| Équations équilibrées la veille |
2 Al(C5H7O2)3 + 3 H2O = Al2O3 + 6 C5H8O2
KMnO4 + SnCl2 + H2SO4 = Cl2 + MnSO4 + Sn(SO4)2 + K2SO4 + H2O =>
4 KMnO4 + 5 SnCl2 + 16 H2SO4 = 5 Cl2 + 4 MnSO4 + 5 Sn(SO4)2 + 2 K2SO4 + 16 H2O
Fe2O3 + NaOH + H2O = Na3Fe(OH)6 =>
Fe2O3 + 6 NaOH + 3 H2O = 2 Na3Fe(OH)6
Na2SO3 + Mg(NO3)2 = Na2(NO3)2 + MgSO3 =>
Na2SO3 + Mg(NO3)2 = Na2(NO3)2 + MgSO3
Cu(s) + H2O(l) = Cu(OH)2(aq) + H2(g) =>
Cu(s) + 2 H2O(l) = Cu(OH)2(aq) + H2(g)
C4H9OH + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H9OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C4H8O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
AuO = Au + O2 =>
2 AuO = 2 Au + O2
F2 + AgBr = Ag2F + Br2 =>
F2 + 4 AgBr = 2 Ag2F + 2 Br2
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
MgCl2 + H2O = Mg(OH)Cl + HCl =>
MgCl2 + H2O = Mg(OH)Cl + HCl
H2O + LiBrO3 = LiOH + HBrO3 =>
H2O + LiBrO3 = LiOH + HBrO3
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
H2C2O4*2H2O + KMnO4 = CO2 + K2O + MnO + H2O =>
5 H2C2O4*2H2O + 2 KMnO4 = 10 CO2 + K2O + 2 MnO + 15 H2O
Na2S2O3 + Cl2 = Na2SO4 + NaCl + S =>
4 Na2S2O3 + Cl2 = 3 Na2SO4 + 2 NaCl + 5 S
C6H6 = C + H =>
C6H6 = 6 C + 6 H
Pb(NO3)2 + Na2SO4 = PbSO4 + Na2(NO3)2 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + Na2(NO3)2
SnCl2 + SCN = SnSCN + Cl =>
SnCl2 + SCN = SnSCN + 2 Cl
H2Se + Ba(OH)2 = H2O + BaSe =>
H2Se + Ba(OH)2 = 2 H2O + BaSe
H2SO4 + Rb(OH) = Rb2(SO4) + H2O =>
H2SO4 + 2 Rb(OH) = Rb2(SO4) + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HgCl = Hg + Hg(Cl)2 =>
2 HgCl = Hg + Hg(Cl)2
Fe(NO3)3 + Ag = Fe(NO3)2 + AgNO3 =>
Fe(NO3)3 + Ag = Fe(NO3)2 + AgNO3
IO3{-} + N3{-} + H2O = I{-} + NO2 + OH{-} =>
13 IO3{-} + 6 N3{-} + 3 H2O = 13 I{-} + 18 NO2 + 6 OH{-}
KNO3(aq) + Na2CO3(aq) = K2CO3(aq) + NaNO3(aq) =>
2 KNO3(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaNO3(aq)
Cu + NaNO3 + H2SO4 = CuSO4 + Na2SO4 + H2O + NO =>
3 Cu + 2 NaNO3 + 4 H2SO4 = 3 CuSO4 + Na2SO4 + 4 H2O + 2 NO
Na + C2 = Na2C =>
4 Na + C2 = 2 Na2C
Cu + Ca(OH)2 = CuOH + Ca =>
2 Cu + Ca(OH)2 = 2 CuOH + Ca
Na2S + HNO3 = Na2SO4 + NO + H2O =>
3 Na2S + 8 HNO3 = 3 Na2SO4 + 8 NO + 4 H2O
Cl2(g) + NaBr(s) = Br2(l) + NaCl(aq) =>
Cl2(g) + 2 NaBr(s) = Br2(l) + 2 NaCl(aq)
B2H + H2O = H3BO3 + H2 =>
2 B2H + 12 H2O = 4 H3BO3 + 7 H2
AlK(SO4)2 + Ba(NO3)2 = BaSO4 + Al(NO3)3 + KNO3 =>
AlK(SO4)2 + 2 Ba(NO3)2 = 2 BaSO4 + Al(NO3)3 + KNO3
AgCl = Ag + Cl =>
AgCl = Ag + Cl
PH3 + KMnO4 + KOH = K2MnO4 + H3PO4 + H2O =>
PH3 + 8 KMnO4 + 8 KOH = 8 K2MnO4 + H3PO4 + 4 H2O
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
V2 + O2 = V2O2 =>
V2 + O2 = V2O2
HCOONa = HCOO{-} + Na{+} =>
HCOONa = HCOO{-} + Na{+}
Zn(NO3)2 + K3PO4 = Zn3(PO4)2 + K(NO3) =>
3 Zn(NO3)2 + 2 K3PO4 = Zn3(PO4)2 + 6 K(NO3)
Be + H2 = BeH2 =>
Be + H2 = BeH2
Ti + HCl = TiCl4 + H2 =>
Ti + 4 HCl = TiCl4 + 2 H2
H2SO4 + V = V2(SO4)3 + H2 =>
3 H2SO4 + 2 V = V2(SO4)3 + 3 H2
Li2CO3 + NaOH = LiOH + Na2CO3 =>
Li2CO3 + 2 NaOH = 2 LiOH + Na2CO3
NaOH + AlBr3 = NaBr + Al(OH)3 =>
3 NaOH + AlBr3 = 3 NaBr + Al(OH)3
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
NaO + CO2 = Na(CO3) =>
NaO + CO2 = Na(CO3)
FeSO4 + O2 + H2O = Fe(OH)SO4 =>
4 FeSO4 + O2 + 2 H2O = 4 Fe(OH)SO4
Br{-} = Br2 + {-} =>
2 Br{-} = Br2 + 2e
CuO + H2SO4 + H2O2 = CuSO4*5H2O + O2 =>
CuO + H2SO4 + 4 H2O2 = CuSO4*5H2O + 2 O2
Li3PO4 = Li + PO4 =>
Li3PO4 = 3 Li + PO4
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Équations équilibrées sur10/22/24
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