| Équations équilibrées la veille |
H3PO4 + 3 MgOH = 3 H2O + Mg3PO4
Ag2O + NH3 = Ag3N + H2O =>
3 Ag2O + 2 NH3 = 2 Ag3N + 3 H2O
KMnO4 + FeCl2 + KOH = K2MnO4 + KCl + Fe(OH)3 =>
KMnO4 + FeCl2 + 3 KOH = K2MnO4 + 2 KCl + Fe(OH)3
Ag(g) + H2S(g) = Ag2S(s) + H2(g) =>
2 Ag(g) + H2S(g) = Ag2S(s) + H2(g)
MnO4{-} + H{+} + ClO3{-}— = ClO4{-} + Mn2{+} + H2O =>
4 MnO4{-} + 6 H{+} + 13 ClO3{-}— = 13 ClO4{-} + 2 Mn2{+} + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al(NO3)3 + NH4Cl + NH3 = (Al(NH3)4)Cl3 + HNO3 =>
Al(NO3)3 + 3 NH4Cl + NH3 = (Al(NH3)4)Cl3 + 3 HNO3
As2O3 + HCl + KI = AsI3 + KCl + H2O =>
As2O3 + 6 HCl + 6 KI = 2 AsI3 + 6 KCl + 3 H2O
HC2H3O2 + NaHCO3 = NaC2H3O3 + H2O + CO2 =>
3 HC2H3O2 + 4 NaHCO3 = 4 NaC2H3O3 + 2 H2O + 2 CO2
HI + H2SeO4 = SeO2 + I2 + H2O =>
2 HI + H2SeO4 = SeO2 + I2 + 2 H2O
P*P*P*P + O*O = P*P*O*O*O*O*O =>
P*P*P*P + 5 O*O = 2 P*P*O*O*O*O*O
CH3CH2COOH + MgO = (CH3CH2COO)2Mg + H2O =>
2 CH3CH2COOH + MgO = (CH3CH2COO)2Mg + H2O
MnSO4 + CO2 + H2O + K2SO4 = KMnO4 + C2H2O4 + H2SO4 =>
2 MnSO4 + 10 CO2 + 8 H2O + K2SO4 = 2 KMnO4 + 5 C2H2O4 + 3 H2SO4
Cl2 + OH{-} = ClO3{-}3 + Cl{-} + H2O =>
3 Cl2 + 6 OH{-} = ClO3{-}3 + 5 Cl{-} + 3 H2O
AlSO3 + Na(OH) = Al(OH) + NaSO3 =>
AlSO3 + Na(OH) = Al(OH) + NaSO3
Cu(OH2)6{+2} + H3N = Cu(OH2)4(OH)2 + H4N{+} =>
Cu(OH2)6{+2} + 2 H3N = Cu(OH2)4(OH)2 + 2 H4N{+}
Ca + SnBr3 = CaBr3 + Sn =>
Ca + SnBr3 = CaBr3 + Sn
Cr(OH)3 + Na2SO4 = NaOH + Cr2(SO4)3 =>
2 Cr(OH)3 + 3 Na2SO4 = 6 NaOH + Cr2(SO4)3
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
CH2O2 + [Ag(NH3)2]OH = Ag + (NH4)2CO3 + NH3 + H2O =>
CH2O2 + 2[Ag(NH3)2]OH = 2 Ag + (NH4)2CO3 + 2 NH3 + H2O
C2H5OH + K2Cr2O7 + H2SO4 = H2O + K2SO4 + Cr2(SO4)3 + CH3CO2H =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 11 H2O + 2 K2SO4 + 2 Cr2(SO4)3 + 3 CH3CO2H
OH{-} + H2O + Al + NO3{-} = AlO2{-} + NH3 =>
5 OH{-} + 2 H2O + 8 Al + 3 NO3{-} = 8 AlO2{-} + 3 NH3
KOH + C6H8O6 = KC6H7O6 + H2O =>
KOH + C6H8O6 = KC6H7O6 + H2O
Al(BH4)3 + H2O = Al2O3 + B2O3 + H2 =>
2 Al(BH4)3 + 12 H2O = Al2O3 + 3 B2O3 + 24 H2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
CrO42 + H = Cr2O72 + H2O =>
2 CrO42 + 24 H = Cr2O72 + 12 H2O
As3{+} + {-} = As =>
As3{+} + e = 3 As
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
HS + HCl = H2S + Cl =>
HS + HCl = H2S + Cl
CaO2 + MgCl1 = MgO2 + CaCl1 =>
CaO2 + MgCl1 = MgO2 + CaCl1
Li + N = Li3N =>
3 Li + N = Li3N
CaO(s) + H2O(l) = Ca + OH(aq) =>
CaO(s) + H2O(l) = Ca + 2 OH(aq)
SrCl2(aq) + Na2S(aq) = NaCl + SrS =>
SrCl2(aq) + Na2S(aq) = 2 NaCl + SrS
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
AuOH + H2SO3 = Au2(SO3) + H2O =>
2 AuOH + H2SO3 = Au2(SO3) + 2 H2O
Cr(OH)3 + NaCIO + Na2CO = Na2CrO4 + NaCI + H2O + CO2 =>
2 Cr(OH)3 + 7 NaCIO + 2 Na2CO = 2 Na2CrO4 + 7 NaCI + 3 H2O + 2 CO2
HNO3 + MgC = MgN + CHO3 =>
HNO3 + MgC = MgN + CHO3
CuSO4*5H2O + Ba(OH)2 = Cu(OH)2 + BaSO4 + H2O =>
CuSO4*5H2O + Ba(OH)2 = Cu(OH)2 + BaSO4 + 5 H2O
CuSO4 + Na2S2O3 = Na2[Cu(S2O3)2] + Na2SO4 =>
CuSO4 + 2 Na2S2O3 = Na2[Cu(S2O3)2] + Na2SO4
Sr(OH)2 + KI = SrI2 + KOH =>
Sr(OH)2 + 2 KI = SrI2 + 2 KOH
NaMnO4 + NO2 + H2SO4 = MnO4 + NO + Na2SO4 + H2O =>
2 NaMnO4 + NO2 + H2SO4 = 2 MnO4 + NO + Na2SO4 + H2O
Na3CO2 + HCl = NaCl + H3CO2 =>
Na3CO2 + 3 HCl = 3 NaCl + H3CO2
K2S(aq) + CoCl2(aq) = KCl(s) + CoS(s) =>
K2S(aq) + CoCl2(aq) = 2 KCl(s) + CoS(s)
KP + Ca(NO3) = K(NO3) + CaP =>
KP + Ca(NO3) = K(NO3) + CaP
Cr2(SO4)3 + K2SO4 + CH3COOH + H2O = K2Cr2O7 + CH3CH2OH + H2SO4 =>
2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O = 2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4
H2O + Li = LiH + O =>
H2O + 2 Li = 2 LiH + O
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
Sr + S8 = SrS2 =>
4 Sr + S8 = 4 SrS2
PCl3 = P3 + Cl2 =>
6 PCl3 = 2 P3 + 9 Cl2
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(aq)
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