| Équations équilibrées la veille |
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeS + HNO3 = Fe(NO3)3 + S + NO + H2O =>
FeS + 4 HNO3 = Fe(NO3)3 + S + NO + 2 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Na2 + Cl2 = Na4Cl4 =>
2 Na2 + 2 Cl2 = Na4Cl4
CuO + FeSO4 = FeO + CuSO4 =>
CuO + FeSO4 = FeO + CuSO4
C3H803 + O2 = CO2 + H2O =>
4 C3H803 + 815 O2 = 12 CO2 + 1606 H2O
O2 + Fe(OH)2 + HOH = Fe(OH)3 =>
O2 + 4 Fe(OH)2 + 2 HOH = 4 Fe(OH)3
C2 + D2 = C3D2 =>
3 C2 + 2 D2 = 2 C3D2
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Cu + O + H = Cu(OH)2 =>
Cu + 2 O + 2 H = Cu(OH)2
C6H12N2O4S2 + O2 = CO2 + H2O + NO2 + SO2 =>
C6H12N2O4S2 + 11 O2 = 6 CO2 + 6 H2O + 2 NO2 + 2 SO2
Fe + O2 = Fe2(O2)3 =>
2 Fe + 3 O2 = Fe2(O2)3
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Na2SO4 = Na2O + SO3 =>
Na2SO4 = Na2O + SO3
PCl5(g) = PCl3(g) + Cl2(g) =>
PCl5(g) = PCl3(g) + Cl2(g)
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Au + O2 = AuO =>
2 Au + O2 = 2 AuO
KI + CaF2 = CaI2 + KF =>
2 KI + CaF2 = CaI2 + 2 KF
KOH + KHSO4 = K2SO4 + H2O =>
KOH + KHSO4 = K2SO4 + H2O
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
(NH4)2(COO)2 + CaCl2 = Ca(COO)2 + NH4Cl =>
(NH4)2(COO)2 + CaCl2 = Ca(COO)2 + 2 NH4Cl
MnO4(aq) + SO3(aq) = MnO2(s) + SO42(aq) =>
39 MnO4(aq) + 2 SO3(aq) = 39 MnO2(s) + 2 SO42(aq)
C8H19NCl*HCl + H2S = C8H19NS + HCl + H2 =>
2 C8H19NCl*HCl + 2 H2S = 2 C8H19NS + 4 HCl + H2
Mg + HNO2 = Mg(NO3)2 + N2 + H2O =>
Mg + 4 HNO2 = Mg(NO3)2 + N2 + 2 H2O
Cu + O2 = CuO(classification) =>
2 Cu + O2 = 2 CuO(classification)
Fe(s) + CuSO4(aq) = FeSO4(ac) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(ac) + Cu(s)
ZnO + H2CO3 + NaOH = Zn5(CO3)2(OH)6 + Na2CO3 =>
10 ZnO + 5 H2CO3 + 2 NaOH = 2 Zn5(CO3)2(OH)6 + Na2CO3
CH3CH2NH2 + H2O = CH3CH2NH3{+} + OH{-} =>
CH3CH2NH2 + H2O = CH3CH2NH3{+} + OH{-}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
C8H8O + NaOH + C2H5OH = C16H18O2 + NaOH(C2H5O)3 =>
6 C8H8O + 2 NaOH + 6 C2H5OH = 3 C16H18O2 + 2 NaOH(C2H5O)3
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
CuO + H2 = Cu + H2OO =>
2 CuO + H2 = 2 Cu + H2OO
FeI + AgNO3 = FeI(NO3)2 + Ag =>
FeI + 2 AgNO3 = FeI(NO3)2 + 2 Ag
UO2[NO3]2 + KI + KIO3 + H2O = UO2[OH]2 + KNO3 + I2 =>
3 UO2[NO3]2 + 5 KI + KIO3 + 3 H2O = 3 UO2[OH]2 + 6 KNO3 + 3 I2
Na2CrO4 + Na2S + H2O = Na3[Cr(OH)6] + S + NaOH =>
2 Na2CrO4 + 3 Na2S + 8 H2O = 2 Na3[Cr(OH)6] + 3 S + 4 NaOH
Na2CO3 + HClO4 = H2O + CO2 + NaClO4 =>
Na2CO3 + 2 HClO4 = H2O + CO2 + 2 NaClO4
KI + KIO3 + H2SO4 = I2 + H2O + K2SO4 =>
5 KI + KIO3 + 3 H2SO4 = 3 I2 + 3 H2O + 3 K2SO4
KOH + Fe(NO3)3 = FeOH + K(NO3)3 =>
KOH + Fe(NO3)3 = FeOH + K(NO3)3
K2SO4 + MnCl2 = MnSO4 + KCl =>
K2SO4 + MnCl2 = MnSO4 + 2 KCl
K2Cr2O7 + H2SO4 + C2H5OH + H2O = KCr(SO4)2*12H2O + CH3COOH =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH + 37 H2O = 4 KCr(SO4)2*12H2O + 3 CH3COOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C4H9Br + H2O = C4H10O + Br + H3O =>
C4H9Br + 2 H2O = C4H10O + Br + H3O
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
Fe2O3 = Fe + O =>
Fe2O3 = 2 Fe + 3 O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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