| Équations équilibrées la veille |
2 NaVO3 + 2 H2O2 + 2 H2SO4 = (VO3)2SO4 + Na2SO4 + 4 H2O
ClO2 + H2S = S + H2O + HCl =>
2 ClO2 + 5 H2S = 5 S + 4 H2O + 2 HCl
KClO3 + P4 = P4O7 + KCl =>
7 KClO3 + 3 P4 = 3 P4O7 + 7 KCl
K2CrO4 + Cu(NO3)2 = KNO3 + CrCuO4 =>
K2CrO4 + Cu(NO3)2 = 2 KNO3 + CrCuO4
V2O5 + Zn + HCl = ZnCl + H2O + V =>
V2O5 + 10 Zn + 10 HCl = 10 ZnCl + 5 H2O + 2 V
Sr + H2O = SrOH + H2 =>
2 Sr + 2 H2O = 2 SrOH + H2
PbNO3 + K2SO4 = K2NO3 + PbSO4 =>
PbNO3 + K2SO4 = K2NO3 + PbSO4
HClO4 + Cu2S = HCl + Cu(ClO4)2 + H2SO4 + H2O =>
21 HClO4 + 4 Cu2S = 5 HCl + 8 Cu(ClO4)2 + 4 H2SO4 + 4 H2O
C2H5OH + CH3COOH = CH3COOC2H5OH + H2O =>
3 C2H5OH + 5 CH3COOH = 4 CH3COOC2H5OH + H2O
CuSO4NH4S = CuSNH4SO4 =>
CuSO4NH4S = CuSNH4SO4
CoSO4(s) = Co{+} + SO4{-} =>
CoSO4(s) = Co{+} + SO4{-}
CuSO4KOH = CuOHKSO4 =>
CuSO4KOH = CuOHKSO4
N2 + NaCl = NCl + Na =>
N2 + 2 NaCl = 2 NCl + 2 Na
NaHPO4NaOH = Na2PO4H2O =>
NaHPO4NaOH = Na2PO4H2O
[Ag(NH3)2]SCN + Cu(NO3)2 = Cu(SCN)2 + AgNO3 + NH3 =>
2[Ag(NH3)2]SCN + Cu(NO3)2 = Cu(SCN)2 + 2 AgNO3 + 4 NH3
Ag(NO3) + KOH = AgOH + K(NO3) =>
Ag(NO3) + KOH = AgOH + K(NO3)
B + O2 = BO2 =>
B + O2 = BO2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
FeO + H2O + O2 = FeO(OH) =>
4 FeO + 2 H2O + O2 = 4 FeO(OH)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2CS3 = H2S + CS2 =>
H2CS3 = H2S + CS2
Na2CrO4 + C2H5OH + H2SO4 = CH3COOH + H2O + Cr2(SO4)3 + Na2SO4 =>
4 Na2CrO4 + 3 C2H5OH + 10 H2SO4 = 3 CH3COOH + 13 H2O + 2 Cr2(SO4)3 + 4 Na2SO4
CH3COOH + CaCO3 = CH3COO + HCaCO3 =>
CH3COOH + CaCO3 = CH3COO + HCaCO3
Cu2O + KOH = KCuO + H2O =>
Cu2O + 2 KOH = 2 KCuO + H2O
HF + ZnO = ZnF2 + H2O =>
2 HF + ZnO = ZnF2 + H2O
F2 + CaCl2 = CaF2 + Cl =>
F2 + CaCl2 = CaF2 + 2 Cl
FeSO4(NH4)2SO4 = Fe(NH4)2(SO4)2 =>
FeSO4(NH4)2SO4 = Fe(NH4)2(SO4)2
[Co(H2O)6]{2+} + Cl{-} = Co[CoCl4] + H2O =>
2[Co(H2O)6]{2+} + 4 Cl{-} = Co[CoCl4] + 12 H2O
Cu + H{+} + NO3{-} = Cu{2+} + NO2 + H2O =>
Cu + 4 H{+} + 2 NO3{-} = Cu{2+} + 2 NO2 + 2 H2O
B2O3 + KCl = BCl3 + K2O =>
B2O3 + 6 KCl = 2 BCl3 + 3 K2O
MgSO4 + Sr(OH)2 = SrSO4 + Mg(OH)2 =>
MgSO4 + Sr(OH)2 = SrSO4 + Mg(OH)2
Al(OH)3 + KOH = AlKO2 + H2O =>
Al(OH)3 + KOH = AlKO2 + 2 H2O
Fe(NO3)3 + NaHCO3 = FeHCO3 + Na(NO3)3 =>
Fe(NO3)3 + NaHCO3 = FeHCO3 + Na(NO3)3
Na3CO3 + HCl = NaCl + H3CO3 =>
Na3CO3 + 3 HCl = 3 NaCl + H3CO3
AlCl3 + Na2SO4 = NaCl + Al2(SO4)3 =>
2 AlCl3 + 3 Na2SO4 = 6 NaCl + Al2(SO4)3
CaCl + Si = CaSi2 + Cl =>
CaCl + 2 Si = CaSi2 + Cl
K2Cr2O7 + Na2S + H2O = Cr2S3 + S + KOH + NaOH =>
K2Cr2O7 + 6 Na2S + 7 H2O = Cr2S3 + 3 S + 2 KOH + 12 NaOH
MgOHNH4SO4 = MgSO4NH3H2O =>
MgOHNH4SO4 = MgSO4NH3H2O
Cu(No3)2 + Zn = Cu + ZnNo3 =>
Cu(No3)2 + 2 Zn = Cu + 2 ZnNo3
K2Cr2O7 + HCl + H2S = CrCl + KCl + S + H2O =>
K2Cr2O7 + 4 HCl + 5 H2S = 2 CrCl + 2 KCl + 5 S + 7 H2O
SNCl4 + NH3 = SNCl3 + N2 + HCl =>
6 SNCl4 + 2 NH3 = 6 SNCl3 + N2 + 6 HCl
HNO3 + NaHCO3 = CO2 + H2O + NaNO3 =>
HNO3 + NaHCO3 = CO2 + H2O + NaNO3
MgCO3 + H2 = Mg(OH)2 + CO =>
MgCO3 + H2 = Mg(OH)2 + CO
KMnO4 + HBr = MnBr2 + KBr + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 5 Br2 + 8 H2O
KOH + Cl = KClO + KCl + H2O(l) =>
2 KOH + 2 Cl = KClO + KCl + H2O(l)
C3H8 + C3H6Cl2 = C3H6Cl + HCl =>
C3H8 + 3 C3H6Cl2 = 4 C3H6Cl + 2 HCl
HBO3 + KIO3 + KI = KBO3 + I2 + H2O =>
6 HBO3 + KIO3 + 5 KI = 6 KBO3 + 3 I2 + 3 H2O
Si3N4 + HCl = SiCl4 + NH3 =>
Si3N4 + 12 HCl = 3 SiCl4 + 4 NH3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaOH + Mg(NO3)2 = Na(NO3)2 + MgOH =>
NaOH + Mg(NO3)2 = Na(NO3)2 + MgOH
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Équations équilibrées sur11/21/24
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