| Équations équilibrées la veille |
Pb(No3)2(aq) + 2 LiCl(aq) = 2 LiNo3(s) + PbCl2(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb(NO3)2 + LiOH = Pb(OH)2 + LiNO3 =>
Pb(NO3)2 + 2 LiOH = Pb(OH)2 + 2 LiNO3
Co(H2O)6{2+} + Cl{-} = CoCl4{-2} + H2O =>
Co(H2O)6{2+} + 4 Cl{-} = CoCl4{-2} + 6 H2O
FeS + KMnO4 + KOH = K3[Fe(OH)6] + K2MnO4 + K2SO4 + H2O =>
FeS + 9 KMnO4 + 14 KOH = K3[Fe(OH)6] + 9 K2MnO4 + K2SO4 + 4 H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeS + KMnO4 + KOH = K3[Fe(OH)6] + K2MnO4 + K2SO4 + H2O =>
FeS + 9 KMnO4 + 14 KOH = K3[Fe(OH)6] + 9 K2MnO4 + K2SO4 + 4 H2O
Pb + AgNo3 = Pb(No3) + Ag =>
Pb + AgNo3 = Pb(No3) + Ag
C3H5(OH)3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2(SO4) + CO2 + H2O =>
3 C3H5(OH)3 + 7 K2Cr2O7 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2(SO4) + 9 CO2 + 40 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
AgNO3 + K3(FeCN6) = Ag3(FeCN6) + KNO3 =>
3 AgNO3 + K3(FeCN6) = Ag3(FeCN6) + 3 KNO3
FeS + KMnO4 + KOH = K3[Fe(OH)6] + K2MnO4 + K2SO4 + H2O =>
FeS + 9 KMnO4 + 14 KOH = K3[Fe(OH)6] + 9 K2MnO4 + K2SO4 + 4 H2O
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
FeO + H2O = Fe(OH)2 =>
FeO + H2O = Fe(OH)2
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
CH3NH2NaNO2HCl = CH3OHN2NaClH2O =>
CH3NH2NaNO2HCl = CH3OHN2NaClH2O
K2Cr2O7 + K2C2O4*H2O + H2C2O4 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4*H2O + 7 H2C2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 9 H2O
BaS + O3 = BaO + SO =>
3 BaS + 2 O3 = 3 BaO + 3 SO
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
Li2CO3 + HCl = LiCl + H2CO3 =>
Li2CO3 + 2 HCl = 2 LiCl + H2CO3
Ga + HOH = Ga(OH)3 + H2 =>
2 Ga + 6 HOH = 2 Ga(OH)3 + 3 H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
P2O3 + K2Cr2O7 + H2SO4 + H2O = Cr2(SO4)3 + K2SO4 + H3PO4 =>
3 P2O3 + 2 K2Cr2O7 + 8 H2SO4 + H2O = 2 Cr2(SO4)3 + 2 K2SO4 + 6 H3PO4
NiO + Al3 = Ni + Al2O3 =>
9 NiO + 2 Al3 = 9 Ni + 3 Al2O3
FeS + KMnO4 + KOH = K3[Fe(OH)6] + K2MnO4 + K2SO4 + H2O =>
FeS + 9 KMnO4 + 14 KOH = K3[Fe(OH)6] + 9 K2MnO4 + K2SO4 + 4 H2O
KI(aq) + Na2CO3(aq) = KCO3(aq) + Na2I(aq) =>
KI(aq) + Na2CO3(aq) = KCO3(aq) + Na2I(aq)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CH3COCH3 + O2 = CO2 + H2O =>
CH3COCH3 + 4 O2 = 3 CO2 + 3 H2O
Cl2 + CH3COOH = CH3COOCl + HCl =>
Cl2 + CH3COOH = CH3COOCl + HCl
Al + HCl + H2O = Al14(OH)35Cl10 + H2 =>
28 Al + 20 HCl + 70 H2O = 2 Al14(OH)35Cl10 + 45 H2
N2O4 = NO2 =>
N2O4 = 2 NO2
C3H8O + Cr2O7 = Cr + C3H6O + H2O =>
7 C3H8O + Cr2O7 = 2 Cr + 7 C3H6O + 7 H2O
Ca + H2SO4 = CaSO4 + H2S + H2O =>
4 Ca + 5 H2SO4 = 4 CaSO4 + H2S + 4 H2O
Ti + HF + HNO3 = NO + H2[TiF6] + H2O =>
3 Ti + 18 HF + 4 HNO3 = 4 NO + 3 H2[TiF6] + 8 H2O
Na14Fe23 + Cl49 = Na80 + Cl56Fe =>
280 Na14Fe23 + 7360 Cl49 = 49 Na80 + 6440 Cl56Fe
OH + KNO3 = KNO3[OH] =>
OH + KNO3 = KNO3[OH]
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Cr + CO3 = Cr2(CO3)3 =>
2 Cr + 3 CO3 = Cr2(CO3)3
NaHSO3 + HCl + KMnO4 = H2O + NaHSO4 + KCl + MnCl2 =>
5 NaHSO3 + 6 HCl + 2 KMnO4 = 3 H2O + 5 NaHSO4 + 2 KCl + 2 MnCl2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KMnO4 + H2SO4 = K2(SO4) + H(MnO4) =>
2 KMnO4 + H2SO4 = K2(SO4) + 2 H(MnO4)
C9H12 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C6H5COOH =>
35 C9H12 + 66 KMnO4 + 99 H2SO4 = 174 H2O + 33 K2SO4 + 66 MnSO4 + 45 C6H5COOH
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
KMnO4 + Na2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
H2O + FeCl3 + KSCN = Fe(SCN)3 + KOH + HCl =>
3 H2O + FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KOH + 3 HCl
NiC2O4*2H2O(s) + O2(g) = NiO(s) + H2O(g) + CO2(g) =>
2 NiC2O4*2H2O(s) + O2(g) = 2 NiO(s) + 4 H2O(g) + 4 CO2(g)
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