| Équations équilibrées la veille |
2 As(s) + 3 S(s) = As2S3(s)
KMnO4 + NaOH + SO2 = Na2SO4 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + 4 NaOH + 3 SO2 = 2 Na2SO4 + 2 MnO2 + K2SO4 + 2 H2O
SeO2 + H2O = H2SeO3 =>
SeO2 + H2O = H2SeO3
C2H4(OH)2 + Na = C2H4ONa2 + HOH =>
C2H4(OH)2 + 2 Na = C2H4ONa2 + HOH
HF + S = H2S + F2 =>
2 HF + S = H2S + F2
Mo + Ca = MoCa =>
Mo + Ca = MoCa
H2O(l) + NiO(OH)(s) + Zn(s) = Ni(OH)2(s) + Zn(OH)2(s) =>
2 H2O(l) + 2 NiO(OH)(s) + Zn(s) = 2 Ni(OH)2(s) + Zn(OH)2(s)
Fe(OH)2Cl + H2O = Fe(OH)3 + HCl =>
Fe(OH)2Cl + H2O = Fe(OH)3 + HCl
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
N2H6SO4 + CuCl2 + NaOH = N2 + Cu + NaCl + H2SO4 + H2O =>
N2H6SO4 + 2 CuCl2 + 4 NaOH = N2 + 2 Cu + 4 NaCl + H2SO4 + 4 H2O
Fe2P(s) + FeS2(g) = FeS(s) + P4S10(g) =>
4 Fe2P(s) + 18 FeS2(g) = 26 FeS(s) + P4S10(g)
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
KBr + MnO2 + H2SO4 = Br + MnSO4 + K2SO4 + HOH =>
2 KBr + MnO2 + 2 H2SO4 = 2 Br + MnSO4 + K2SO4 + 2 HOH
Cr2O7{-2} + SO2 + H3O{+} = Cr{+3} + H2O + SO4{-2} =>
Cr2O7{-2} + 3 SO2 + 2 H3O{+} = 2 Cr{+3} + 3 H2O + 3 SO4{-2}
Cl2 + H2O = OCl + H2 =>
Cl2 + 2 H2O = 2 OCl + 2 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SiCl4(l) + Mg(s) = MgCl(s) + Si =>
SiCl4(l) + 4 Mg(s) = 4 MgCl(s) + Si
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
KOH + KMnO4 + C7H5ClO = MnO2 + H2O + C7H4O2KCl =>
KOH + 2 KMnO4 + 3 C7H5ClO = 2 MnO2 + 2 H2O + 3 C7H4O2KCl
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
H2*O = H2 + O2 =>
2 H2*O = 2 H2 + O2
Ca + Cl2 + Li = Ca2LiCl =>
4 Ca + Cl2 + 2 Li = 2 Ca2LiCl
K2SO4 + BaF2 = BaSO4 + KF =>
K2SO4 + BaF2 = BaSO4 + 2 KF
BiI3 + KI = [BiI6]{-3} + K{+} =>
BiI3 + 3 KI = [BiI6]{-3} + 3 K{+}
C9H10N2O(s) + O2(g) = CO2(g) + NO2(g) + H2O(g) =>
C9H10N2O(s) + 13 O2(g) = 9 CO2(g) + 2 NO2(g) + 5 H2O(g)
S2O5{-2} + MnO4{-} + OH{-} = SO4{-2} + MnO4{-2} + H2O =>
S2O5{-2} + 4 MnO4{-} + 6 OH{-} = 2 SO4{-2} + 4 MnO4{-2} + 3 H2O
C6H5CH2CH(NH2)COOH + HNO2 = C6H5CH(OH)CONO2 + N2 + H2O =>
24 C6H5CH2CH(NH2)COOH + 65 HNO2 = 27 C6H5CH(OH)CONO2 + 31 N2 + 70 H2O
Na2CO3 + K2SO4 = K2CO3 + Na2SO4 =>
Na2CO3 + K2SO4 = K2CO3 + Na2SO4
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
C15H31COOH + O2 = CO2 + H2O =>
C15H31COOH + 23 O2 = 16 CO2 + 16 H2O
Pb(C2H3O)2 + H2O + CO2 = PbCO3 + HC2H3O2 =>
2 Pb(C2H3O)2 + 4 H2O + 4 CO2 = 2 PbCO3 + 5 HC2H3O2
KI + Zn(NO3)2 = K2Zn + NO3I =>
2 KI + Zn(NO3)2 = K2Zn + 2 NO3I
PCl3 = P4 + Cl2 =>
4 PCl3 = P4 + 6 Cl2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
(NH4)2SO4 + Al(OH)3 = Al2(SO4)3 + NH4OH =>
3(NH4)2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 NH4OH
Cl2 + MgBr2 = Br2 + MgCl2 =>
Cl2 + MgBr2 = Br2 + MgCl2
VSO3 + HNO3 = H2SO4 + VO(NO3)2 + NO + H2O =>
3 VSO3 + 10 HNO3 = 3 H2SO4 + 3 VO(NO3)2 + 4 NO + 2 H2O
NiCH3COOH + KBr = KCH3COOH + NiBr =>
NiCH3COOH + KBr = KCH3COOH + NiBr
CO3 + HCl = Cl + H2O + CO2 =>
CO3 + 2 HCl = 2 Cl + H2O + CO2
H2MnO7 + LiOH = LiMnO7 + H3O =>
H2MnO7 + LiOH = LiMnO7 + H3O
HI + CaCO3 = CaI2 + H2O + CO2 =>
2 HI + CaCO3 = CaI2 + H2O + CO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NaC2H3O2 + SNO2 = Na2O + SN(C2H3O2)4 =>
4 NaC2H3O2 + SNO2 = 2 Na2O + SN(C2H3O2)4
MgCrO4(aq) + AgBr(aq) = Ag2CrO4(s) + MgBr2(aq) =>
MgCrO4(aq) + 2 AgBr(aq) = Ag2CrO4(s) + MgBr2(aq)
KClO3 = KCl + O2 = Fe2O3 + SO2 =>
2 KClO3 = 2 KCl + 3 O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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Équations équilibrées sur01/14/25
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