| Équations équilibrées la veille |
2 MnCl3 + 3 Ca = 3 CaCl2 + 2 Mn
Co3Cl + KOH{-} = KCl + Co3OH{-} =>
Co3Cl + KOH{-} = KCl + Co3OH{-}
C4H9OH + H2O = CO2 + H2 =>
C4H9OH + 7 H2O = 4 CO2 + 12 H2
W + HCl = WCl + H =>
W + HCl = WCl + H
PBS + H2O2 = PBSO4 + H2O =>
PBS + 4 H2O2 = PBSO4 + 4 H2O
Al + Se + O2 = Al2SeO6 =>
2 Al + Se + 3 O2 = Al2SeO6
NiCl + H2O = HCl + NiOH =>
NiCl + H2O = HCl + NiOH
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Cu + Ag3PO4 = Cu3(PO4)2 + Ag =>
3 Cu + 2 Ag3PO4 = Cu3(PO4)2 + 6 Ag
NaMnO4 + HBr = Br2 + NaBr + MnBr2 + H2O =>
2 NaMnO4 + 16 HBr = 5 Br2 + 2 NaBr + 2 MnBr2 + 8 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
H3PO4 + NiCl2 = Ni3(PO4)2 + HCl =>
2 H3PO4 + 3 NiCl2 = Ni3(PO4)2 + 6 HCl
OHCH2CHCH2OH + KMnO4 + H2SO4 = HOC(O)CH2CH2C(O)OH + MnSO4 + K2SO4 + H2O =>
20 OHCH2CHCH2OH + 18 KMnO4 + 27 H2SO4 = 15 HOC(O)CH2CH2C(O)OH + 18 MnSO4 + 9 K2SO4 + 52 H2O
S2O3{2-} + Cl2 + H2O = Cl{-} + H{+} + SO4{2-} =>
S2O3{2-} + 4 Cl2 + 5 H2O = 8 Cl{-} + 10 H{+} + 2 SO4{2-}
LiO + HBr = LiBr + HO =>
LiO + HBr = LiBr + HO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH2CH2COOH + HCl = NH2CH2COOCl + H2 =>
NH2CH2COOH + HCl = NH2CH2COOCl + H2
K3Fe(CN)6 + NH4OH = KOH + (NH4)3[Fe(CN)6] =>
K3Fe(CN)6 + 3 NH4OH = 3 KOH + (NH4)3[Fe(CN)6]
H2O(l) = H2(g) + O2(g) =>
2 H2O(l) = 2 H2(g) + O2(g)
C6H5COOH + HNO3 = (C6H5COO)NO2 + H2O =>
C6H5COOH + HNO3 = (C6H5COO)NO2 + H2O
FeCl3 + Zn(OH)2 = ZnCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Zn(OH)2 = 3 ZnCl2 + 2 Fe(OH)3
NH4F + K2S = NH4S + K2F =>
NH4F + K2S = NH4S + K2F
Hg2CO3 + CaBr2 = CaCO3 + HgBr =>
Hg2CO3 + CaBr2 = CaCO3 + 2 HgBr
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
XC2H5 + KMnO4 + H2SO4 = XCOOH + CHOOH + K2SO4 + MnSO4 + H2O =>
XC2H5 + 2 KMnO4 + 3 H2SO4 = XCOOH + CHOOH + K2SO4 + 2 MnSO4 + 4 H2O
Na2HPO4 + FeSO4 = Na2SO4 + Fe3(PO4)2 + H2SO4 =>
2 Na2HPO4 + 3 FeSO4 = 2 Na2SO4 + Fe3(PO4)2 + H2SO4
KOH + Li3N = K3N + LiOH =>
3 KOH + Li3N = K3N + 3 LiOH
Cr{3+} + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr{3+} + 3 ClO{-} + 10 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
HCO3{-} + H2O = CO3{-2} + H3O{+} =>
HCO3{-} + H2O = CO3{-2} + H3O{+}
Mg(s) + FeCl(aq) = MgCl2 + Fe =>
Mg(s) + 2 FeCl(aq) = MgCl2 + 2 Fe
AI + Mg = AIMg =>
AI + Mg = AIMg
C6H5CH3 + MnO4{-} + H{+} = C6H5COOH + Mn + H2O =>
7 C6H5CH3 + 6 MnO4{-} + 6 H{+} = 7 C6H5COOH + 6 Mn + 10 H2O
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Cr(NO3)3 + (NH2)2CO + H2O = Cr2O3 + NH4NO3 + CO2 =>
2 Cr(NO3)3 + 3(NH2)2CO + 6 H2O = Cr2O3 + 6 NH4NO3 + 3 CO2
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
H2SiF6 + Ti = TiF4 + SiF4 + H2 =>
2 H2SiF6 + Ti = TiF4 + 2 SiF4 + 2 H2
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
CuFeS2(s) + O2(g) = Cu2S(s) + Fe3O4(s) + SO2(g) =>
6 CuFeS2(s) + 13 O2(g) = 3 Cu2S(s) + 2 Fe3O4(s) + 9 SO2(g)
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Ta + Cl = TaCl5 =>
Ta + 5 Cl = TaCl5
C4H4O4 + NH4OH = (NH4)C4H3O4 + H2O =>
C4H4O4 + NH4OH = (NH4)C4H3O4 + H2O
Ta + Cl = TaCl5 =>
Ta + 5 Cl = TaCl5
C6H5CH3 + MnO4{-} + H{+} = C6H5COOH + Mn2{+} + H2O =>
13 C6H5CH3 + 12 MnO4{-} + 18 H{+} = 13 C6H5COOH + 6 Mn2{+} + 22 H2O
Ta + Cl = TaCl5 =>
Ta + 5 Cl = TaCl5
Na2HPO4 + FeSO4 = Na2SO4 + Fe3(PO4)2 + H2SO4 =>
2 Na2HPO4 + 3 FeSO4 = 2 Na2SO4 + Fe3(PO4)2 + H2SO4
Ta + Cl = TaCl5 =>
Ta + 5 Cl = TaCl5
FeCl3 + CaF2 = FeF3 + CaCl2 =>
2 FeCl3 + 3 CaF2 = 2 FeF3 + 3 CaCl2
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