| Équations équilibrées la veille |
2 KF + BaBr2 = (BaF2) + 2(KBr)
Ag2SO4 + NaNO3 = Ag2NO3 + NaSO4 =>
Ag2SO4 + NaNO3 = Ag2NO3 + NaSO4
FeSO4 + C6H8O7 + O2 = Fe2(SO4)3 + (FeOH)3(C6H5O7)2 + H2O =>
36 FeSO4 + 8 C6H8O7 + 9 O2 = 12 Fe2(SO4)3 + 4(FeOH)3(C6H5O7)2 + 6 H2O
ZnS + H2SO4 = Zn2SO4 + SO2 + H2O =>
2 ZnS + 6 H2SO4 = Zn2SO4 + 7 SO2 + 6 H2O
Cu2O3S = Cu2O + SO2 =>
Cu2O3S = Cu2O + SO2
MgO + S3(PO4)4 = Mg3(PO4)2 + SO2 =>
6 MgO + S3(PO4)4 = 2 Mg3(PO4)2 + 3 SO2
FeCl3 + HOH = Fe(OH)3 + HCl =>
FeCl3 + 3 HOH = Fe(OH)3 + 3 HCl
Pb(s) + ClO3{-}(aq) = PbO(s) + Cl{-}(aq) =>
3 Pb(s) + ClO3{-}(aq) = 3 PbO(s) + Cl{-}(aq)
NH2(CH2)COOH + NaOH = NH2(CH2)COONa + H2O =>
NH2(CH2)COOH + NaOH = NH2(CH2)COONa + H2O
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2 =>
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2
Na2CrO4 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + H2O =>
2 Na2CrO4 + 6 NaI + 8 H2SO4 = Cr2(SO4)3 + 3 I2 + 5 Na2SO4 + 8 H2O
FeS + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS + 6 HNO3 = Fe(NO3)3 + H2SO4 + 3 NO + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
KMnO7 + K2SO3 + H2O = MnO2 + KOH + K2SO4 =>
2 KMnO7 + 9 K2SO3 + H2O = 2 MnO2 + 2 KOH + 9 K2SO4
N2 + Na = Na3N =>
N2 + 6 Na = 2 Na3N
CrO2 + H2O = H2CrO4 + H2 =>
CrO2 + 2 H2O = H2CrO4 + H2
FeS + HNO3 = Fe(NO3)2 + H2S =>
FeS + 2 HNO3 = Fe(NO3)2 + H2S
Au2O3 + H2O = Au2 + H2O2 =>
Au2O3 + 3 H2O = Au2 + 3 H2O2
Zn2{+} + H2O = Zn + H{+} + O2 =>
4 Zn2{+} + 2 H2O = 8 Zn + 4 H{+} + O2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
HCl + Cr = H2 + CrCl3 =>
6 HCl + 2 Cr = 3 H2 + 2 CrCl3
FeS + HNO3 = Fe(NO3)2 + NO + S + H2O =>
3 FeS + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 3 S + 4 H2O
Fe(SCN)2 + KSCN = FeK2 + SCN =>
Fe(SCN)2 + 2 KSCN = FeK2 + 4 SCN
K3PO4 + H2O = H2PO4 + K + OH =>
K3PO4 + 2 H2O = H2PO4 + 3 K + 2 OH
Mn{+7} + Cl{-} = Mn{+5} + Cl{+} =>
Mn{+7} + Cl{-} = Mn{+5} + Cl{+}
OH + C2O4 = CO3 + H2O =>
4 OH + C2O4 = 2 CO3 + 2 H2O
Li2(CO3) = Li2O + CO2 =>
Li2(CO3) = Li2O + CO2
Na2CrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
Na2CrO2 + 2 PbO2 + 4 NaOH = Na2CrO4 + 2 Na2PbO2 + 2 H2O
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
CuSO4(aq) + KBr(s) = CuBr2(s) + K2SO4 =>
CuSO4(aq) + 2 KBr(s) = CuBr2(s) + K2SO4
Li + O2 = LiO2 =>
Li + O2 = LiO2
PbC2H3 + O2 = PbO + CO2 + H2O = H2O + Br2 =>
4 PbC2H3 + 13 O2 = 4 PbO + 8 CO2 + 6 H2O
Na2S2O3 + KIO3 + H2SO4 = Na2SO4 + K2SO4 + ISO4 + H2O =>
3 Na2S2O3 + 8 KIO3 + 9 H2SO4 = 3 Na2SO4 + 4 K2SO4 + 8 ISO4 + 9 H2O
KNO2 + FeCl2 + H2SO4 = N2 + FeCl3 + KCl + FeSO4 + H2O =>
2 KNO2 + 10 FeCl2 + 4 H2SO4 = N2 + 6 FeCl3 + 2 KCl + 4 FeSO4 + 4 H2O
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
HOO + NO = OH + NO2 =>
HOO + NO = OH + NO2
S + NaOH = Na2S2O3 + Na2S + H2O =>
4 S + 6 NaOH = Na2S2O3 + 2 Na2S + 3 H2O
CaN + NaS = CaS + NaN(doubledisplacement) =>
CaN + NaS = CaS + NaN(doubledisplacement)
La(NO3)3 + NaOH = La(OH)3 + NaNO3 =>
La(NO3)3 + 3 NaOH = La(OH)3 + 3 NaNO3
HClO + Cr(OH)4 + KOH = Cl2 + K2CrO4 + H2O =>
2 HClO + Cr(OH)4 + 2 KOH = Cl2 + K2CrO4 + 4 H2O
Pd + HNO3 = Pd(NO3)3 + NO2 + H2O =>
Pd + 6 HNO3 = Pd(NO3)3 + 3 NO2 + 3 H2O
FeCl3 + H2SO4 + KI = Fe(SO4)3 + KCl + H2 + I2 =>
2 FeCl3 + 6 H2SO4 + 6 KI = 2 Fe(SO4)3 + 6 KCl + 6 H2 + 3 I2
C2H2 + CI2 = C + HCI =>
C2H2 + CI2 = C + 2 HCI
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH4OH + HCl = NH4(Cl) + H2O =>
NH4OH + HCl = NH4(Cl) + H2O
Fe + O2 + H2O = FeOH(aq) =>
4 Fe + O2 + 2 H2O = 4 FeOH(aq)
(CH3COO)2Mg = Mg + CH3COO =>
(CH3COO)2Mg = Mg + 2 CH3COO
()H2(g) + ()I2(s) = ()HI(s) =>
()H2(g) + ()I2(s) = 2()HI(s)
NH4HSO3 + Ba(OH)2 = NH3 + H2O + BaSO3 =>
NH4HSO3 + Ba(OH)2 = NH3 + 2 H2O + BaSO3
Al + CaH = AlH + Ca =>
Al + CaH = AlH + Ca
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Équations équilibrées sur11/02/24
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