| Équations équilibrées la veille |
C2H4 + 2 K2Cr2O7 + 8 H2SO4 = 10 H2O + 2 Cr2(SO4)3 + 2 CO2 + 2 K2SO4
Na2CO3 + HCl2 = NaCl2 + CO2 + H2O =>
Na2CO3 + 2 HCl2 = 2 NaCl2 + CO2 + H2O
Al(OH)3 + K2O = K3AlO3 + H2O =>
2 Al(OH)3 + 3 K2O = 2 K3AlO3 + 3 H2O
C4H9OH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
15 C4H9OH + 16 KMnO4 + 24 H2SO4 = 20 C2H5COOH + 8 K2SO4 + 16 MnSO4 + 39 H2O
Na2TeO3 + NaI + HCl = NaCl + Te + I + H2O =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + Te + 4 I + 3 H2O
Ba + CuSO4 = BaSO4 + Cu =>
Ba + CuSO4 = BaSO4 + Cu
Na2S2O3 + I3{-} = I{-} + Na{+} + NaS4O6 =>
4 Na2S2O3 + 3 I3{-} = 9 I{-} + 6 Na{+} + 2 NaS4O6
AlCl3 + Na = Al + NaCl =>
AlCl3 + 3 Na = Al + 3 NaCl
NH3 + SO4 = NH3SO4 =>
NH3 + SO4 = NH3SO4
CrO4{2-} + S2O4{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
2 CrO4{2-} + S2O4{2-} + 4 H2O = 2 Cr(OH)3 + 2 SO4{2-} + 2 OH{-}
Fe + HCI = FeCI + H =>
Fe + HCI = FeCI + H
NH3 + H = HNH3 =>
NH3 + H = HNH3
LiOHH2PO4 = LiPO4H2OH =>
LiOHH2PO4 = LiPO4H2OH
H + Cl + O = HClO =>
H + Cl + O = HClO
ZnCl2 + K4[Fe(CN)6] = ZnK2Fe(CN)6 + KCl =>
ZnCl2 + K4[Fe(CN)6] = ZnK2Fe(CN)6 + 2 KCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ag(NO3)2 = AgO + NO2 + O2 =>
2 Ag(NO3)2 = 2 AgO + 4 NO2 + O2
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOK + MnSO4 + K2SO4 + H2O =>
10 C6H5CH3 + 12 KMnO4 + 13 H2SO4 = 10 C6H5COOK + 12 MnSO4 + K2SO4 + 28 H2O
HCOH + H2O = CH3OH + O2 =>
2 HCOH + 2 H2O = 2 CH3OH + O2
C6H8O7(aq) + NaOH(aq) = Na3C6H5O7(aq) + H2O(l) =>
C6H8O7(aq) + 3 NaOH(aq) = Na3C6H5O7(aq) + 3 H2O(l)
NaCl(aq) + Pb(C2H3O2)2(aq) = PbCl2(s) + NaC2H3O2(aq) =>
2 NaCl(aq) + Pb(C2H3O2)2(aq) = PbCl2(s) + 2 NaC2H3O2(aq)
Zn + ClH = ZnCl2 + H2 =>
Zn + 2 ClH = ZnCl2 + H2
Ag(NO3)2 = Ag + NO2 + O2 =>
Ag(NO3)2 = Ag + 2 NO2 + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NO3{-} + Zn + OH{-} = NH3 + ZnO2{2-} + H2O =>
NO3{-} + 4 Zn + 7 OH{-} = NH3 + 4 ZnO2{2-} + 2 H2O
Mg2O + H2O = MgOH =>
Mg2O + H2O = 2 MgOH
Mn(s) + HBr(aq) = MnBr(aq) + H2(g) =>
2 Mn(s) + 2 HBr(aq) = 2 MnBr(aq) + H2(g)
H3S + O2 = SO2 + H2O =>
4 H3S + 7 O2 = 4 SO2 + 6 H2O
Pb3O4 = Pb + O2 =>
Pb3O4 = 3 Pb + 2 O2
MnO4 + I = MnO2 + IO3 =>
3 MnO4 + 2 I = 3 MnO2 + 2 IO3
Al(OH)3 + AgNO3 = Al(NO3)3 + AgOH =>
Al(OH)3 + 3 AgNO3 = Al(NO3)3 + 3 AgOH
CuFeS2 + H2O + O2 = Cu9S5 + FeSO4 + H2SO4 =>
9 CuFeS2 + 4 H2O + 24 O2 = Cu9S5 + 9 FeSO4 + 4 H2SO4
Na(s) + HNO3(aq) = NaNO3 + H2 =>
2 Na(s) + 2 HNO3(aq) = 2 NaNO3 + H2
BaSO3 + HCl2 = BaCl2 + HSO3 =>
BaSO3 + HCl2 = BaCl2 + HSO3
Ag + ZnCl2 = Zn2 + AgCl =>
4 Ag + 2 ZnCl2 = Zn2 + 4 AgCl
HBr + Mg(OH)2 = MgBr2 + H2O = =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Cr(NO3)3 = Cr3 + NO3 =>
3 Cr(NO3)3 = Cr3 + 9 NO3
CrO + H2SO4 = CrSO4 + H2O =>
CrO + H2SO4 = CrSO4 + H2O
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
F + AgNO3 = FNO3 + Ag =>
F + AgNO3 = FNO3 + Ag
H2O + CO2 = O2 + C6H12O6 =>
6 H2O + 6 CO2 = 6 O2 + C6H12O6
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Ba + Si = SiBa =>
Ba + Si = SiBa
(IO3{-}) + (I{-}) + H{+} = (I3{-}) + H2O =>
(IO3{-}) + 8(I{-}) + 6 H{+} = 3(I3{-}) + 3 H2O
Br2(l) + NaCl(aq) = NaBr(aq) + Cl2(s) =>
Br2(l) + 2 NaCl(aq) = 2 NaBr(aq) + Cl2(s)
FeBr2 + KOH = Fe(OH)2 + KBr =>
FeBr2 + 2 KOH = Fe(OH)2 + 2 KBr
Na(s) + Br2(g) = NaBr(s) =>
2 Na(s) + Br2(g) = 2 NaBr(s)
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2 =>
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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Équations équilibrées sur12/21/24
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