| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mn(OH)2 + 2 OH = Mn3O4 + 4 H2O
C7H14 + HBr = CBr4 + H2 =>
C7H14 + 28 HBr = 7 CBr4 + 21 H2
KNO3(aq) + CaCl2(aq) = Ca(NO3)2 + KCl =>
2 KNO3(aq) + CaCl2(aq) = Ca(NO3)2 + 2 KCl
ZrO(OH)2 + NaOH + H2O = Na2[Zr(OH)6] =>
ZrO(OH)2 + 2 NaOH + H2O = Na2[Zr(OH)6]
Mg(s) + HCl(aq) = MgCl2(aq) + H2Cl(g) =>
Mg(s) + 4 HCl(aq) = MgCl2(aq) + 2 H2Cl(g)
H3PO4 + Ag = HAg + PO4 =>
H3PO4 + 3 Ag = 3 HAg + PO4
Fe + HPO7 = Fe(PO7)8 + H2 =>
Fe + 8 HPO7 = Fe(PO7)8 + 4 H2
NH3 + HIO3 = HI + N2H4 + H2O =>
6 NH3 + HIO3 = HI + 3 N2H4 + 3 H2O
KI(aq) + Br2(s) = BrI + K2 =>
2 KI(aq) + Br2(s) = 2 BrI + K2
KNO3 + BaCl2 = KCl2 + Ba(NO3) =>
KNO3 + BaCl2 = KCl2 + Ba(NO3)
Cu2CO3 = Cu + CO2 + O2 =>
2 Cu2CO3 = 4 Cu + 2 CO2 + O2
Na + SO4(aq) + CaCl(aq) = CaSO4(g) + NaCl(aq) =>
Na + SO4(aq) + CaCl(aq) = CaSO4(g) + NaCl(aq)
Pb(NO3)2 + K4Fe(CN)6 = Pb4[Fe(CN)6]2 + KNO3 =>
4 Pb(NO3)2 + 2 K4Fe(CN)6 = Pb4[Fe(CN)6]2 + 8 KNO3
Na2O + C = CO + Na =>
Na2O + C = CO + 2 Na
C2H6(l) + O2(g) = CO2 + H2O =>
2 C2H6(l) + 7 O2(g) = 4 CO2 + 6 H2O
ClO2(aq) + NaBr(aq) = NaCl + BrO2 =>
ClO2(aq) + NaBr(aq) = NaCl + BrO2
Na2H2CO3 + CaCl2 = NaCl + CaH2CO3 =>
Na2H2CO3 + CaCl2 = 2 NaCl + CaH2CO3
CH3OCH3 + HBr = CH3OHCH3 + Br =>
CH3OCH3 + HBr = CH3OHCH3 + Br
H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
K2 + H2SO4 = K2SO4 + H2 =>
K2 + H2SO4 = K2SO4 + H2
NaOH(s) + CO2(g) = Na2CO3(s) + H2O =>
2 NaOH(s) + CO2(g) = Na2CO3(s) + H2O
N2(aq) + O2(aq) = NO =>
N2(aq) + O2(aq) = 2 NO
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
FeCO3 + H2PO4 = H2O + CO2 + FePO4 =>
FeCO3 + H2PO4 = H2O + CO2 + FePO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
VO{2+} + H2O + H2O2 = VO3{-} + H{+} =>
2 VO{2+} + 2 H2O + H2O2 = 2 VO3{-} + 6 H{+}
LiCl + H2S = Li2S + HCl =>
2 LiCl + H2S = Li2S + 2 HCl
Fe(s) + H2O(g) = Fe2O4(s) + H2(g) =>
2 Fe(s) + 4 H2O(g) = Fe2O4(s) + 4 H2(g)
C8H9NO5 + HCl = C2 + NCl + H2O =>
C8H9NO5 + HCl = 4 C2 + NCl + 5 H2O
Cr2(SO4)3 + O2 + NaOH = NaCrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 2 O2 + 8 NaOH = 2 NaCrO4 + 4 H2O + 3 Na2SO4
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
S3O6{2-} + MnO4{-} + OH{-} = MnO2 + SO4{2-} + H2O =>
3 S3O6{2-} + 8 MnO4{-} + 4 OH{-} = 8 MnO2 + 9 SO4{2-} + 2 H2O
Be2O9{2-} + H{+} + e = Be{2+} + H2O =>
Be2O9{2-} + 18 H{+} + 12e = 2 Be{2+} + 9 H2O
Li + HNO3 = H2O + LiNO3 + NO2 =>
Li + 2 HNO3 = H2O + LiNO3 + NO2
Na2C2O4 = Na2C2 + O =>
Na2C2O4 = Na2C2 + 4 O
C6H14N4O2 + H2O = CH4 + NH3 + CO2 =>
4 C6H14N4O2 + 18 H2O = 11 CH4 + 16 NH3 + 13 CO2
Na2S2O3 + Br2 + NaOH = NaHSO4 + H2O + NaBr =>
Na2S2O3 + 4 Br2 + 8 NaOH = 2 NaHSO4 + 3 H2O + 8 NaBr
KOH + FeBr2 = KBr + Fe(OH)2 =>
2 KOH + FeBr2 = 2 KBr + Fe(OH)2
PbO + HC2H3O2 = H2O + Pb(C2H3O2)2 =>
PbO + 2 HC2H3O2 = H2O + Pb(C2H3O2)2
CaN2O6 + KOH = CaO2H2 + KNO3 =>
CaN2O6 + 2 KOH = CaO2H2 + 2 KNO3
Na2SO3 + H2SO4 = Na2SO4 + SO + H2O =>
2 Na2SO3 + H2SO4 = 2 Na2SO4 + SO + H2O
O = O760000 =>
760000 O = O760000
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
KClO3 + H2O2 = KClO4 + H2O =>
KClO3 + H2O2 = KClO4 + H2O
P2O5 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 H2O
K2S + Cl2 = KCl2 + S =>
K2S + 2 Cl2 = 2 KCl2 + S
Na2(Sn(OH)4) + Br2 + NaOH = Na2(Sn(OH)6) + NaBr =>
Na2(Sn(OH)4) + Br2 + 2 NaOH = Na2(Sn(OH)6) + 2 NaBr
Li(CH3CO2) + C2H5OH = LiC2H5O + CH3COOH =>
Li(CH3CO2) + C2H5OH = LiC2H5O + CH3COOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/24
Équations équilibrées sur03/03/23
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