| Équations équilibrées la veille |
2 Al + 2 MgO = 2 Mg + Al2O2
NaCl + Br2 = BrNa + Cl2 =>
2 NaCl + Br2 = 2 BrNa + Cl2
CuSO4 + P = P2(SO4)3 + Cu =>
3 CuSO4 + 2 P = P2(SO4)3 + 3 Cu
Ca3P2 + O2 = Ca2O3 + P =>
4 Ca3P2 + 9 O2 = 6 Ca2O3 + 8 P
FCl3 = F2 + Cl2 =>
2 FCl3 = F2 + 3 Cl2
Fe4[Fe(CN)6]3 = Fe{3+} + Fe(CN)6{4-} =>
Fe4[Fe(CN)6]3 = 4 Fe{3+} + 3 Fe(CN)6{4-}
AlOH3 + KOH + H2O = K3[Al(OH)6] + H2 =>
AlOH3 + 3 KOH + 2 H2O = K3[Al(OH)6] + 2 H2
HCN + Cu(SO4) = CuN + H(SO4) + C2 =>
2 HCN + 2 Cu(SO4) = 2 CuN + 2 H(SO4) + C2
(a)Fe + O2 = Fe2O3 =>
4(a)Fe + 3 O2 = 2 Fe2O3
CH3CH2CH2(OH) + KMnO4 + HCl = CH3CH2COOH + KCl + MnCl2 + H2O =>
5 CH3CH2CH2(OH) + 4 KMnO4 + 12 HCl = 5 CH3CH2COOH + 4 KCl + 4 MnCl2 + 11 H2O
NaOH + HC = H2O + NaC =>
NaOH + HC = H2O + NaC
KOH + HI = KI + H2O =>
KOH + HI = KI + H2O
C5H11OH + Na = C5H11NaO + H2 =>
2 C5H11OH + 2 Na = 2 C5H11NaO + H2
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
C3H8 + O2 = CO2 + H2O = C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NiCl2 + Na2S = Ni2S2 + NaCl =>
2 NiCl2 + 2 Na2S = Ni2S2 + 4 NaCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CH2Cl2 + O2 = CO2 + Cl2 + H2O =>
2 CH2Cl2 + 3 O2 = 2 CO2 + 2 Cl2 + 2 H2O
NaMnO4 + H2SO4 + NaBr = Br2 + MnSO4 + Na2SO4 + H2O =>
2 NaMnO4 + 8 H2SO4 + 10 NaBr = 5 Br2 + 2 MnSO4 + 6 Na2SO4 + 8 H2O
CH2Cl2 + O2 = CO2 + Cl2 + H2O =>
2 CH2Cl2 + 3 O2 = 2 CO2 + 2 Cl2 + 2 H2O
C2H3O2Cl + O2 = CO2 + H2O + Cl2 =>
4 C2H3O2Cl + 7 O2 = 8 CO2 + 6 H2O + 2 Cl2
CH2Cl2 + O2 = CO2 + Cl2 + H2O =>
2 CH2Cl2 + 3 O2 = 2 CO2 + 2 Cl2 + 2 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CuSO4 + P = P2(SO4)3 + Cu =>
3 CuSO4 + 2 P = P2(SO4)3 + 3 Cu
Ca3P2 + O2 = Ca2O3 + P =>
4 Ca3P2 + 9 O2 = 6 Ca2O3 + 8 P
Na2Cr2O7 + KI + H2O = Cr(OH)3 + KOH + I2 + NaOH =>
Na2Cr2O7 + 6 KI + 7 H2O = 2 Cr(OH)3 + 6 KOH + 3 I2 + 2 NaOH
NiSO4 + NaCN = Na2[Ni(CN)4] + Na2SO4 =>
NiSO4 + 4 NaCN = Na2[Ni(CN)4] + Na2SO4
Fe4[Fe(CN)6]3 = Fe{3+} + Fe(CN)6{4-} =>
Fe4[Fe(CN)6]3 = 4 Fe{3+} + 3 Fe(CN)6{4-}
CO(OH)2 + HCl = COCl2 + H2O =>
CO(OH)2 + 2 HCl = COCl2 + 2 H2O
FeS + HNO3 = H2(SO4) + NO + H2O + Fe(NO3)3 =>
FeS + 6 HNO3 = H2(SO4) + 3 NO + 2 H2O + Fe(NO3)3
NO2 + O2 + H2O = NHO3 =>
4 NO2 + O2 + 2 H2O = 4 NHO3
Ca3P2 + O2 = Ca2O3 + P =>
4 Ca3P2 + 9 O2 = 6 Ca2O3 + 8 P
AcOH(aq) + NaOH(aq) = H2O(aq) + AcONa(aq) =>
AcOH(aq) + NaOH(aq) = H2O(aq) + AcONa(aq)
Ca3P2 + O2 = Ca2O3 + P =>
4 Ca3P2 + 9 O2 = 6 Ca2O3 + 8 P
CH3CH(Cl)CH2CH3 + KOH = CH3CH2CHCH2 + KCl + H2O =>
CH3CH(Cl)CH2CH3 + KOH = CH3CH2CHCH2 + KCl + H2O
Fe4[Fe(CN)6]3 = Fe{3+} + Fe(CN)6{4-} =>
Fe4[Fe(CN)6]3 = 4 Fe{3+} + 3 Fe(CN)6{4-}
Zinc + Cobalt(ii)sulfate = zincsulfate + cobalt =>
Zn + CoSO4 = ZnSO4 + Co
CuSO4 + P = P2(SO4)3 + Cu =>
3 CuSO4 + 2 P = P2(SO4)3 + 3 Cu
Cu{+1) = Cu{+2}+Cu =>
2 Cu{+1) = Cu{+2}+Cu
Fe4[Fe(CN)6]3 = Fe{3+} + Fe(CN)6{4-} =>
Fe4[Fe(CN)6]3 = 4 Fe{3+} + 3 Fe(CN)6{4-}
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Bi(NO3)3*5H2O + Ce(SO4)2*4H2O + Y2O3 + Na2CO3 = BiYCe2O7 + NaNO3 + Na2SO4 + CO2 + H2O =>
2 Bi(NO3)3*5H2O + 4 Ce(SO4)2*4H2O + Y2O3 + 11 Na2CO3 = 2 BiYCe2O7 + 6 NaNO3 + 8 Na2SO4 + 11 CO2 + 26 H2O
H4SiO3 + Zn(OH)2 = H2O + Zn2SiO3 =>
H4SiO3 + 2 Zn(OH)2 = 4 H2O + Zn2SiO3
Ca3P2 + O2 = Ca2O3 + P =>
4 Ca3P2 + 9 O2 = 6 Ca2O3 + 8 P
Y2O3 + BaCO3 + CuO + O2 = YBa2Cu3O7 + CO2 =>
2 Y2O3 + 8 BaCO3 + 12 CuO + O2 = 4 YBa2Cu3O7 + 8 CO2
NaMnO4 + H2SO4 + NaBr = Br2 + MnSO4 + Na2SO4 + H2O =>
2 NaMnO4 + 8 H2SO4 + 10 NaBr = 5 Br2 + 2 MnSO4 + 6 Na2SO4 + 8 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
C6H10 = C6H6 + H2 =>
C6H10 = C6H6 + 2 H2
H3 + PO4 + NaOH = NaPO4 + H2O =>
H3 + 3 PO4 + 3 NaOH = 3 NaPO4 + 3 H2O
CuS + NO3 = Cu + SO4 + NO =>
CuS + 2 NO3 = Cu + SO4 + 2 NO
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