| Équations équilibrées la veille |
4 Fe + 3 Si = Fe4Si3
SiO2 + CO = SiC + O2 =>
2 SiO2 + 2 CO = 2 SiC + 3 O2
H3BO3 + Mg = MgB4O7 + H2 + H2O =>
4 H3BO3 + Mg = MgB4O7 + H2 + 5 H2O
C7H6O2 + Na2CO3 = C7H5NaO2 + H2O + CO2 =>
2 C7H6O2 + Na2CO3 = 2 C7H5NaO2 + H2O + CO2
Na3PO4 + Ag = Ag3(PO4) + Na =>
Na3PO4 + 3 Ag = Ag3(PO4) + 3 Na
Te + HClO3 + H2O = H6TeO6 + HCl =>
Te + HClO3 + 3 H2O = H6TeO6 + HCl
Ni(NH3)6 + NH4OH = Ni(OH)2 + NH3 + H =>
Ni(NH3)6 + 2 NH4OH = Ni(OH)2 + 8 NH3 + 2 H
KOH(aq) + HNO3 = KNO3(aq) + H2O(l) =>
KOH(aq) + HNO3 = KNO3(aq) + H2O(l)
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]3 + K2SO4 + Fe =>
3 K4[Fe(CN)6] + 6 FeSO4 = Fe4[Fe(CN)6]3 + 6 K2SO4 + 2 Fe
Kr + Ca = CaKr =>
Kr + Ca = CaKr
H2TeO3 = TeO2 + H2O =>
H2TeO3 = TeO2 + H2O
Rb(s) + CaCl2(aq) = RbCl(aq) + Ca(s) =>
2 Rb(s) + CaCl2(aq) = 2 RbCl(aq) + Ca(s)
NH4ClO4 + LiOH = LiClO4 + NH3 + H2O =>
NH4ClO4 + LiOH = LiClO4 + NH3 + H2O
HI + HClO3 = HCl + I + H2O =>
6 HI + HClO3 = HCl + 6 I + 3 H2O
Na2B4O7*10H2O + H2O2 + NaOH + H2O = Na2[B2(O2)2(OH)4]*6H2O =>
Na2B4O7*10H2O + 4 H2O2 + 2 NaOH + H2O = 2 Na2[B2(O2)2(OH)4]*6H2O
Na2O + CaO = NaCa + O2 =>
2 Na2O + 4 CaO = 4 NaCa + 3 O2
PbO = Pb + O2 =>
2 PbO = 2 Pb + O2
Al(NO3)3 + KOH + H2O = KAl(OH)4 + HNO3 =>
Al(NO3)3 + KOH + 3 H2O = KAl(OH)4 + 3 HNO3
C6H12O + HNO3 = C6H10O4 + HNO2 + H2O =>
C6H12O + 4 HNO3 = C6H10O4 + 4 HNO2 + H2O
CH3CH2CH3 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CH2CH3 + 4 KMnO4 + 2 H2O = 4 MnO2 + 3 CH3CH(OH)CH2(OH) + 4 KOH
SO4 = S + O =>
SO4 = S + 4 O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
NaCl + AgF = NaF + AgCl =>
NaCl + AgF = NaF + AgCl
NH4ClO4 + Ba(OH)2 = NH4OH + Ba(ClO4)2 =>
2 NH4ClO4 + Ba(OH)2 = 2 NH4OH + Ba(ClO4)2
SiO2 + C2 = Si + CO =>
SiO2 + C2 = Si + 2 CO
Fe2 + H2O = Fe(OH)2 + H2 =>
Fe2 + 4 H2O = 2 Fe(OH)2 + 2 H2
SO2 + Cl2 = SO2Cl2 =>
SO2 + Cl2 = SO2Cl2
Hg2Cl2 = Hg + Cl2 =>
Hg2Cl2 = 2 Hg + Cl2
C3H7OH + Mg = (C3H7O)2Mg + H2 =>
2 C3H7OH + Mg = (C3H7O)2Mg + H2
NiCl2 + H2O = NiO + HCl =>
NiCl2 + H2O = NiO + 2 HCl
NiCl2 + HCl = NiH + Cl =>
NiCl2 + HCl = NiH + 3 Cl
SrS(aq) + CuSO4(aq) = SrSO4(aq) + CuS(s) =>
SrS(aq) + CuSO4(aq) = SrSO4(aq) + CuS(s)
KMnO4 + K2SO3 + NaOH = K2MnO4 + K2SO4 + Na2MnO4 + H2O =>
2 KMnO4 + K2SO3 + 2 NaOH = K2MnO4 + K2SO4 + Na2MnO4 + H2O
KBr + H2O = KOH + Br2 + H2 =>
2 KBr + 2 H2O = 2 KOH + Br2 + H2
CrO42{-} + HSO3{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
237 CrO42{-} + 248 HSO3{-} + 316 H{+} = 79 Cr3{+} + 248 SO42{-} + 282 H2O
HgO + C = Hg + CO =>
HgO + C = Hg + CO
C6H6ClN + HCl = C6H7ClN{+} + Cl{-} =>
C6H6ClN + HCl = C6H7ClN{+} + Cl{-}
PbO + KOH + H2O = K2[Pb(OH)4] =>
PbO + 2 KOH + H2O = K2[Pb(OH)4]
HCl + NaHS = NaCl + H2S =>
HCl + NaHS = NaCl + H2S
C5H10O + CuO = C5H10O2 + Cu2O =>
C5H10O + 2 CuO = C5H10O2 + Cu2O
KH + H2O = KOH + H2 =>
KH + H2O = KOH + H2
Cr2(SO4)3 + K2S2O8 + H2O = H2CrO4 + K2SO4 + H2SO4 =>
Cr2(SO4)3 + 3 K2S2O8 + 8 H2O = 2 H2CrO4 + 3 K2SO4 + 6 H2SO4
MgO + AlP = Mg3P2 + Al2O3 =>
3 MgO + 2 AlP = Mg3P2 + Al2O3
C6H12O6 + Ag2O = C6H12O7 + Ag =>
C6H12O6 + Ag2O = C6H12O7 + 2 Ag
C4H9Br + NaOH = C4H9ONa + HBr =>
C4H9Br + NaOH = C4H9ONa + HBr
N2H4 + F2 = NF3 + HF =>
N2H4 + 5 F2 = 2 NF3 + 4 HF
HCl(g) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(g) + NaOH(aq) = NaCl(aq) + H2O(l)
Cu + HI = CuI + H =>
Cu + HI = CuI + H
N2H4 + F2 = N2 + HF =>
N2H4 + 2 F2 = N2 + 4 HF
Br2 + HI = HBr + I2 =>
Br2 + 2 HI = 2 HBr + I2
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Équations équilibrées sur10/26/24
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