| Équations équilibrées la veille |
I2 + 2 CaBr2 = 2 CaI + 4 Br
Ni(OH)2 + H3SbO4 = Ni3(SbO4)2 + H2O =>
3 Ni(OH)2 + 2 H3SbO4 = Ni3(SbO4)2 + 6 H2O
MgO + FeO = MgO2 + Fe =>
MgO + FeO = MgO2 + Fe
LiMnO4 + NaOH + H2S = Li2MnO4 + Na2MnO4 + H2SO4 + H2O =>
8 LiMnO4 + 8 NaOH + H2S = 4 Li2MnO4 + 4 Na2MnO4 + H2SO4 + 4 H2O
Na3PO4 + CuCl3 = CuPO4 + NaCl =>
Na3PO4 + CuCl3 = CuPO4 + 3 NaCl
N + Cu = N2Cu3 =>
2 N + 3 Cu = N2Cu3
C2O2H4 + NaHCO3 = NaC2O2H3 + CO2 + H2O =>
C2O2H4 + NaHCO3 = NaC2O2H3 + CO2 + H2O
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnO2 + K2SO4 + H2O =>
3 C2H5OH + 4 KMnO4 + 2 H2SO4 = 3 CH3COOH + 4 MnO2 + 2 K2SO4 + 5 H2O
K2CO3 + CH3CH2CH2COOH = K(CH3CH2CH2COO) + CO2 + H2O =>
K2CO3 + 2 CH3CH2CH2COOH = 2 K(CH3CH2CH2COO) + CO2 + H2O
Re + HNO3 = HReO4 + NO2 + H2O =>
Re + 7 HNO3 = HReO4 + 7 NO2 + 3 H2O
H2O2 + MnO2 + XH{+} = O2 + Mn{2+} + XH2O =>
H2O2 + MnO2 + 2 XH{+} = O2 + Mn{2+} + 2 XH2O
Al2O3 + C = Al + CO =>
Al2O3 + 3 C = 2 Al + 3 CO
K2Cr2O7 + H2SO4 + NaI = Na2SO4 + K2SO4 + I2 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 NaI = 3 Na2SO4 + K2SO4 + 3 I2 + Cr2(SO4)3 + 7 H2O
Au + HNO3 = Au2O3 + H2O + NO2 =>
2 Au + 6 HNO3 = Au2O3 + 3 H2O + 6 NO2
S2O3{-2} + I = S4O6{-2} + I{-} =>
2 S2O3{-2} + 2 I = S4O6{-2} + 2 I{-}
C8H7N + O2 = CO2 + H2O + NO2 =>
4 C8H7N + 43 O2 = 32 CO2 + 14 H2O + 4 NO2
MnO4{-} + SO3{2-} + H3O{+} + H2O = (Mn(H2O)6){2+} + SO4{2-} =>
2 MnO4{-} + 5 SO3{2-} + 6 H3O{+} + 3 H2O = 2(Mn(H2O)6){2+} + 5 SO4{2-}
Na + PbSO4 = Na2SO4 + Pb =>
2 Na + PbSO4 = Na2SO4 + Pb
CH3CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
2 CH3CH2CHCH2CH3 + 3 KMnO4 + 6 H2SO4 = 5 CH3COH + 3 MnSO4 + 7 H2O + 3 KSO4
KNO3 + NaNO2 = KNO2 + NaNO3 =>
KNO3 + NaNO2 = KNO2 + NaNO3
[Co(NH3)6]{2+} + NH4{+} + O2 = [Co(NH3)6]{3+} + NH3 + H2O =>
4[Co(NH3)6]{2+} + 4 NH4{+} + O2 = 4[Co(NH3)6]{3+} + 4 NH3 + 2 H2O
C18H34O2 + H2O + NaOH = C18H35NaO2 + C3H8O3 =>
10 C18H34O2 + 7 H2O + 9 NaOH = 9 C18H35NaO2 + 6 C3H8O3
Na2SO4 + KBr = K2SO4 + NaBr =>
Na2SO4 + 2 KBr = K2SO4 + 2 NaBr
CH3CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
2 CH3CH2CHCH2CH3 + 3 KMnO4 + 6 H2SO4 = 5 CH3COH + 3 MnSO4 + 7 H2O + 3 KSO4
Na2AsO3 + Cl2 + NaOH = Na3AsO4 + NaCl + H2O =>
2 Na2AsO3 + Cl2 + 4 NaOH = 2 Na3AsO4 + 2 NaCl + 2 H2O
Ni(OH)2 + H3SbO4 = Ni3(SbO4)2 + H2O =>
3 Ni(OH)2 + 2 H3SbO4 = Ni3(SbO4)2 + 6 H2O
FeSO4 + AgNO3 + H2SO4 = Fe2(SO4)3 + AgSO4 + H2O + NO =>
2 FeSO4 + AgNO3 + 2 H2SO4 = Fe2(SO4)3 + AgSO4 + 2 H2O + NO
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
C8H7N + O2 = CO2 + H2O + N2 =>
4 C8H7N + 39 O2 = 32 CO2 + 14 H2O + 2 N2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Cl2OH2O = HClO =>
Cl2OH2O = 2 HClO
Al + Fl = AlFl =>
Al + Fl = AlFl
Sr + CdNO3 = Sr(NO3)2 + Cd =>
Sr + 2 CdNO3 = Sr(NO3)2 + 2 Cd
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Ba3N2 + HCl = BaCl2 + NH3 =>
Ba3N2 + 6 HCl = 3 BaCl2 + 2 NH3
C3H8(l) + O2(g) = CO2(g) + H2O(g) =>
C3H8(l) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Ni + AgNO3 + H2O = AgOH + Ni(NO3)2 + H =>
Ni + 2 AgNO3 + 2 H2O = 2 AgOH + Ni(NO3)2 + 2 H
Co + HCl + NaOH = Co(OH)2 + H2 + NaCl =>
Co + 2 HCl + 2 NaOH = Co(OH)2 + H2 + 2 NaCl
H3PO3 + CsOH = Cs3PO3 + H2O =>
H3PO3 + 3 CsOH = Cs3PO3 + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Mg(OH)2 + Cu3N = CuOH + Mg3N2 =>
3 Mg(OH)2 + 2 Cu3N = 6 CuOH + Mg3N2
At + H = AtH =>
At + H = AtH
NaI + Mg(NO3)3 = NaNO3 + MgI3 =>
3 NaI + Mg(NO3)3 = 3 NaNO3 + MgI3
Pb[OH]2 = PbOH2O =>
Pb[OH]2 = PbOH2O
Ba3N2 + HCl = BaCl2 + H3N =>
Ba3N2 + 6 HCl = 3 BaCl2 + 2 H3N
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
C6H6 + CH3CHCH2 = C6H5CHCH3CH3 =>
C6H6 + CH3CHCH2 = C6H5CHCH3CH3
Ni(OH)2 + H3SbO4 = Ni3(SbO4)2 + H2O =>
3 Ni(OH)2 + 2 H3SbO4 = Ni3(SbO4)2 + 6 H2O
KCl + N2 = KClN3 =>
2 KCl + 3 N2 = 2 KClN3
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Équations équilibrées sur11/14/24
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