2 + H2SO4 = BaSO4 + 2 HClO2
CH3OH + C2H4O = C3H8O2 =>
CH3OH + C2H4O = C3H8O2
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