| Équations équilibrées la veille |
H2CO3 + MgO = MgCO3 + H2O
Cs + CN = CsCN =>
Cs + CN = CsCN
Pt + Ni2(SO3)3 = Pt(SO3)2 + Ni =>
3 Pt + 2 Ni2(SO3)3 = 3 Pt(SO3)2 + 4 Ni
ZrI = Zr + I =>
ZrI = Zr + I
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Nd + O2 = NdO =>
2 Nd + O2 = 2 NdO
Y2 + O4 = YO =>
2 Y2 + O4 = 4 YO
Al(OH)2Cl + KCl = AlCl3 + KOH =>
Al(OH)2Cl + 2 KCl = AlCl3 + 2 KOH
K2CO3 + Cu(NO3)2 = Cu + CO3 + K(NO3)2 =>
K2CO3 + 2 Cu(NO3)2 = 2 Cu + CO3 + 2 K(NO3)2
C3H8 + HCl = C3H6Cl2 + H2 =>
C3H8 + 2 HCl = C3H6Cl2 + 2 H2
CH3CH2OH + H2SO4 + K2Cr2O7 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 8 H2SO4 + 2 K2Cr2O7 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
K2(Cr2O7) + NaOH + H2O2 = Na(CrO4) + KOH + H2O =>
K2(Cr2O7) + 2 NaOH + H2O2 = 2 Na(CrO4) + 2 KOH + H2O
NaCl + AgNO3 = NaAgNO3Cl =>
NaCl + AgNO3 = NaAgNO3Cl
CaH + H2O = H2 + Ca(OH)2 =>
2 CaH + 4 H2O = 3 H2 + 2 Ca(OH)2
Hg + KCl = HgKCl =>
Hg + KCl = HgKCl
Cl + HNO3 = Cl(HNO3) =>
Cl + HNO3 = Cl(HNO3)
CuSO4 + AlBr3 = CuBr2 + Al2(SO4)3 =>
3 CuSO4 + 2 AlBr3 = 3 CuBr2 + Al2(SO4)3
Na2CrO4 + C2H5OH + H2SO4 = CH3CHO + H2O + Cr2(SO4)3 + Na2SO4 =>
2 Na2CrO4 + 3 C2H5OH + 5 H2SO4 = 3 CH3CHO + 8 H2O + Cr2(SO4)3 + 2 Na2SO4
H3O + Cl = HCl + H2O =>
H3O + Cl = HCl + H2O
C2H22O11 + O2 = CO2 + HO =>
2 C2H22O11 + 15 O2 = 4 CO2 + 44 HO
CuClO3(aq) + Fe2S3(aq) = Cu2S(s) + Fe(ClO3)3(aq) =>
6 CuClO3(aq) + Fe2S3(aq) = 3 Cu2S(s) + 2 Fe(ClO3)3(aq)
CH3CH2Cl + CH3OK = CH3CH2OK + CH3Cl =>
CH3CH2Cl + CH3OK = CH3CH2OK + CH3Cl
NaOH + H2(s)SO4(s) = Na2(s)SO4(s) + H2(s)O =>
2 NaOH + H2(s)SO4(s) = Na2(s)SO4(s) + 2 H2(s)O
CuF2 + K2SO4 = CuSO4 + KF =>
CuF2 + K2SO4 = CuSO4 + 2 KF
C8H8 + O2(g) = CO2(g) + H2O =>
C8H8 + 10 O2(g) = 8 CO2(g) + 4 H2O
HI(g) + ICl(g) = I2(g) + HCl =>
HI(g) + ICl(g) = I2(g) + HCl
KMnO4 + CH3CHO = CH3COOH + CH3COOK + MnO2 + H2O =>
2 KMnO4 + 3 CH3CHO = CH3COOH + 2 CH3COOK + 2 MnO2 + H2O
Zn + P + O = Zn3(PO4)2 =>
3 Zn + 2 P + 8 O = Zn3(PO4)2
Br2O7 + H2O = BrH + O =>
Br2O7 + H2O = 2 BrH + 8 O
Cu3Zn2 + H2SO4 = CuSO4 + ZnSO4 + H2 =>
Cu3Zn2 + 5 H2SO4 = 3 CuSO4 + 2 ZnSO4 + 5 H2
Ca(NO)(aq) + NaPO(aq) = Ca(PO)(s) + NaNO(aq) =>
Ca(NO)(aq) + NaPO(aq) = Ca(PO)(s) + NaNO(aq)
Mn(NO3)2 + NaBiO3 + HNO3 = NaNO3 + Bi(NO3)3 + H2O + HMnO4 =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 5 NaNO3 + 5 Bi(NO3)3 + 7 H2O + 2 HMnO4
H3O + Cl = OH + HCl =>
H3O + 2 Cl = OH + 2 HCl
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 12 CH3CH2OH = Cr2(SO)3 + 16 H2O + 12 CH3CHO + K2SO4
Cu{2+} + Fe(CN)6{4-} = Cu2Fe(CN)6 =>
2 Cu{2+} + Fe(CN)6{4-} = Cu2Fe(CN)6
HIO + NaOH = NaIO + H2O =>
HIO + NaOH = NaIO + H2O
HNO3(aq) + K2SO3(aq) = HSO3(s) + K2NO3(s) =>
HNO3(aq) + K2SO3(aq) = HSO3(s) + K2NO3(s)
C6H12O6 + K2Cr2O7 + H2O = C6H12O7 + Cr(OH)3 + KOH =>
3 C6H12O6 + K2Cr2O7 + 4 H2O = 3 C6H12O7 + 2 Cr(OH)3 + 2 KOH
C2H5CHO + Cu(OH)2 = Cu2O + C2H5COOH + H2O =>
C2H5CHO + 2 Cu(OH)2 = Cu2O + C2H5COOH + 2 H2O
AuCr(aq) + H2O(l) = Au(s) + Cr2O7(aq) + H(aq) =>
2 AuCr(aq) + 7 H2O(l) = 2 Au(s) + Cr2O7(aq) + 14 H(aq)
C7H24 + O2 = CO2 + H2O =>
C7H24 + 13 O2 = 7 CO2 + 12 H2O
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
HOH = H2O =>
HOH = H2O
NaOH + CO2 = Na2CO3 + O2 + H2 =>
4 NaOH + 2 CO2 = 2 Na2CO3 + O2 + 2 H2
Pb(NO3)2 + HCl = HCl(NO3) + Pb =>
Pb(NO3)2 + 2 HCl = 2 HCl(NO3) + Pb
H2 + O + Na = NaOH = H2 =>
H2 + 2 O + 2 Na = 2 NaOH
CH3COOH + Al = (CH3COO)Al + H2 =>
2 CH3COOH + 2 Al = 2(CH3COO)Al + H2
LiNO3 + Pb(OH)2 = LiOH + Pb(NO3)2 =>
2 LiNO3 + Pb(OH)2 = 2 LiOH + Pb(NO3)2
C8H8 + NaOH = C8H7Na + H2O =>
C8H8 + NaOH = C8H7Na + H2O
Cr2(SO4)3 + Na2SO3 + H2O = Cr(OH)3 + SO2 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 3 Na2SO4
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