| Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
Ca(OH)2 + HNO3 = O2 + CaNO3 + H2O =>
4 Ca(OH)2 + 4 HNO3 = O2 + 4 CaNO3 + 6 H2O
Cu + KCl = CuCl2 + K =>
Cu + 2 KCl = CuCl2 + 2 K
Al(NO3)2 + HCl = AlCl2 + HNO3 =>
Al(NO3)2 + 2 HCl = AlCl2 + 2 HNO3
Cu(NO3)2 + K2SO4 = CuSO4 + KNO3 =>
Cu(NO3)2 + K2SO4 = CuSO4 + 2 KNO3
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H3PO3 + KOH = K5PO4 + H2O =>
H3PO3 + 5 KOH = K5PO4 + 4 H2O
NaBr + At = NaAt + Br =>
NaBr + At = NaAt + Br
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaCl(aq) + Pb(NO3)2(aq) = PbCl2() + Na(NO3)() =>
2 NaCl(aq) + Pb(NO3)2(aq) = PbCl2() + 2 Na(NO3)()
Na(NO3) + K2(SO4) = KNO3 + Na2SO4 =>
2 Na(NO3) + K2(SO4) = 2 KNO3 + Na2SO4
NH4ClO4 + NaNO3 = O2 + H2O + N2 + NaCl =>
2 NH4ClO4 + 2 NaNO3 = 5 O2 + 4 H2O + 2 N2 + 2 NaCl
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
Na2O3Si + Ni(NO3)2 = Na(NO3) + NiO3Si =>
Na2O3Si + Ni(NO3)2 = 2 Na(NO3) + NiO3Si
Fe3O + KC = Fe3C + KO =>
Fe3O + KC = Fe3C + KO
Ca(OH)2 + K3PO4 = KOH + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 K3PO4 = 6 KOH + Ca3(PO4)2
Na(NO3) + K2(SO4) = KNO3 + Na2SO4 =>
2 Na(NO3) + K2(SO4) = 2 KNO3 + Na2SO4
Aluminum(Hydroxide)3 + (Ammonium)(carbonate) = Aluminum(carbonate)3 + Ammonium(Hydroxide) =>
3 Aluminum(Hydroxide)3 + 9(Ammonium)(carbonate) = Aluminum(carbonate)3 + 9 Ammonium(Hydroxide)
(NH4)2CO3(s) = NH3 + CO2(g) + H2O =>
(NH4)2CO3(s) = 2 NH3 + CO2(g) + H2O
CuSO4*5H2O + Fe = Cu + FeSO4 + H2O =>
CuSO4*5H2O + Fe = Cu + FeSO4 + 5 H2O
CuO2 + HCl = CuCl4 + H2O =>
CuO2 + 4 HCl = CuCl4 + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HClO + AgNO3 = AgCl + HNO3 + HClO3 =>
3 HClO + 2 AgNO3 = 2 AgCl + 2 HNO3 + HClO3
(NH2)4Cr2O7 = N2 + Cr2O3 + H2O =>
(NH2)4Cr2O7 = 2 N2 + Cr2O3 + 4 H2O
PF5 + Cr2O3 = POF3 + Cr2F6 =>
3 PF5 + Cr2O3 = 3 POF3 + Cr2F6
HF(aq) + MgCl2(aq) = MgF2 + HCl =>
2 HF(aq) + MgCl2(aq) = MgF2 + 2 HCl
Ag3PO4 + NaBr = AgBr + Na3PO4 =>
Ag3PO4 + 3 NaBr = 3 AgBr + Na3PO4
Fe + Cu2(PO4) = Cu2 + Fe(PO4) =>
Fe + Cu2(PO4) = Cu2 + Fe(PO4)
Ca(NO3)2 + (NH4)2HPO4 + NH3 + H(OH) = Ca10(PO4)6(OH)2 + NH4NO3 =>
10 Ca(NO3)2 + 6(NH4)2HPO4 + 8 NH3 + 2 H(OH) = Ca10(PO4)6(OH)2 + 20 NH4NO3
CO2 + H2 = C6H5OH + H2O =>
6 CO2 + 14 H2 = C6H5OH + 11 H2O
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2CrO4 + Na2SO4 + H2O =>
2 K2Cr2O7 + 3 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + 2 K2CrO4 + 3 Na2SO4 + 3 H2O
CaH2O2 + HCl = Cl2Ca + H2O =>
CaH2O2 + 2 HCl = Cl2Ca + 2 H2O
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
NH4OH(aq) + AlCl3(aq) = NH4Cl3(aq) + AlOH(s) =>
NH4OH(aq) + AlCl3(aq) = NH4Cl3(aq) + AlOH(s)
BF + Al2S3 = B2S3 + Al2F2 =>
2 BF + Al2S3 = B2S3 + Al2F2
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Cu(NO3)2(aq) + Na2CrO4(aq) = Cu(CrO4)(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + Na2CrO4(aq) = Cu(CrO4)(s) + 2 NaNO3(aq)
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
Na2(CO3) + Li2(SO4) = Na2(SO4) + Li2(CO3) =>
Na2(CO3) + Li2(SO4) = Na2(SO4) + Li2(CO3)
K2CrO4 + H2O = KOH + Cr + OH =>
K2CrO4 + 4 H2O = 2 KOH + Cr + 6 OH
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Cr + H2SO4 = CrSO4 + H2 =>
Cr + H2SO4 = CrSO4 + H2
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
NaI + CaSO4 = Na2SO4 + CaI2 =>
2 NaI + CaSO4 = Na2SO4 + CaI2
Fe + O2 = Fe2O4 =>
2 Fe + 2 O2 = Fe2O4
Fe{3+} + SCN{-} + NH4OH = Fe(SCN)6{-} + SCNNH4 + FeOH =>
2 Fe{3+} + 7 SCN{-} + NH4OH = Fe(SCN)6{-} + SCNNH4 + FeOH
KMnO4 + KNO2 + HNO3 = Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 KNO2 + 6 HNO3 = 2 Mn(NO3)2 + 7 KNO3 + 3 H2O
Mg(s) + H2O = Mg(OH)2(s) + H2(g) =>
Mg(s) + 2 H2O = Mg(OH)2(s) + H2(g)
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