| Équations équilibrées la veille |
SnO + 2 HCl = SnCl2 + H2O
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + H2O + NO =>
3 FeCO3 + 10 HNO3 = 3 Fe(NO3)3 + 3 CO2 + 5 H2O + NO
S + BaCl = Ba + SCl =>
S + BaCl = Ba + SCl
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
AsO + H2Cl = AsCl + H2O =>
AsO + H2Cl = AsCl + H2O
KMnO4 + HCl = KCl + H2O + Cl2 + MnO2 =>
2 KMnO4 + 8 HCl = 2 KCl + 4 H2O + 3 Cl2 + 2 MnO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca(OH)2 + Al + H2O = Ca3[Al(OH)6]2 + H2 =>
3 Ca(OH)2 + 2 Al + 6 H2O = Ca3[Al(OH)6]2 + 3 H2
PBS + HCl = PBCl2 + H2S =>
PBS + 2 HCl = PBCl2 + H2S
CH2CHCO2H = C2H2 + CO2 + H2O =>
5 CH2CHCO2H = 6 C2H2 + 3 CO2 + 4 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
MnO + HCl = MnCl2 + H2O =>
MnO + 2 HCl = MnCl2 + H2O
C2H4O2 + NaHCO3 = NaC2H3O2 + H2CO3 =>
C2H4O2 + NaHCO3 = NaC2H3O2 + H2CO3
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
K(s) + O2(g) = K2O2(s) =>
2 K(s) + O2(g) = K2O2(s)
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
N2O(g) = N2(g) + O2(g) =>
2 N2O(g) = 2 N2(g) + O2(g)
KNO3 + C6H14O6 = K2O + CO2 + H2O + N2 =>
26 KNO3 + 5 C6H14O6 = 13 K2O + 30 CO2 + 35 H2O + 13 N2
NiCl2(s) = Ni(s) + Cl2(g) =>
NiCl2(s) = Ni(s) + Cl2(g)
C9H13O3 + O2 = CO2 + H2O =>
4 C9H13O3 + 43 O2 = 36 CO2 + 26 H2O
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Cs2CrO4 + C = CO2 + Cr + Cs =>
Cs2CrO4 + 2 C = 2 CO2 + Cr + 2 Cs
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
NaClNaOH = NaHNaOCl =>
NaClNaOH = NaHNaOCl
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
lead(ii)nitrate + Al = lead + aluminiumnitrate =>
3 Pb(NO3)2 + 2 Al = 3 Pb + 2 Al(NO3)3
CH3 + CH = CH2 =>
CH3 + CH = 2 CH2
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
Bi + H2S = Bi2S3 + H =>
2 Bi + 3 H2S = Bi2S3 + 6 H
Cu + Ba(NO3)2 = Cu(NO3)2 + Ba =>
Cu + Ba(NO3)2 = Cu(NO3)2 + Ba
H2SiF6 + H2O = Si(OH)4 + HF =>
H2SiF6 + 4 H2O = Si(OH)4 + 6 HF
I + ClF = ICl + F =>
I + ClF = ICl + F
CaS + Fe(II)Br = Fe(II)S + CaBr =>
CaS + Fe(II)Br = Fe(II)S + CaBr
H2SO4 + H2O = H3O + SO4 =>
H2SO4 + 2 H2O = 2 H3O + SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaBr + HP{3-} = HBr + NaP{3-} =>
NaBr + HP{3-} = HBr + NaP{3-}
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
NaBr + H2SO4 = Br2 + SO2 + H2O + Na2SO4 =>
2 NaBr + 2 H2SO4 = Br2 + SO2 + 2 H2O + Na2SO4
Nb + OH = NbOH =>
Nb + OH = NbOH
H2SO4 + H2O = H3O + SO4 =>
H2SO4 + 2 H2O = 2 H3O + SO4
Al2O3 + Cl2 = AlCl3 + O2 =>
2 Al2O3 + 6 Cl2 = 4 AlCl3 + 3 O2
FeCl2 + O2 = FeO + Cl2 =>
2 FeCl2 + O2 = 2 FeO + 2 Cl2
NaOH + N2SO4 = Na2SO4 + NOH =>
2 NaOH + N2SO4 = Na2SO4 + 2 NOH
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Équations équilibrées sur01/08/25
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