| Équations équilibrées la veille |
C6H5CH2Cl + CH3Cl + 2 Na = C6H5CH2CH3 + 2 NaCl
Fe2O3 + H2SO4 = Fe2 + (SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2 + (SO4)3 + 3 H2O
NaN3 = N2 + Na =>
2 NaN3 = 3 N2 + 2 Na
Mn + FeS = MnS + Fe =>
Mn + FeS = MnS + Fe
Fe + K3[Fe(CN)6] = K3(Fe2(CN)6) =>
Fe + K3[Fe(CN)6] = K3(Fe2(CN)6)
HNO3 + FeOH2 = FeNO3 + NO + H2O =>
4 HNO3 + 3 FeOH2 = 3 FeNO3 + NO + 5 H2O
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
NaHCO3 + CH3COOH = CO2 + CH2COONa + H2O =>
8 NaHCO3 + 7 CH3COOH = 6 CO2 + 8 CH2COONa + 10 H2O
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
Ni(NO3)2 = NO2 + NiO + O2 =>
2 Ni(NO3)2 = 4 NO2 + 2 NiO + O2
C6H5Cl + CH3Cl = C6H5CH3 + Cl2 =>
C6H5Cl + CH3Cl = C6H5CH3 + Cl2
H3BO3 + H2O = H[B(OH)4] =>
H3BO3 + H2O = H[B(OH)4]
Na2S2O3 + NaOH + Ca(ClO)2 = CaSO3 + NaCl + Na2SO3 + H2O =>
Na2S2O3 + 2 NaOH + Ca(ClO)2 = CaSO3 + 2 NaCl + Na2SO3 + H2O
HCl + CaO = CaCl2 + water =>
2 HCl + CaO = CaCl2 + H2O
Fe(NO3)3 + NiSO4 = FeSO4 + Ni(NO3)3 =>
Fe(NO3)3 + NiSO4 = FeSO4 + Ni(NO3)3
KI + H3PO4 + CH3OH = K3PO4 + CH3I + H2O =>
3 KI + H3PO4 + 3 CH3OH = K3PO4 + 3 CH3I + 3 H2O
MnO4{-} + H2C2O4 + H{+} = Mn2 + CO2 + H2O =>
2 MnO4{-} + 7 H2C2O4 + 2 H{+} = Mn2 + 14 CO2 + 8 H2O
FeS + HNO3 + H2SO4 = Fe(SO4)3 + NO + H =>
FeS + 2 HNO3 + 2 H2SO4 = Fe(SO4)3 + 2 NO + 6 H
Cu2CO3 = CO2 + Cu2O =>
Cu2CO3 = CO2 + Cu2O
H{+} + NO3{-} + S = NO2 + H2SO4{-} + H2O =>
4 H{+} + 5 NO3{-} + S = 5 NO2 + H2SO4{-} + H2O
Au + BrF3 + KF = Br2 + KAuF4 =>
2 Au + 2 BrF3 + 2 KF = Br2 + 2 KAuF4
MnCO3 = CO2 + MnO =>
MnCO3 = CO2 + MnO
H3PO4 + Na2S = Na3PO4 + H2S =>
2 H3PO4 + 3 Na2S = 2 Na3PO4 + 3 H2S
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
C7H5ClO + Na2Cr2O7 + H2SO4 = C7H5ClO2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C7H5ClO + Na2Cr2O7 + 4 H2SO4 = 3 C7H5ClO2 + Cr2(SO4)3 + Na2SO4 + 4 H2O
C8H16 + O2 = CO + H2O =>
C8H16 + 8 O2 = 8 CO + 8 H2O
Ca3P2 + H2SO4 = CaSO4 + H3PO4 + H2S =>
Ca3P2 + 5 H2SO4 = 3 CaSO4 + 2 H3PO4 + 2 H2S
Na + SO3 + HCl = H2SO3 + NaCl =>
2 Na + SO3 + 2 HCl = H2SO3 + 2 NaCl
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
Au + BrF3 + KF = Br2 + KAuF4 =>
2 Au + 2 BrF3 + 2 KF = Br2 + 2 KAuF4
K4[Fe(CN)6] + NaOH = Fe(OH)2 + NaCN + KCN =>
K4[Fe(CN)6] + 2 NaOH = Fe(OH)2 + 2 NaCN + 4 KCN
C5H12O6 + O2 = CO2 + H2O =>
C5H12O6 + 5 O2 = 5 CO2 + 6 H2O
C12H22O11(s) + HO2(g) = CO2(g) + H2O =>
C12H22O11(s) + 16 HO2(g) = 12 CO2(g) + 19 H2O
NiCO3 = CO2 + NiO =>
NiCO3 = CO2 + NiO
KMnO4 + CaNO3 = CaMnO4 + KNO3 =>
KMnO4 + CaNO3 = CaMnO4 + KNO3
MgHPO4 = Mg2P2O7 + H2O =>
2 MgHPO4 = Mg2P2O7 + H2O
NH4ClO4 = Cl2 + H2O + N2 + O2 =>
2 NH4ClO4 = Cl2 + 4 H2O + N2 + 2 O2
F2(g) + NaI(aq) = NaF + I =>
F2(g) + 2 NaI(aq) = 2 NaF + 2 I
(COO)2Ca + HCl = (COOH)2 + CaCl2 =>
(COO)2Ca + 2 HCl = (COOH)2 + CaCl2
Mg(OH)2(s) + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2(s) + 2 HNO3 = Mg(NO3)2 + 2 H2O
X4O7 + H{+} + {-} = X + H2O =>
X4O7 + 14 H{+} + 14e = 4 X + 7 H2O
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
KCl + Pb(NO3)2 = K + NO3 + PbCl2 =>
2 KCl + Pb(NO3)2 = 2 K + 2 NO3 + PbCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NaOH + C15H15N3O2 = C15H14N3O2 + H2O + Na =>
NaOH + C15H15N3O2 = C15H14N3O2 + H2O + Na
ZnN + AgCl = AgN + ZnCl =>
ZnN + AgCl = AgN + ZnCl
H2S + I2 = S + HI =>
H2S + I2 = S + 2 HI
K2CO3 + Co(NO3)2 = CoCO3 + K2(NO3)2 =>
K2CO3 + Co(NO3)2 = CoCO3 + K2(NO3)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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Équations équilibrées sur10/29/24
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