| Équations équilibrées la veille |
3 Ca(HO)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeCl3*6H2O + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl + H2O =>
4 FeCl3*6H2O + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl + 24 H2O
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
CdCl2*2*5H2O + H2 + Te = CdTe + HCl + H2O =>
CdCl2*2*5H2O + H2 + Te = CdTe + 2 HCl + 5 H2O
Cr2O7{-}2 + HSO3{-} + H{+} = Cr{+}3 + SO4{-}2 + H2O =>
3 Cr2O7{-}2 + 11 HSO3{-} + 9 H{+} = 6 Cr{+}3 + 11 SO4{-}2 + 10 H2O
Na2S + BaBr2 = Na2Br2 + BaS =>
Na2S + BaBr2 = Na2Br2 + BaS
KBr + MnO2 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
2 KBr + MnO2 + 2 H2SO4 = Br2 + MnSO4 + K2SO4 + 2 H2O
Ca(s) + H2CO3(aq) = CaCO3(s) + H2(g) =>
Ca(s) + H2CO3(aq) = CaCO3(s) + H2(g)
Fe + HNO3 = Fe(NO3)3 + N5O3 + H2O =>
19 Fe + 72 HNO3 = 19 Fe(NO3)3 + 3 N5O3 + 36 H2O
Pb(C2H3O2)4 + HCl = PbCl4 + HC2H3O2 =>
Pb(C2H3O2)4 + 4 HCl = PbCl4 + 4 HC2H3O2
CuS + HNO3 = Cu(NO3)2 + NO + S + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 3 S + 4 H2O
B5H9(g) + O2(g) = B2O3(g) + H2O(g) =>
2 B5H9(g) + 12 O2(g) = 5 B2O3(g) + 9 H2O(g)
C7H12 + Cl2 = C7H12Cl2 =>
C7H12 + Cl2 = C7H12Cl2
K2S + NaSO3 + HCl = NaCl + S + KCl + H2O =>
5 K2S + 2 NaSO3 + 12 HCl = 2 NaCl + 7 S + 10 KCl + 6 H2O
CuCl2 + K4[Fe(CN)6] = Cu[Fe(CN)6] + K4Cl2 =>
CuCl2 + K4[Fe(CN)6] = Cu[Fe(CN)6] + K4Cl2
FeI3 + Mg(NO3)2 = Fe(NO3)3 + MgI2 =>
2 FeI3 + 3 Mg(NO3)2 = 2 Fe(NO3)3 + 3 MgI2
C3H8O3 + Cu(OH)2 = C3H5OHCuO2 + H2O =>
C3H8O3 + Cu(OH)2 = C3H5OHCuO2 + 2 H2O
Ag(NO3)2 + KOH = AgOH + K(NO3)2 =>
Ag(NO3)2 + KOH = AgOH + K(NO3)2
C2H5(OH)3 + O2 = CO2 + H2O =>
2 C2H5(OH)3 + 5 O2 = 4 CO2 + 8 H2O
CaCl2 + (NH4)2HPO4 = Ca3(PO4)2 + NH4Cl + HCl =>
3 CaCl2 + 2(NH4)2HPO4 = Ca3(PO4)2 + 4 NH4Cl + 2 HCl
Al(NO3)3 = Al + NO2 + O2 =>
2 Al(NO3)3 = 2 Al + 6 NO2 + 3 O2
[Ni(NH3)4](OH)2 + H2SO4 = NiSO4 + (NH4)2SO4 + H2O =>
[Ni(NH3)4](OH)2 + 3 H2SO4 = NiSO4 + 2(NH4)2SO4 + 2 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Cl2 + KIO3 + KOH = KIO4 + KCl + H2O =>
Cl2 + KIO3 + 2 KOH = KIO4 + 2 KCl + H2O
Ca(OH)2 + H2SO4 = Ca(OH)2SO4 + H2 =>
Ca(OH)2 + H2SO4 = Ca(OH)2SO4 + H2
CoCl2 + Cu(NO3)3 = Co(NO3)2 + CuCl3 =>
3 CoCl2 + 2 Cu(NO3)3 = 3 Co(NO3)2 + 2 CuCl3
BaBr + Cl2 = BaCl + Br2 =>
2 BaBr + Cl2 = 2 BaCl + Br2
NH4N2O + O2 = NO + H2O =>
NH4N2O + 2 O2 = 3 NO + 2 H2O
CN{-} + OH{-} = CNO{-} + H{+} + {-} =>
CN{-} + OH{-} = CNO{-} + H{+} + 2e
CuSO4(H2O)5 = CuSO4(s) + H2O(g) =>
CuSO4(H2O)5 = CuSO4(s) + 5 H2O(g)
KCl + H2Co3 = HCl + K2Co3 =>
2 KCl + H2Co3 = 2 HCl + K2Co3
ZnO + CH3OH = Zn + HCHO + H2O =>
ZnO + CH3OH = Zn + HCHO + H2O
NO + HCl = N2 + Cl2 + H2O =>
2 NO + 4 HCl = N2 + 2 Cl2 + 2 H2O
Al2O3 + SO2 = Al2(SO3)3 =>
Al2O3 + 3 SO2 = Al2(SO3)3
KNO3 + C = K2CO3 + N2 + CO2 =>
4 KNO3 + 5 C = 2 K2CO3 + 2 N2 + 3 CO2
Na2CO3 + HNO3 = NaNO3 + H2O + CO2 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2O + CO2
KNO3(s) + S(s) = K2S + NO(g) + SO3(g) =>
6 KNO3(s) + 7 S(s) = 3 K2S + 6 NO(g) + 4 SO3(g)
Cl2O7 + H2O = Cl2O8 + H3O =>
Cl2O7 + 3 H2O = Cl2O8 + 2 H3O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH =>
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH
K2CO3(aq) + FeBr2(aq) = FeCO3(s) + KBr(aq) =>
K2CO3(aq) + FeBr2(aq) = FeCO3(s) + 2 KBr(aq)
K2Cr2O7 + H2SO3 + HCl = KCl + CrCl3 + H2O + H2SO4 =>
K2Cr2O7 + 3 H2SO3 + 8 HCl = 2 KCl + 2 CrCl3 + 4 H2O + 3 H2SO4
H2(g) + O2(g) = H2O(g)56 =>
H2(g) + 28 O2(g) = H2O(g)56
NaCl + AgO = NaO + AgCl =>
NaCl + AgO = NaO + AgCl
KMnO4 + Na2C2O2 = K2C2O2 + NaMnO4 =>
2 KMnO4 + Na2C2O2 = K2C2O2 + 2 NaMnO4
K2Cr2O7 + C3O3H8 + HCl = CO2 + CrCl3 + KCl + H2O =>
7 K2Cr2O7 + 3 C3O3H8 + 56 HCl = 9 CO2 + 14 CrCl3 + 14 KCl + 40 H2O
Ga + S = GaS2 =>
Ga + 2 S = GaS2
C2H6O7 = CO2 + H2O =>
C2H6O7 = 2 CO2 + 3 H2O
B + KOH = K3 + BO + H2 =>
6 B + 6 KOH = 2 K3 + 6 BO + 3 H2
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
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