| Équations équilibrées la veille |
V2O5H2O = H2V2O6
Ca3(AlO3)2 + AgCl = CaCl2 + Ag3AlO3 =>
Ca3(AlO3)2 + 6 AgCl = 3 CaCl2 + 2 Ag3AlO3
NO3 + H2SO4 = (NO3)2SO4 + H2 =>
2 NO3 + H2SO4 = (NO3)2SO4 + H2
CH3COONH4 + Ba(OH)2 = NH3 + Ba(CH3COO)2 + H2O =>
2 CH3COONH4 + Ba(OH)2 = 2 NH3 + Ba(CH3COO)2 + 2 H2O
C2H4HBr = C2H5Br =>
C2H4HBr = C2H5Br
K2Cr2O7 + HCl + FeCl = FeCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 FeCl = 3 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
H2O + Na2O3 = O2 + NaOH =>
H2O + Na2O3 = O2 + 2 NaOH
C4H9Br + Na = C8H18 + NaBr =>
2 C4H9Br + 2 Na = C8H18 + 2 NaBr
C4H9Cl + Na = C4H9Na + Cl2 =>
2 C4H9Cl + 2 Na = 2 C4H9Na + Cl2
K2Cr2O7 + Na2SO3 = Na2SO4 + Cr2O3 + K2O =>
K2Cr2O7 + 3 Na2SO3 = 3 Na2SO4 + Cr2O3 + K2O
C6H2N3NaO7 + HCN = C8H2NaN5O6 + H2O =>
C6H2N3NaO7 + 2 HCN = C8H2NaN5O6 + H2O
NaOH + BaO = Ba(NaO)2 + H2O =>
2 NaOH + BaO = Ba(NaO)2 + H2O
C2H6Cl + Na = C2H6 + NaCl =>
C2H6Cl + Na = C2H6 + NaCl
Br + KI2 = I + KBr2 =>
2 Br + KI2 = 2 I + KBr2
C8H10 + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + C11H10O10 =>
11 C8H10 + 38 KMnO4 + 57 H2SO4 = 38 MnSO4 + 72 H2O + 19 K2SO4 + 8 C11H10O10
K + HNO3 = H2O + KNO3 + N2 =>
10 K + 12 HNO3 = 6 H2O + 10 KNO3 + N2
K2S2O3 + KMnO4 + HCl = K2SO4 + S + MnCl2 + H2O =>
2 K2S2O3 + 2 KMnO4 + 4 HCl = 3 K2SO4 + S + 2 MnCl2 + 2 H2O
LiSO4 + Ca = Li2Ca + SO4 =>
2 LiSO4 + Ca = Li2Ca + 2 SO4
HCl + (NH4)2CrO4 = H2CrO4 + NH4Cl =>
2 HCl + (NH4)2CrO4 = H2CrO4 + 2 NH4Cl
C6H12HBr = C6H13Br =>
C6H12HBr = C6H13Br
C2H4HBr = CH3CH2Br =>
C2H4HBr = CH3CH2Br
KSCN = K + SCN =>
KSCN = K + SCN
K2CrO4 + NaNO2 + H2O = KOH + Cr2O3 + NaNO3 =>
2 K2CrO4 + 3 NaNO2 + 2 H2O = 4 KOH + Cr2O3 + 3 NaNO3
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C4H10 + HBr = C4H9Br + H2 =>
C4H10 + HBr = C4H9Br + H2
Cr{3+} = Cr2{6+} =>
2 Cr{3+} = Cr2{6+}
AgI + HNO3 = AgNO3 + HI =>
AgI + HNO3 = AgNO3 + HI
Cu3N2 = Cu + N2 =>
Cu3N2 = 3 Cu + N2
Pb(s) + CuSO4(aq) = Cu(s) + Pb(SO4)2(aq) =>
Pb(s) + 2 CuSO4(aq) = 2 Cu(s) + Pb(SO4)2(aq)
HgO + C = COHg =>
HgO + C = COHg
C6H5Cl + ClCH3 = C6H5CH3 + HCl =>
3 C6H5Cl + 10 ClCH3 = 4 C6H5CH3 + 13 HCl
Cr{3+} = Cr2{6+} =>
2 Cr{3+} = Cr2{6+}
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
K3PO4 + CrBr2 = KBr + Cr3(PO4)2 =>
2 K3PO4 + 3 CrBr2 = 6 KBr + Cr3(PO4)2
Cr{3+} = Cr2{6+} =>
2 Cr{3+} = Cr2{6+}
KMnO4 + Na2SO3 + NaOH = K2MnO4 + H2O + Na2SO4 + Na2MnO4 =>
2 KMnO4 + Na2SO3 + 2 NaOH = K2MnO4 + H2O + Na2SO4 + Na2MnO4
BaSO4 + KMnO4 = K2SO4 + MnO2 + BaO + O2 =>
2 BaSO4 + 4 KMnO4 = 2 K2SO4 + 4 MnO2 + 2 BaO + 3 O2
Al2(SO4)3 + H3PO4 = Al2(PO4)2 + H2SO4 =>
Al2(SO4)3 + 2 H3PO4 = Al2(PO4)2 + 3 H2SO4
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
KI + Fe = FeI + K =>
KI + Fe = FeI + K
Na2S2O3 + H2O = HNa2S2O3 + OH =>
Na2S2O3 + H2O = HNa2S2O3 + OH
C4H8(OH)2 + KMnO4 + H2SO4 = C2H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C4H8(OH)2 + 8 KMnO4 + 12 H2SO4 = 5 C2H4(COOH)2 + 4 K2SO4 + 8 MnSO4 + 22 H2O
NH3 + H2O = N(OH) + H2 =>
NH3 + H2O = N(OH) + 2 H2
MgOHCl + KHSO4 = MgSO4 + H2O + KCl =>
MgOHCl + KHSO4 = MgSO4 + H2O + KCl
NaCO3 + PBSO4 = NaSO4 + PBCO3 =>
NaCO3 + PBSO4 = NaSO4 + PBCO3
Mg + Cu2O = MgO + Cu =>
Mg + Cu2O = MgO + 2 Cu
Zn + Cr2O7{-2} + H{+} = Zn{+2)+Cr{+3}+H2O =>
3 Zn + Cr2O7{-2} + 14 H{+} = 3 Zn{+2)+2Cr{+3}+7H2O
FeCl3 + NH4(OH) = Fe(OH)3 + (NH4)Cl =>
FeCl3 + 3 NH4(OH) = Fe(OH)3 + 3(NH4)Cl
Fe(OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe(OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
AuCl3 + Sb2O3 + H2O = Au + Sb2O5 + HCl =>
4 AuCl3 + 3 Sb2O3 + 6 H2O = 4 Au + 3 Sb2O5 + 12 HCl
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Équations équilibrées sur11/15/24
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