| Équations équilibrées la veille |
2 HCO3 + Br2 = 2 CO2 + 2 HBr + O2
CH3COOH + Mg(HCO3)2 = H2O + CO2 + Mg =>
CH3COOH + 4 Mg(HCO3)2 = 6 H2O + 10 CO2 + 4 Mg
Cu + FeCl2 = CuCl + Fe =>
2 Cu + FeCl2 = 2 CuCl + Fe
H2S + CuOH = Cu2S + H2O =>
H2S + 2 CuOH = Cu2S + 2 H2O
SO2 + H2S = H2S5O6 + H2O =>
10 SO2 + 5 H2S = 3 H2S5O6 + 2 H2O
Cu2 = Cu =>
Cu2 = 2 Cu
K2O + H2SO4 = H2O + K2SO4 =>
K2O + H2SO4 = H2O + K2SO4
Zn + H{+} + NO3{-} = Zn{+2} + NH4{+} + H2O =>
4 Zn + 10 H{+} + NO3{-} = 4 Zn{+2} + NH4{+} + 3 H2O
LiCl + H2SO4 = hydrogenchloride + lithiumsulfate =>
2 LiCl + H2SO4 = 2 HCl + Li2SO4
Br2 + S{-2} = Br{-} + S =>
Br2 + S{-2} = 2 Br{-} + S
HCO3 + Br2 = CO2 + HBr + O2 =>
2 HCO3 + Br2 = 2 CO2 + 2 HBr + O2
FeCN + NaCN = Na5Fe(CN)6 =>
FeCN + 5 NaCN = Na5Fe(CN)6
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
ZnSO4 + NaOH = Na2SO4 + Zn[OH]2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn[OH]2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
K2S + Fe2(SO4)3 = FeS + S + K2SO4 =>
3 K2S + Fe2(SO4)3 = 2 FeS + S + 3 K2SO4
Sn + H3PO4 = Sn3(PO4)2 + H2 =>
3 Sn + 2 H3PO4 = Sn3(PO4)2 + 3 H2
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
Na + CO2 = Na2CO3 + C2 =>
8 Na + 6 CO2 = 4 Na2CO3 + C2
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4) =>
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4)
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
C4H10OS + O2 = CO2 + H2O + SO3 =>
2 C4H10OS + 15 O2 = 8 CO2 + 10 H2O + 2 SO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Al(ClO3)3 + Na2SO3 = Al2(SO3)3 + NaClO3 =>
2 Al(ClO3)3 + 3 Na2SO3 = Al2(SO3)3 + 6 NaClO3
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
Zn + SO2 = ZnS + ZnO =>
3 Zn + SO2 = ZnS + 2 ZnO
CH3COCl + CH3CH2OH = CH3CH2OCOCH3 + HCl =>
CH3COCl + CH3CH2OH = CH3CH2OCOCH3 + HCl
Al(ClO3)3 + Na2SO3 = Al2(SO3)3 + NaClO3 =>
2 Al(ClO3)3 + 3 Na2SO3 = Al2(SO3)3 + 6 NaClO3
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Cs + S = CsS =>
Cs + S = CsS
Na3Fe(SCN)6 + NaF = Na3[FeF6] + NaSCN =>
Na3Fe(SCN)6 + 6 NaF = Na3[FeF6] + 6 NaSCN
Cu(NO3)2(aq) + Zn(SO4)(aq) = CuSO4(aq) + Zn(NO3)2(aq) =>
Cu(NO3)2(aq) + Zn(SO4)(aq) = CuSO4(aq) + Zn(NO3)2(aq)
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Na2Cr2O7 + H2SO4 + NaI = I2 + Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 7 H2SO4 + 6 NaI = 3 I2 + Cr2(SO4)3 + 4 Na2SO4 + 7 H2O
NO2 + KClO3 + KOH = KNO3 + KCl + H2O =>
6 NO2 + KClO3 + 6 KOH = 6 KNO3 + KCl + 3 H2O
Al(ClO3)3 + Na2SO3 = Al2(SO3)3 + NaClO3 =>
2 Al(ClO3)3 + 3 Na2SO3 = Al2(SO3)3 + 6 NaClO3
Zn(s) + HCl + O2 = ZnCl + OH =>
2 Zn(s) + 2 HCl + O2 = 2 ZnCl + 2 OH
NaBr + AgNo3 = AgBr + NaNo3 =>
NaBr + AgNo3 = AgBr + NaNo3
KCl + MgOH3 = KOH3 + MgCl =>
KCl + MgOH3 = KOH3 + MgCl
Ca3(PO4)2 + HCl = CaCl2 + H2O + P2O5 =>
Ca3(PO4)2 + 6 HCl = 3 CaCl2 + 3 H2O + P2O5
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4) =>
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4)
Li + N2O = LiON + N2 =>
2 Li + 2 N2O = 2 LiON + N2
KMnO4 + KI + HCl = MnCl2 + H2O + I2 + KCl =>
2 KMnO4 + 10 KI + 16 HCl = 2 MnCl2 + 8 H2O + 5 I2 + 12 KCl
CrCl3 + Br2 = Cl2 + CrBr3 =>
2 CrCl3 + 3 Br2 = 3 Cl2 + 2 CrBr3
KCr(SO4)2 + NaOH = NaCr(SO4)2 + KOH =>
KCr(SO4)2 + NaOH = NaCr(SO4)2 + KOH
C9H12 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C6H5COOH =>
35 C9H12 + 66 KMnO4 + 99 H2SO4 = 174 H2O + 33 K2SO4 + 66 MnSO4 + 45 C6H5COOH
Ag2S + BaO4 = BaSO4 + Ag =>
Ag2S + BaO4 = BaSO4 + 2 Ag
(NH4)2MoO4 + HNO3 = [Mo12O36] + NH4NO3 + H2O =>
12(NH4)2MoO4 + 24 HNO3 = [Mo12O36] + 24 NH4NO3 + 12 H2O
CaCl2 + HCl = Ca + Cl2HCl =>
CaCl2 + HCl = Ca + Cl2HCl
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Équations équilibrées sur11/02/24
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