| Équations équilibrées la veille |
Sn + 2 B = SnB2
(Na2CO3)(aq) + (HNO3)(aq) = CO2 + NaNO3 + H2O =>
(Na2CO3)(aq) + 2(HNO3)(aq) = CO2 + 2 NaNO3 + H2O
KMnO4 + NaNO2 + H2O2 = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 4 NaNO2 + H2O2 = 2 MnO2 + 4 NaNO3 + 2 KOH
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
H3Po4 + Al(OH)3 = AlPo4 + H2O =>
H3Po4 + Al(OH)3 = AlPo4 + 3 H2O
Cr + AlCl3 = CrCl3 + Al =>
Cr + AlCl3 = CrCl3 + Al
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba + Po4 = BaPo4 =>
Ba + Po4 = BaPo4
Br + I{-} = Br{-} + I2 =>
2 Br + 2 I{-} = 2 Br{-} + I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2C2O4*2H2O + (NH4)2C2O4*H2O + NH4VO3 = (NH4)2[VO(C2O4)2*2(H2O)] + H2O + CO2 =>
4 H2C2O4*2H2O + (NH4)2C2O4*H2O + 2 NH4VO3 = 2(NH4)2[VO(C2O4)2*2(H2O)] + 9 H2O + 2 CO2
NbCl4 + H2O = NbO2 + HCl =>
NbCl4 + 2 H2O = NbO2 + 4 HCl
KCIO3 = KCIO4 + KCI = =>
4 KCIO3 = 3 KCIO4 + KCI
C9HO + O = C2O + HO =>
2 C9HO + 9 O = 9 C2O + 2 HO
(Na2CO3)(aq) + (HNO3)(aq) = CO2 + NaNO3 + H2O =>
(Na2CO3)(aq) + 2(HNO3)(aq) = CO2 + 2 NaNO3 + H2O
Ni(C2H3O2) + Al = Ni + Al(C2H3O2)3 =>
3 Ni(C2H3O2) + Al = 3 Ni + Al(C2H3O2)3
Fe + NiSO4 = Fe(SO4)4 + Ni =>
Fe + 4 NiSO4 = Fe(SO4)4 + 4 Ni
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH2OH + CrO4{2-} + H{+} = Cr{3+} + CH3CHO + H2O =>
3 CH3CH2OH + 2 CrO4{2-} + 10 H{+} = 2 Cr{3+} + 3 CH3CHO + 8 H2O
Na + (ClO3) = Na(ClO3) =>
Na + (ClO3) = Na(ClO3)
C6H14O(l) + O2 = CO2 + H2O =>
C6H14O(l) + 9 O2 = 6 CO2 + 7 H2O
LiCl(aq) + KOH(aq) = LiOH(aq) + KCl(aq) =>
LiCl(aq) + KOH(aq) = LiOH(aq) + KCl(aq)
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
MgP = Mg + P =>
MgP = Mg + P
K2C03 + HCl = KCl + H2C03 =>
K2C03 + 2 HCl = 2 KCl + H2C03
NH4F + FeCl3 = NH4Cl + FeF3 =>
3 NH4F + FeCl3 = 3 NH4Cl + FeF3
SiO2 + H2O3 = Si2H3 + O2 =>
8 SiO2 + 6 H2O3 = 4 Si2H3 + 17 O2
PbN5 + CrMn2O8 = Cr2O3 + MnO2 + N2 + PbO2 =>
10 PbN5 + 8 CrMn2O8 = 4 Cr2O3 + 16 MnO2 + 25 N2 + 10 PbO2
CH3COCl + CH3CHOHCH3 = CH3(CH2)3COOH + HCl =>
CH3COCl + CH3CHOHCH3 = CH3(CH2)3COOH + HCl
Hg + Al2(SO4)3 = Hg2SO4 + Al =>
6 Hg + Al2(SO4)3 = 3 Hg2SO4 + 2 Al
Ba(NO3)2 + K2Cr2O7 = BaCr2O7 + KNO3 =>
Ba(NO3)2 + K2Cr2O7 = BaCr2O7 + 2 KNO3
K3PO4 + NaI = KI + Na3PO4 =>
K3PO4 + 3 NaI = 3 KI + Na3PO4
Ag + H2SeO4 = Ag2SeO4 + H3SeO3 + H2O =>
6 Ag + 5 H2SeO4 = 3 Ag2SeO4 + 2 H3SeO3 + 2 H2O
Ba(NO3)2(aq) + CuSO4(aq) = Cu(NO3)2(aq) + BaSO4(s) =>
Ba(NO3)2(aq) + CuSO4(aq) = Cu(NO3)2(aq) + BaSO4(s)
NaHPO4 + HCl = H3PO4 + NaCl2 =>
NaHPO4 + 2 HCl = H3PO4 + NaCl2
KMnO4 + Na2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
H2Cl2 = HCl =>
H2Cl2 = 2 HCl
Fe + H6S3O12 = FeSO4 + H2O + SO2 =>
3 Fe + 2 H6S3O12 = 3 FeSO4 + 6 H2O + 3 SO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
N2H4 + F2 = N2 + HF =>
N2H4 + 2 F2 = N2 + 4 HF
AgCl + Cl{-} = AgCl2{-} =>
AgCl + Cl{-} = AgCl2{-}
H6C6 + O = CO2 + H2O =>
H6C6 + 15 O = 6 CO2 + 3 H2O
C2H6O + CH3OOH = C4H8O2 + H2O =>
C2H6O + 2 CH3OOH = C4H8O2 + 3 H2O
AgS(s) + O2(g) = Ag2O3(s) + S2(g) =>
4 AgS(s) + 3 O2(g) = 2 Ag2O3(s) + 2 S2(g)
Mg(ClO2)2 = MgCl2 + O2 =>
Mg(ClO2)2 = MgCl2 + 2 O2
Ni(NO3)2 + CuSO4 = Ni(SO4) + Cu(NO3)2 =>
Ni(NO3)2 + CuSO4 = Ni(SO4) + Cu(NO3)2
C12H24O2 + O2 = CO2 + H2O =>
C12H24O2 + 17 O2 = 12 CO2 + 12 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SO3(aq) + HC2H3O2(aq) = NaC2H3O2(aq) + SO2(g) + H2O(l) =>
Na2SO3(aq) + 2 HC2H3O2(aq) = 2 NaC2H3O2(aq) + SO2(g) + H2O(l)
Cu(NO3)2(aq) + Na3PO4 = Cu3(PO4)2 + NaNO3 =>
3 Cu(NO3)2(aq) + 2 Na3PO4 = Cu3(PO4)2 + 6 NaNO3
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Équations équilibrées sur11/12/24
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