| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Zn + 14 NaOH + Ba(NO3)2 = 7 Na2ZnO2 + BaZnO2 + 2 NH3 + 4 H2O
MnCl2 + NaNO3 + Na2CO3 = NaNO2 + Na2MnO4 + CO2 + NaCl =>
MnCl2 + 2 NaNO3 + 2 Na2CO3 = 2 NaNO2 + Na2MnO4 + 2 CO2 + 2 NaCl
C4H6 + HCN = C6H8N2 =>
C4H6 + 2 HCN = C6H8N2
MnO2 + H2 = HMn + H2O =>
2 MnO2 + 5 H2 = 2 HMn + 4 H2O
Ba + FeO = BaO + Fe =>
Ba + FeO = BaO + Fe
I2 + MnO2 + H2SO4 = HIO4 + MnSO4 + H2O =>
I2 + 7 MnO2 + 7 H2SO4 = 2 HIO4 + 7 MnSO4 + 6 H2O
Cr(aq) + (CO3)(aq) = Cr2CO3(s) =>
2 Cr(aq) + (CO3)(aq) = Cr2CO3(s)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2Cr2O7 + HI = CrI2 + KI + I2 + H2O =>
K2Cr2O7 + 14 HI = 2 CrI2 + 2 KI + 4 I2 + 7 H2O
NaCl + KI = KCl + NaI =>
NaCl + KI = KCl + NaI
Mn + B = Mn3B4 =>
3 Mn + 4 B = Mn3B4
P + HBrO3 + H2O = HBr + H3PO4 =>
6 P + 5 HBrO3 + 9 H2O = 5 HBr + 6 H3PO4
MnO4{-} + S2O3{2-} + H{+} = Mn{2+} + S2O6{2-} + H2O =>
6 MnO4{-} + 5 S2O3{2-} + 18 H{+} = 6 Mn{2+} + 5 S2O6{2-} + 9 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
N + O2 = N(ii)O =>
2 N + O2 = 2 N(ii)O
H5IO6 + Pb(OH)4 = Pb5(IO6)4 + H2O =>
4 H5IO6 + 5 Pb(OH)4 = Pb5(IO6)4 + 20 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + KMn = KCl + MnCl2 + H2 =>
6 HCl + 2 KMn = 2 KCl + 2 MnCl2 + 3 H2
Pb(NO2)2 + Na2CrO4 = NaNO2 + PbCrO4 =>
Pb(NO2)2 + Na2CrO4 = 2 NaNO2 + PbCrO4
Cr(OH)3 + HNO3 = Cr(NO3)3 + H2O =>
Cr(OH)3 + 3 HNO3 = Cr(NO3)3 + 3 H2O
KMnO4 + H2SO4 + CH2OHCOOH = CO2 + K2SO4 + MnSO4 + H2O =>
6 KMnO4 + 9 H2SO4 + 5 CH2OHCOOH = 10 CO2 + 3 K2SO4 + 6 MnSO4 + 19 H2O
H3PO3 = ()H2O + ()P2O3 =>
2 H3PO3 = 3()H2O + ()P2O3
ZnS + hydrochloricacid = zincchloride + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Cu(SCN)2 + KIO3 + HCl = Cu(SO4)2 + KCl + HCN + ICl + H2O =>
2 Cu(SCN)2 + 7 KIO3 + 14 HCl = 2 Cu(SO4)2 + 7 KCl + 4 HCN + 7 ICl + 5 H2O
Cr2O7{2-} + C2O4{2-} + H3O{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 C2O4{2-} + 14 H3O{+} = 2 Cr{3+} + 6 CO2 + 21 H2O
Zn + NaOH + H2O = Na2(Zn(OH)4) + H =>
Zn + 2 NaOH + 2 H2O = Na2(Zn(OH)4) + 2 H
C2H6O(ethanol) + H2SO4 = C2H6O4S + H2O =>
C2H6O(ethanol) + H2SO4 = C2H6O4S + H2O
Ca(OH)2 + H2O = CaH2 + (OH)3 =>
3 Ca(OH)2 + 6 H2O = 3 CaH2 + 4(OH)3
H + C + O = (CH3)2CHOH =>
8 H + 3 C + O = (CH3)2CHOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2Cr2O7 + H2SO4 + CH3CH20H = Cr2(SO4)3 + H2O + CH3COOH + K2SO4 =>
4 K2Cr2O7 + 16 H2SO4 + CH3CH20H = 4 Cr2(SO4)3 + 26 H2O + CH3COOH + 4 K2SO4
CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 + 85 O2 = 56 CO2 + 58 H2O
H{+} + NO2{-} + Cr2O7{2-} = Cr{3+} + HNO3{-} + H2O =>
8 H{+} + 6 NO2{-} + Cr2O7{2-} = 2 Cr{3+} + 6 HNO3{-} + H2O
HPO4 = H2 + P2 + O2 =>
2 HPO4 = H2 + P2 + 4 O2
PbCl2 + H2S = PbS + HCl =>
PbCl2 + H2S = PbS + 2 HCl
CaCO3 + Na2Z = CaZ + Na2CO3 =>
CaCO3 + Na2Z = CaZ + Na2CO3
KMnO4 + C6H5CH3 = MnO2 + KOH + C6H5COOH =>
2 KMnO4 + C6H5CH3 = 2 MnO2 + 2 KOH + C6H5COOH
C6H5(OH) + HNO3 = C6H2(NO2)3OH + H2O =>
C6H5(OH) + 3 HNO3 = C6H2(NO2)3OH + 3 H2O
H2 + HNO3 = NO2 + H2O =>
H2 + 2 HNO3 = 2 NO2 + 2 H2O
F + I = FI3 =>
F + 3 I = FI3
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C3H8NH + HCl = [C3H8NH2]Cl =>
C3H8NH + HCl = [C3H8NH2]Cl
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Fe2O3 + Na2SO4 = Fe2(SO4)3 + Na2O =>
Fe2O3 + 3 Na2SO4 = Fe2(SO4)3 + 3 Na2O
SC + HNO3 = N2 + SCO2 + H2O =>
5 SC + 4 HNO3 = 2 N2 + 5 SCO2 + 2 H2O
C + CO + H2 = C2H6O =>
C + CO + 3 H2 = C2H6O
H2C2O42H2O + CeCl3 = HCl + Ce + C2O42H2O =>
3 H2C2O42H2O + 2 CeCl3 = 6 HCl + 2 Ce + 3 C2O42H2O
HO2CCO2H + NaOH = Na + O2CCO2H + H2O =>
HO2CCO2H + NaOH = Na + O2CCO2H + H2O
Ni(NO3)2 + K(SCN) + (C6H5)3P = Ni[(C6H5)3P]2(SCN)2 + K(NO3) =>
Ni(NO3)2 + 2 K(SCN) + 2(C6H5)3P = Ni[(C6H5)3P]2(SCN)2 + 2 K(NO3)
Mg + CuS04 + H2O = MgSO4 + Cu2O + H2 =>
8 Mg + 2 CuS04 + 33 H2O = 8 MgSO4 + Cu2O + 33 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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