| Équations équilibrées la veille |
2 KMnO4 + 3 H2SO4 + 6 CaO2 = 2 MnSO4 + 6 CaOH + 7 O2 + K2SO4
Na2TeO3 + NaI + HCl = NaCl + Te + IO2 + H2O =>
5 Na2TeO3 + 4 NaI + 14 HCl = 14 NaCl + 5 Te + 4 IO2 + 7 H2O
Au + KCn + O2 + H2O = KAu(Cn)2 + KOH =>
4 Au + 8 KCn + O2 + 2 H2O = 4 KAu(Cn)2 + 4 KOH
Co(s) + HNO3(aq) = Co(NO3)2(aq) + H2 =>
Co(s) + 2 HNO3(aq) = Co(NO3)2(aq) + H2
Zn3P2 + HCl = ZnCl2 + PH3 =>
Zn3P2 + 6 HCl = 3 ZnCl2 + 2 PH3
La(OH)3 + H2CO3 = La(OH)CO3 + H2O =>
La(OH)3 + H2CO3 = La(OH)CO3 + 2 H2O
PbS + O2 + H2O = Pb + H2SO4 =>
2 PbS + 3 O2 + 2 H2O = 2 Pb + 2 H2SO4
Na8 + H2O = NaOH + H2 =>
Na8 + 8 H2O = 8 NaOH + 4 H2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
(Cu(H2O)6) + Zn = Cu + (Zn(H2O)6) =>
(Cu(H2O)6) + Zn = Cu + (Zn(H2O)6)
CH3CHO + NaHSO3 = CH3CH(OH)(SO2ONa) =>
CH3CHO + NaHSO3 = CH3CH(OH)(SO2ONa)
Ca + ZnCl2 = Zn + CaCl =>
2 Ca + ZnCl2 = Zn + 2 CaCl
MnO2 + HCl = Mn3Cl + Cl + H2O =>
3 MnO2 + 12 HCl = Mn3Cl + 11 Cl + 6 H2O
HC3H3O3 = C2H4O + CO2 =>
HC3H3O3 = C2H4O + CO2
Co(OH)3 + KCN + KF = K3[Co(CN)4F2] + KOH =>
Co(OH)3 + 4 KCN + 2 KF = K3[Co(CN)4F2] + 3 KOH
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
Ni(CO3) + Zn(CH3CO2) = Ni(CH3CO2)2 + Zn2(CO3) =>
Ni(CO3) + 2 Zn(CH3CO2) = Ni(CH3CO2)2 + Zn2(CO3)
CdCl2 + NH3 + H2O = Cd(OH)2 + NH4Cl =>
CdCl2 + 2 NH3 + 2 H2O = Cd(OH)2 + 2 NH4Cl
(NH4)2SO4 + Ca(OH)2 = NH3 + SO4 + Ca(OH)2H2 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH3 + SO4 + Ca(OH)2H2
HNO3 + P = H2PO4 + NO2 + H2O =>
6 HNO3 + P = H2PO4 + 6 NO2 + 2 H2O
Cr(NO3)3 + ZnCl2 = Zn(NO3)2 + CrCl3 =>
2 Cr(NO3)3 + 3 ZnCl2 = 3 Zn(NO3)2 + 2 CrCl3
NaCl + H2SO4 + MnO2 = Cl2 + MnSO4 + H2O + Na2SO4 =>
2 NaCl + 2 H2SO4 + MnO2 = Cl2 + MnSO4 + 2 H2O + Na2SO4
CoS + NOCl = Co{+2} + Cl{-} + NO + S =>
CoS + 2 NOCl = Co{+2} + 2 Cl{-} + 2 NO + S
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Br{2} + KI = KBr + I{2} =>
Br{2} + KI = KBr + I{2}
Ca(NO3)2 + KH2PO4 + NH4OH = Ca10(PO4)6(OH)2 + KNO3 + NH4NO3 + H2O =>
10 Ca(NO3)2 + 6 KH2PO4 + 14 NH4OH = Ca10(PO4)6(OH)2 + 6 KNO3 + 14 NH4NO3 + 12 H2O
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
CH3OH + O2 = CH3O + OH =>
2 CH3OH + O2 = 2 CH3O + 2 OH
OH{-} + SO2 + MnO4{-} = H2O + MnO2 + SO4{-2} =>
4 OH{-} + 3 SO2 + 2 MnO4{-} = 2 H2O + 2 MnO2 + 3 SO4{-2}
CuZn + O2 = CuO + ZnO =>
CuZn + O2 = CuO + ZnO
CaCl2(aq) + Na2CO3(aq) = NaCl(aq) + CaCO3 =>
CaCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + CaCO3
MnO + H2C2O4 = MnC2O4 + H2O =>
MnO + H2C2O4 = MnC2O4 + H2O
Cu(OH)2 + H2C2O4 = CuC2O4 + H2O =>
Cu(OH)2 + H2C2O4 = CuC2O4 + 2 H2O
N2 + O3 = N2O3 =>
N2 + O3 = N2O3
Na(OH) + FeCl3 = Fe(OH)3 + NaCl =>
3 Na(OH) + FeCl3 = Fe(OH)3 + 3 NaCl
Co(NO3)2 + (NH4)2SO4 = CoSO4 + (NH4)(NO3) =>
Co(NO3)2 + (NH4)2SO4 = CoSO4 + 2(NH4)(NO3)
SmCl3*6H2O + NaOH = Sm(OH)3 + NaCl + H2O =>
SmCl3*6H2O + 3 NaOH = Sm(OH)3 + 3 NaCl + 6 H2O
AgNH2 + C2H2 = AgC2H + NH3 =>
AgNH2 + C2H2 = AgC2H + NH3
LiOH + H2SiO3 = H2O + Li2SiO3 =>
2 LiOH + H2SiO3 = 2 H2O + Li2SiO3
CdS + Na2S = CdS3 + Na =>
CdS + 2 Na2S = CdS3 + 4 Na
CH3CH2OH + C6H4(OCOCH3)COOH = (OH)C6H4CO2C2H5 + H2O =>
9 CH3CH2OH + 7 C6H4(OCOCH3)COOH = 9(OH)C6H4CO2C2H5 + 10 H2O
Ca[HCO3]2 = CaCO3 + H2O + CO2 =>
Ca[HCO3]2 = CaCO3 + H2O + CO2
Tl(s) + O2(g) = Tl2O(s) =>
4 Tl(s) + O2(g) = 2 Tl2O(s)
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
Sb2S3 + HNO3 = HSbO3 + S + NO + H2O(water) =>
3 Sb2S3 + 10 HNO3 = 6 HSbO3 + 9 S + 10 NO + 2 H2O(water)
K2SO4 + MgCl2 = K2Cl2 + MgSO4 =>
K2SO4 + MgCl2 = K2Cl2 + MgSO4
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Al2(SO4)3 + AgNO3 = Al(NO3)3 + Ag2 + SO4 =>
Al2(SO4)3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2 + 3 SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MgO2CO + HCl = ClMgCl + H2O + CO2 =>
MgO2CO + 2 HCl = ClMgCl + H2O + CO2
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Équations équilibrées sur12/10/24
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