| Équations équilibrées la veille |
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
Co + MnCl2 = CoCl2 + Mn =>
Co + MnCl2 = CoCl2 + Mn
NaC1 + H2SO4 = Na2SO4 + HC1 =>
2 NaC1 + H2SO4 = Na2SO4 + 2 HC1
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Na2CO3 + H2PO4 = Na2PO4 + CO2 + H2O =>
Na2CO3 + H2PO4 = Na2PO4 + CO2 + H2O
Al + CoCl2 = AlCl3 + Co =>
2 Al + 3 CoCl2 = 2 AlCl3 + 3 Co
KCr(SO4)2 + H2O = KCr(SO4)2*12H2O =>
KCr(SO4)2 + 12 H2O = KCr(SO4)2*12H2O
SO2Ba(OH)2 = BaSO3H2O =>
SO2Ba(OH)2 = BaSO3H2O
C9H11NO3 + O2 = CO2 + H2O + NO2 =>
4 C9H11NO3 + 45 O2 = 36 CO2 + 22 H2O + 4 NO2
Si(OH)4(aq) + NaBr(aq) = SiBr4(aq) + NaOH(aq) =>
Si(OH)4(aq) + 4 NaBr(aq) = SiBr4(aq) + 4 NaOH(aq)
Mg + AgN03 = Mg(N03)2 + Ag =>
Mg + 2 AgN03 = Mg(N03)2 + 2 Ag
Rb + RbNO2 = Rb2O + N2 =>
6 Rb + 2 RbNO2 = 4 Rb2O + N2
Hg3N2 + HF = HgF2 + H3N =>
Hg3N2 + 6 HF = 3 HgF2 + 2 H3N
Sr + HClO3 = H2 + SrClO3 =>
2 Sr + 2 HClO3 = H2 + 2 SrClO3
HNO3 + P = H2O + H3PO4 + NO2 =>
5 HNO3 + P = H2O + H3PO4 + 5 NO2
NaOH(s)HNO3(s) = NaNO3(s)H2O(s) =>
NaOH(s)HNO3(s) = NaNO3(s)H2O(s)
N3 = N2 =>
2 N3 = 3 N2
KOHBa(OH)2 = K(OH)2BaOH =>
KOHBa(OH)2 = K(OH)2BaOH
MnO3F + H2O = HMnO4 + HF =>
MnO3F + H2O = HMnO4 + HF
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
I = I3 =>
3 I = I3
SO3 + OH = SO4 + HOH =>
SO3 + 2 OH = SO4 + HOH
O2 + Cl2 = Cl2O =>
O2 + 2 Cl2 = 2 Cl2O
AlCl3 + AgNO3 = Al(NO3)3 + AgCl =>
AlCl3 + 3 AgNO3 = Al(NO3)3 + 3 AgCl
Mn + Ag{2+} = Mn{2+} + Ag =>
Mn + Ag{2+} = Mn{2+} + Ag
CH3COCl + CH3CH2CH2CH2OH = CH3COOCH2CH2CH2CH3 + HCl =>
CH3COCl + CH3CH2CH2CH2OH = CH3COOCH2CH2CH2CH3 + HCl
Cu2 + HNO3 + H2O = Cu(NO3)2 + H3O =>
Cu2 + 4 HNO3 + 4 H2O = 2 Cu(NO3)2 + 4 H3O
C6H5CHO + KMnO4 = C6H5COOH + KMnO3 =>
C6H5CHO + KMnO4 = C6H5COOH + KMnO3
CH2O2 + HNO3 = CO2 + H2O + NO =>
3 CH2O2 + 2 HNO3 = 3 CO2 + 4 H2O + 2 NO
Zn + H3AsO4 = ZnH3 + AsO4 =>
Zn + H3AsO4 = ZnH3 + AsO4
Fe + H2O4 = Fe2O4 + H2 =>
2 Fe + H2O4 = Fe2O4 + H2
H2S + Na4C = Na2S + H4C =>
2 H2S + Na4C = 2 Na2S + H4C
Mn3O4 + KClO3 + KCO3 = K2MnO4 + K2Cl + CO2 =>
2 Mn3O4 + KClO3 + 13 KCO3 = 6 K2MnO4 + K2Cl + 13 CO2
H2O + NO2{-} + CrO4{2-} = OH{-} + Cr{2+} + NO3{-} =>
2 H2O + 2 NO2{-} + CrO4{2-} = 4 OH{-} + Cr{2+} + 2 NO3{-}
C2H5COH + Na2Cr2O7 + H2SO4 = C2H5COOH + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5COH + Na2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + Na2SO4 + Cr2(SO4)3 + 4 H2O
Br + CaCl2 = BrCl2 + Ca =>
Br + CaCl2 = BrCl2 + Ca
Na(CO3) + Ag(NO3) = Ag(CO3) + NaNO3 =>
Na(CO3) + Ag(NO3) = Ag(CO3) + NaNO3
NH3 + O3 = NH4NO3 + O2 + H2O =>
2 NH3 + 4 O3 = NH4NO3 + 4 O2 + H2O
KCr(SO4)2 + H2O = KCr(SO4)2*12H2O =>
KCr(SO4)2 + 12 H2O = KCr(SO4)2*12H2O
Ca(NO3)2 + K3PO4 = KNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 K3PO4 = 6 KNO3 + Ca3(PO4)2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn + HC1 = ZnC1*2 + H*2 =>
Zn + HC1 = ZnC1*2 + H*2
KNO2 + NH4Cl = KCl + N2 + H2O =>
KNO2 + NH4Cl = KCl + N2 + 2 H2O
Al + Na2SO4 = Al2(SO4)3 + Na =>
2 Al + 3 Na2SO4 = Al2(SO4)3 + 6 Na
C5H12O + CH3COOH + H2SO4 = H2O + CH4C7H6O3SO4 =>
2 C5H12O + 35 CH3COOH + 10 H2SO4 = 42 H2O + 10 CH4C7H6O3SO4
Co{2+} + SCN({-}) = Co(SCN)4{2-} =>
Co{2+} + 4 SCN({-}) = Co(SCN)4{2-}
Na + B2S3 = Na2S + B =>
6 Na + B2S3 = 3 Na2S + 2 B
H2O + NO2{-} + CrO4{2-} = OH{-} + Cr{3+} + NO3{-} =>
5 H2O + 3 NO2{-} + 2 CrO4{2-} = 10 OH{-} + 2 Cr{3+} + 3 NO3{-}
Na2CO3 + H2SO4 = H2CO3 + Na2SO4 =>
Na2CO3 + H2SO4 = H2CO3 + Na2SO4
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