| Équations équilibrées la veille |
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
ClO + H2O = HClO + OH =>
ClO + H2O = HClO + OH
NiCl2 + KBr = KCl + NiBr2 =>
NiCl2 + 2 KBr = 2 KCl + NiBr2
Mg(s) + HBr(aq) = H2(g) + MgBr2(aq) =>
Mg(s) + 2 HBr(aq) = H2(g) + MgBr2(aq)
As2H3 + HNO3 = H3AsO4 + NO2 + H2O =>
As2H3 + 13 HNO3 = 2 H3AsO4 + 13 NO2 + 5 H2O
Pd + HCl + HNO3 = H2PdCl4 + NO + H2O =>
3 Pd + 12 HCl + 2 HNO3 = 3 H2PdCl4 + 2 NO + 4 H2O
BeF2 + K2O = BeO + KF =>
BeF2 + K2O = BeO + 2 KF
N2 + O2 + H2O + CO2 = C3H5(NO3)3 =>
6 N2 + O2 + 10 H2O + 12 CO2 = 4 C3H5(NO3)3
Fe{2}O{3} + CO = Fe + CO{2} =>
Fe{2}O{3} + CO = Fe + CO{2}
Na3(Al(OH)6) = Al(OH)3 + NaOH =>
Na3(Al(OH)6) = Al(OH)3 + 3 NaOH
BiCl3 + H2S = Bi2S3 + HCl =>
2 BiCl3 + 3 H2S = Bi2S3 + 6 HCl
(CH3) + H2O = (CH3)2O + H2 =>
2(CH3) + H2O = (CH3)2O + H2
NaCH3COO + H2O = NaOH + CH3COOH =>
NaCH3COO + H2O = NaOH + CH3COOH
MnO4 + H2SO3 = Mn{2+} + SO4{2-} + H2O + H{+} =>
MnO4 + 3 H2SO3 = Mn{2+} + 3 SO4{2-} + H2O + 4 H{+}
CaHPO4 = Ca3(PO4)2 + H3PO4 =>
3 CaHPO4 = Ca3(PO4)2 + H3PO4
Bi2O3 + H2O = Bi(OH)3 =>
Bi2O3 + 3 H2O = 2 Bi(OH)3
Al + C2H4O2 = Al(C2H3O2)3 + H =>
Al + 3 C2H4O2 = Al(C2H3O2)3 + 3 H
Mg(NO3)2 + NaI = MgI2 + NaNO3 =>
Mg(NO3)2 + 2 NaI = MgI2 + 2 NaNO3
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + HCHO + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{+3} + 3 HCHO + 7 H2O
Fe(NO3)2 + KCN = K4Fe(CN)6 + KNO3 =>
Fe(NO3)2 + 6 KCN = K4Fe(CN)6 + 2 KNO3
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
ClO + H2O = OH + HCl =>
ClO + 2 H2O = 3 OH + HCl
Zn(OH)2 + NaHCO3 = Zn(CO3) + NaOH + H2O =>
Zn(OH)2 + NaHCO3 = Zn(CO3) + NaOH + H2O
CH3Br + Na = CH3Na + Br =>
CH3Br + Na = CH3Na + Br
H2O + CH3MgCl = CH4 + MgOHCl =>
H2O + CH3MgCl = CH4 + MgOHCl
SbH3 + HNO3 = H3SbO4 + NO2 + H2O =>
SbH3 + 8 HNO3 = H3SbO4 + 8 NO2 + 4 H2O
CaF2 + Li2(SO4) = CaSO4 + LiF =>
CaF2 + Li2(SO4) = CaSO4 + 2 LiF
Ce2 + KOH = KCe + KCeO3 + H2O =>
3 Ce2 + 6 KOH = 5 KCe + KCeO3 + 3 H2O
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Li2CO3(s) = Li2O(s) + CO2(g) =>
Li2CO3(s) = Li2O(s) + CO2(g)
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
MnO4{-} + HCl = Cl{-} + Mn{2+} + H2O + Cl2 =>
2 MnO4{-} + 16 HCl = 6 Cl{-} + 2 Mn{2+} + 8 H2O + 5 Cl2
NH4OH + CuI = NH4I + CuOH =>
NH4OH + CuI = NH4I + CuOH
CH3COOH + Ga(OH)3 = Ga(CH3COO)3 + H2O =>
3 CH3COOH + Ga(OH)3 = Ga(CH3COO)3 + 3 H2O
Ag + OH = Ag2O + H2O =>
2 Ag + 2 OH = Ag2O + H2O
NO3{-} + H2O = N2 + O2 + OH{-} =>
4 NO3{-} + 2 H2O = 2 N2 + 5 O2 + 4 OH{-}
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
HCl + CH3OH + K2Cr2O7 = CH2O + CrCl3 + H2O + KCl =>
8 HCl + 3 CH3OH + K2Cr2O7 = 3 CH2O + 2 CrCl3 + 7 H2O + 2 KCl
Al(OH)3(ac) = Al2O3(s) + H2O(g) =>
2 Al(OH)3(ac) = Al2O3(s) + 3 H2O(g)
Zn{2+} + HCl = ZnCl2 + H{+} =>
Zn{2+} + 2 HCl = ZnCl2 + 2 H{+}
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
Cu(CH3COO)2 + Na2CO3 = CuCO3 + Na(CH3COO) =>
Cu(CH3COO)2 + Na2CO3 = CuCO3 + 2 Na(CH3COO)
I2 + Cl2 = ICl3 =>
I2 + 3 Cl2 = 2 ICl3
Ru + S = RuS2 =>
Ru + 2 S = RuS2
Fe(s) + O2(g) + H2O = Fe(OH)2(aq) =>
2 Fe(s) + O2(g) + 2 H2O = 2 Fe(OH)2(aq)
Na2HPO4 + FeSO4 = Na2SO4 + FePO4 + H2 =>
2 Na2HPO4 + 2 FeSO4 = 2 Na2SO4 + 2 FePO4 + H2
Cu2S(s) + O2(g) = Cu(s) + SO2(g) =>
Cu2S(s) + O2(g) = 2 Cu(s) + SO2(g)
Al(s) + KOH(aq) + H2O = KAl(OH)4 + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 KAl(OH)4 + 3 H2(g)
Au + F = AuF =>
Au + F = AuF
NO2(g) + H2O(i) = HNO3(ac) + NO(g) =>
3 NO2(g) + H2O(i) = 2 HNO3(ac) + NO(g)
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Équations équilibrées sur10/23/24
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