| Équations équilibrées la veille |
3 FeCl3 + 3 K3[Fe(scn)6] = Fe3[Fe(scn)6]3 + 9 KCl
Al + H2O + HO{-} = AlO2{-} + H2 =>
2 Al + 2 H2O + 2 HO{-} = 2 AlO2{-} + 3 H2
C3H6O2 + CaCO3 = C6H10CaO4 + CO2 + H2O =>
2 C3H6O2 + CaCO3 = C6H10CaO4 + CO2 + H2O
SO2(g) + H2O(aq) = H2SO3 =>
SO2(g) + H2O(aq) = H2SO3
CH3CONH2 + HCl = CH3COCl + NH3 =>
CH3CONH2 + HCl = CH3COCl + NH3
Al + NaOH + H2O(l) = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O(l) = 2 NaAl(OH)4 + 3 H2
KMnO4 + KBr + H2SO4 = Br2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 KBr + 8 H2SO4 = 5 Br2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
H2SO4(aq) + KI(s) = KHSO4(s) + I(g) + H2O(l) + H2S(g) =>
9 H2SO4(aq) + 8 KI(s) = 8 KHSO4(s) + 8 I(g) + 4 H2O(l) + H2S(g)
Fe(OH)3 + H2 + SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2 + 3 SO3 = Fe2(SO3)3 + 6 H2O
Ag2O + H2 = Ag + H2O =>
Ag2O + H2 = 2 Ag + H2O
Ba(NO3)2 + S = BaO + SO4 + NO2 =>
4 Ba(NO3)2 + S = 4 BaO + SO4 + 8 NO2
CoCl2 + NaClO + NaOH = CoO(OH) + NaCl + H2O =>
2 CoCl2 + NaClO + 4 NaOH = 2 CoO(OH) + 5 NaCl + H2O
NaSO4 + NaOH = Na2(OH)SO4 =>
NaSO4 + NaOH = Na2(OH)SO4
H2O2 + NaOCl = NaOH + HCl + O2 =>
H2O2 + NaOCl = NaOH + HCl + O2
CsOH + H2TeO3 = Cs2TeO3 + H2O =>
2 CsOH + H2TeO3 = Cs2TeO3 + 2 H2O
Fe(OH)2 + CaO + H2O = Fe(OH)3 + CaOH =>
Fe(OH)2 + CaO + H2O = Fe(OH)3 + CaOH
Ca3(PO4)2(s) + SiO2(s) + C(s) = CaSiO3(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2(s) + 6 SiO2(s) + 10 C(s) = 6 CaSiO3(s) + 10 CO(g) + P4(s)
NaCH2OH2Cl + H2SO4 = Na2SO4 + H2O + CH3Cl =>
2 NaCH2OH2Cl + H2SO4 = Na2SO4 + 2 H2O + 2 CH3Cl
Kr + H = KrH =>
Kr + H = KrH
Na3PO4 + Ag2SO4 = Ag3PO4 + Na2SO4 =>
2 Na3PO4 + 3 Ag2SO4 = 2 Ag3PO4 + 3 Na2SO4
CH3(CH2)14COOH + Ca(OH)2 + Na2CO3 = CH3(CH2)14COONa + CaCO3 + H2O =>
2 CH3(CH2)14COOH + Ca(OH)2 + Na2CO3 = 2 CH3(CH2)14COONa + CaCO3 + 2 H2O
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4 =>
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4
(NH4)(NO3) + Ba8010 = Ba(NO3)2 + NH3 + H2O =>
36045(NH4)(NO3) + 2 Ba8010 = 16020 Ba(NO3)2 + 40050 NH3 + 12015 H2O
NaClO2 + HCl = NaClO + ClO2 + H2O =>
5 NaClO2 + 2 HCl = 5 NaClO + 2 ClO2 + H2O
NaOH(ac) + Zn(No3)2(ac) = NaNo3(ac) + Zn(OH)2(s) =>
2 NaOH(ac) + Zn(No3)2(ac) = 2 NaNo3(ac) + Zn(OH)2(s)
ZnSO4 + CuOH = ZnOH + CuSO4 =>
ZnSO4 + CuOH = ZnOH + CuSO4
NH4ClO4 + C = N2 + Cl2 + CO + H2O =>
2 NH4ClO4 + 4 C = N2 + Cl2 + 4 CO + 4 H2O
C2H4SC2H5 + H2 = C2H6 + H2S =>
2 C2H4SC2H5 + 5 H2 = 4 C2H6 + 2 H2S
BrCl3 + H2O = BrCl + HBrO3 + HCl =>
2 BrCl3 + 3 H2O = BrCl + HBrO3 + 5 HCl
Cr302 = Cr203 =>
203 Cr302 = 302 Cr203
WC + AlCl6N3O30 = WO3 + CO + W2N + WCl6 + Al2O3 =>
99 WC + 8 AlCl6N3O30 = 43 WO3 + 99 CO + 24 W2N + 8 WCl6 + 4 Al2O3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
ZnO + K2O = KO2 + Zn =>
3 ZnO + K2O = 2 KO2 + 3 Zn
Ni3(PO4)2 + NaCl = NiCl2 + Na3PO4 =>
Ni3(PO4)2 + 6 NaCl = 3 NiCl2 + 2 Na3PO4
FeS2 + O2 + H2O = Fe(OH)3 + SO42{-} + H{+} =>
4 FeS2 + 169 O2 + 10 H2O = 4 Fe(OH)3 + 8 SO42{-} + 8 H{+}
MnS + H2SO4 = MnO2 + H2O + SO2 =>
MnS + 4 H2SO4 = MnO2 + 4 H2O + 5 SO2
CuO(s) + HCl = CuCl2(ag) + H2O(ag) =>
CuO(s) + 2 HCl = CuCl2(ag) + H2O(ag)
MnO4{-}(aq) + C2O4{2-}(aq) + H{+} = Mn{2+}(aq) + CO2(g) + H2O(l) =>
2 MnO4{-}(aq) + 5 C2O4{2-}(aq) + 16 H{+} = 2 Mn{2+}(aq) + 10 CO2(g) + 8 H2O(l)
CrCl3 + H2S = Cr2S3 + HCl =>
2 CrCl3 + 3 H2S = Cr2S3 + 6 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr(OH)3 + NH3*H2O = [Cr(NH3)6](OH)3 + H2O =>
Cr(OH)3 + 6 NH3*H2O = [Cr(NH3)6](OH)3 + 6 H2O
MgBr2 + Na3PO4 = NaBr + Mg3(PO4)2 =>
3 MgBr2 + 2 Na3PO4 = 6 NaBr + Mg3(PO4)2
Li2CO3 + O2 + CaO = CaCO3 + Li2O2 =>
2 Li2CO3 + O2 + 2 CaO = 2 CaCO3 + 2 Li2O2
MgN3 + H2O = MgO3 + NH2 =>
MgN3 + 3 H2O = MgO3 + 3 NH2
Ag2O = Ag + O24 =>
24 Ag2O = 48 Ag + O24
AsS2 + HNO3 + H2O = H3AsO4 + S + NO =>
3 AsS2 + 5 HNO3 + 2 H2O = 3 H3AsO4 + 6 S + 5 NO
Zn(s) + H2SO4(l) = ZnSO4(l) + H2(g) =>
Zn(s) + H2SO4(l) = ZnSO4(l) + H2(g)
Fe(NO3)3 + HI = Fe(NO3)2 + HIO3 + NO2 =>
3 Fe(NO3)3 + HI = 3 Fe(NO3)2 + HIO3 + 3 NO2
Cr2(SO3)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO3)3 + 2 KClO3 + 10 KOH = 2 K2CrO4 + 2 KCl + 3 K2SO4 + 5 H2O
C3H6HBr = BrC3H7 =>
C3H6HBr = BrC3H7
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