| Équations équilibrées la veille |
Mg(NO3)2 + 2 NH4(OH) = Mg(OH)2 + 2 NH4(NO3)
C8H11N + CH2O = C10H15NO2 =>
C8H11N + 2 CH2O = C10H15NO2
P4 + KOH + H2O = KPO2H2 + PH3 =>
P4 + 3 KOH + 3 H2O = 3 KPO2H2 + PH3
NH3 + MgNO3 = Mg(NH3)2 + NO3 =>
2 NH3 + MgNO3 = Mg(NH3)2 + NO3
Cl2 + O2 + H2O = HClO4 =>
2 Cl2 + 7 O2 + 2 H2O = 4 HClO4
Ag2O + O2 = Ag2O3 =>
Ag2O + O2 = Ag2O3
KNO3 + NH4Br = KBr + N2 + HNO3 + H2O =>
5 KNO3 + 5 NH4Br = 5 KBr + 4 N2 + 2 HNO3 + 9 H2O
C6H5Br + NO2 = C6H5BrNO2 =>
C6H5Br + NO2 = C6H5BrNO2
Zn(s) + Ag(NO3)2(ag) = Zn(NO3)2(ag) + Ag(s) =>
Zn(s) + Ag(NO3)2(ag) = Zn(NO3)2(ag) + Ag(s)
H2O2 + NaClO = H2O + NaClO4 =>
3 H2O2 + NaClO = 3 H2O + NaClO4
Na2S2O3 + HCl = NaCl + S + SO2 + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + S + SO2 + H2O
HCHO2 = H + CHO2 =>
HCHO2 = H + CHO2
NO + Ba(OH)2 = N2 + Ba(NO3)2 + H2O =>
10 NO + 2 Ba(OH)2 = 3 N2 + 2 Ba(NO3)2 + 2 H2O
Se8 + O2 = SeO3 =>
Se8 + 12 O2 = 8 SeO3
KMnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + H2O + Cl =>
KMnO4 + 5 KCl + 4 H2SO4 = MnSO4 + 3 K2SO4 + 4 H2O + 5 Cl
Si + F2 = SiF4 =>
Si + 2 F2 = SiF4
CH3OH + K2CrO4 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3OH + 4 K2CrO4 + 10 H2SO4 = 3 HCOOH + 2 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
SiO2 + Cl + C = SiCl4 + CO2 =>
SiO2 + 4 Cl + C = SiCl4 + CO2
Ba(OH)2 + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2 + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
K4(Fe(SCN)6) + K2Cr2O7 + H2SO4 = Fe2(S04)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
6 K4(Fe(SCN)6) + 58 K2Cr2O7 + 226 H2SO4 = 3 Fe2(S04)3 + 58 Cr2(SO4)3 + 36 CO2 + 226 H2O + 52 K2SO4 + 36 KNO3
NiCO3 + Li = Ni + Li2CO3 =>
NiCO3 + 2 Li = Ni + Li2CO3
(CH3)3COOC(CH3)3 = (CH3)2CO + C2H6 =>
(CH3)3COOC(CH3)3 = 2(CH3)2CO + C2H6
CrO3 = Cr203 + O2 =>
406 CrO3 = 2 Cr203 + 609 O2
K3[Fe(CN)6] + KCl = K4[Fe(CN)6] + Cl2 =>
2 K3[Fe(CN)6] + 2 KCl = 2 K4[Fe(CN)6] + Cl2
CF2Cl2(g) = CF2Cl(g) + Cl(g) =>
CF2Cl2(g) = CF2Cl(g) + Cl(g)
Hg2(NO3)2(aq) + CuSO4(aq) = Cu(NO3)2 + Hg2SO4 =>
Hg2(NO3)2(aq) + CuSO4(aq) = Cu(NO3)2 + Hg2SO4
C8H6O4 + C2H6O2 = C12H14O6 + H2O =>
C8H6O4 + 2 C2H6O2 = C12H14O6 + 2 H2O
K + Mg(NO2)2 = Mg + K(NO2) =>
2 K + Mg(NO2)2 = Mg + 2 K(NO2)
Fe(NO3)2 + AgBr = FeBr2 + Ag(NO3) =>
Fe(NO3)2 + 2 AgBr = FeBr2 + 2 Ag(NO3)
(CH3)3N + HNO2 = (CH3)3NH(NO2) =>
(CH3)3N + HNO2 = (CH3)3NH(NO2)
Co2S + O2 = Co + SO2 =>
Co2S + O2 = 2 Co + SO2
NO3{-} + H2O + {-} = NO2 + OH{-} =>
NO3{-} + H2O + e = NO2 + 2 OH{-}
Cl2 + RbOH = RbCl + RbClO3 + H2O =>
3 Cl2 + 6 RbOH = 5 RbCl + RbClO3 + 3 H2O
OH{-} + Cl2 = ClO3{-} + H2O + Cl{-} =>
6 OH{-} + 3 Cl2 = ClO3{-} + 3 H2O + 5 Cl{-}
KI + H2SO4 = KHSO4 + HI =>
KI + H2SO4 = KHSO4 + HI
H2Se + Fe(OH)3 = Fe(HSe)3 + H2O =>
3 H2Se + Fe(OH)3 = Fe(HSe)3 + 3 H2O
CuO + FH = CuF + OH =>
CuO + FH = CuF + OH
Fe(OH2) + O2 + H2O = Fe(OH)3 =>
4 Fe(OH2) + 3 O2 + 2 H2O = 4 Fe(OH)3
H2SO4 + KMnO4 = K2SO4 + Mn2O7 + H2O =>
H2SO4 + 2 KMnO4 = K2SO4 + Mn2O7 + H2O
TeO3 + H = Te + H2O =>
TeO3 + 6 H = Te + 3 H2O
SnCl4 + Li2CO3 = Sn(CO3)2 + LiCl =>
SnCl4 + 2 Li2CO3 = Sn(CO3)2 + 4 LiCl
NH4{+} = N2 + H{+} + {-} =>
2 NH4{+} = N2 + 8 H{+} + 6e
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MnS2 = Mn + S2 =>
MnS2 = Mn + S2
H2 + O2 = HH2O =>
3 H2 + O2 = 2 HH2O
In2S3 = In2 + S3 =>
In2S3 = In2 + S3
H2S(aq) + O2(g) = S(s) + H2O(i) =>
2 H2S(aq) + O2(g) = 2 S(s) + 2 H2O(i)
NO3{-} + H{+} + Fe = Fe{2+} + NH4{+} + H2O =>
NO3{-} + 10 H{+} + 4 Fe = 4 Fe{2+} + NH4{+} + 3 H2O
MnO4 + OH + C2O4 = Mn(OH)2 + CO3 =>
MnO4 + 2 OH + 2 C2O4 = Mn(OH)2 + 4 CO3
CaBr2 + Na2SO3 = CaSO3 + NaBr =>
CaBr2 + Na2SO3 = CaSO3 + 2 NaBr
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