| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg2Si(s) + 4 H2O(l) = 2 Mg(OH)2(aq) + SiH4(g)
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaBO2 =>
2 C14H10O2 + NaBH4 + 2 H2O = 2 C14H14O2 + NaBO2
(NH4)2 + SO4 + NaOH = Na2SO4 + NH4OH =>
(NH4)2 + SO4 + 2 NaOH = Na2SO4 + 2 NH4OH
Mg + N + O = Mg(NO3)2 =>
Mg + 2 N + 6 O = Mg(NO3)2
Li + O = Li2O =>
2 Li + O = Li2O
K2Cr2O7 + Na2SO3 + H2SO4 = Cr(HSO4)3 + NaHSO4 + KHSO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 11 H2SO4 = 2 Cr(HSO4)3 + 6 NaHSO4 + 2 KHSO4 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C6H5NH2 + C4H6O3 = C8H9NO + C2H4O2 =>
C6H5NH2 + C4H6O3 = C8H9NO + C2H4O2
HCIO3 = HCIO4 + HCI =>
4 HCIO3 = 3 HCIO4 + HCI
Li + FePO4 = Fe + Li3PO4 =>
3 Li + FePO4 = Fe + Li3PO4
H2O2 + KBr = Br + KOH =>
H2O2 + 2 KBr = 2 Br + 2 KOH
Zn + Au(NO2) = ZnNO2 + Au =>
Zn + Au(NO2) = ZnNO2 + Au
NaOH + BaO = Ba(NaO)2 + H2O =>
2 NaOH + BaO = Ba(NaO)2 + H2O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
Cr + ClO = CrO4 + Cl =>
Cr + 4 ClO = CrO4 + 4 Cl
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
NaOH + CH4 = Na + CO2 + H2 =>
2 NaOH + CH4 = 2 Na + CO2 + 3 H2
Hg + H{+} = Hg{2+} + H2 =>
Hg + 2 H{+} = Hg{2+} + H2
NO3{-} + H{+} + As2O3 + H2O = N2O3 + H3AsO4 =>
2 NO3{-} + 2 H{+} + As2O3 + 2 H2O = N2O3 + 2 H3AsO4
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
Al + H2Cl = AlCl3 + H2 =>
Al + 3 H2Cl = AlCl3 + 3 H2
(NH4)2SO3 + FeCl2 = NH4Cl + FeSO3 =>
(NH4)2SO3 + FeCl2 = 2 NH4Cl + FeSO3
CH3C(O)CH3 + CH3CH2OH = (CH3)2C(OCH2CH3)2 + H2O =>
CH3C(O)CH3 + 2 CH3CH2OH = (CH3)2C(OCH2CH3)2 + H2O
Fe(NO3)3 + NiSO4 = FeSO4 + Ni(NO3)3 =>
Fe(NO3)3 + NiSO4 = FeSO4 + Ni(NO3)3
Cu(s) + H2SO4(ac) = CuSO4(ac) + SO2(g) + H2O =>
Cu(s) + 2 H2SO4(ac) = CuSO4(ac) + SO2(g) + 2 H2O
K + S = K{+} + S{-}2 =>
K + S = K{+} + S{-}2
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Al2O3 + H3PO4 = AlPO4 + H2O =>
Al2O3 + 2 H3PO4 = 2 AlPO4 + 3 H2O
AgNO3(aq) + Li3PO4(aq) = Ag3PO4 + LiNO3 =>
3 AgNO3(aq) + Li3PO4(aq) = Ag3PO4 + 3 LiNO3
NaBr2 + BaI2 = NaI2 + BaBr2 =>
NaBr2 + BaI2 = NaI2 + BaBr2
KOH + H2O = KO2 + H3 =>
KOH + H2O = KO2 + H3
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
Zn(s) + HCl = ZnCl2(s) + H2(g) =>
Zn(s) + 2 HCl = ZnCl2(s) + H2(g)
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
KCl + CaSO4 = CaCl2 + K2SO4CaSO4 =>
2 KCl + 2 CaSO4 = CaCl2 + K2SO4CaSO4
K2S + KMnO4 + KOH = SO2 + K2MnO4 + H2O =>
K2S + 6 KMnO4 + 4 KOH = SO2 + 6 K2MnO4 + 2 H2O
C5H12 + O2 = CO2 + H2 =>
C5H12 + 5 O2 = 5 CO2 + 6 H2
HOCl + KOH = KCl + H2O2 =>
HOCl + KOH = KCl + H2O2
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l) =>
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l)
BaCl2 + C = Ba + CCl4 =>
2 BaCl2 + C = 2 Ba + CCl4
MnO4{-} + SO3{-} + H2O = MnO2 + SO4{-} + OH{-} =>
2 MnO4{-} + 3 SO3{-} + H2O = 2 MnO2 + 3 SO4{-} + 2 OH{-}
Co + H{+} = Co{+2} + H2 =>
Co + 2 H{+} = Co{+2} + H2
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
K + S = K{+} + S{-}2 =>
K + S = K{+} + S{-}2
K2Cr2O7 + Na2SO3 + H2SO4 = Cr(HSO4)3 + NaHSO4 + KHSO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 11 H2SO4 = 2 Cr(HSO4)3 + 6 NaHSO4 + 2 KHSO4 + 4 H2O
Cu + (NO3){-} + H{+} = Cu{+2} + NO2 + H2O =>
Cu + 2(NO3){-} + 4 H{+} = Cu{+2} + 2 NO2 + 2 H2O
Ag(s) + H2S(g) + O2 = Ag2S(s) + H2O(g) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s) + 2 H2O(g)
H2S + KMnO4 = K2SO4 + H2O + MnO2 + KOH =>
3 H2S + 8 KMnO4 = 3 K2SO4 + 2 H2O + 8 MnO2 + 2 KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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