| Équations équilibrées la veille |
4 CH3COOH + PbO2 = 2 H2O + (CH3COO)4Pb
Fe + Cl = FeCl20 =>
Fe + 20 Cl = FeCl20
Na2SO3 + KIO3 + H2SO4 = Na2SO4 + I + K2SO4 + H2O =>
5 Na2SO3 + 2 KIO3 + H2SO4 = 5 Na2SO4 + 2 I + K2SO4 + H2O
Na2CO3 + HNO3 = NaNO3 + H2CO3 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2CO3
H2O + H2SO4 = H4SO5 =>
H2O + H2SO4 = H4SO5
N2 + HNO3 = NO + NH3 =>
7 N2 + 6 HNO3 = 18 NO + 2 NH3
K2(OH)2 = K2O + H2O =>
K2(OH)2 = K2O + H2O
H3C6H5O7 + NaHCO3 = Na3C6H5O7 + H2O + CO3 =>
4 H3C6H5O7 + 15 NaHCO3 = 5 Na3C6H5O7 + 11 H2O + 9 CO3
Mgl2 + CaCO3 = MglCO3 + Ca =>
Mgl2 + 2 CaCO3 = 2 MglCO3 + 2 Ca
LiOH + HCOOH = HCOOLi + H2O =>
LiOH + HCOOH = HCOOLi + H2O
C + Li = Li4C =>
C + 4 Li = Li4C
CaSO3 + H2O = CaO + H2SO3 =>
CaSO3 + H2O = CaO + H2SO3
AgNO3 + NH2OH = Ag + H2O + NO =>
3 AgNO3 + 4 NH2OH = 3 Ag + 6 H2O + 7 NO
Na2S(aq) + CaBr2(aq) = CaS(s) + Na2Br2(aq) =>
Na2S(aq) + CaBr2(aq) = CaS(s) + Na2Br2(aq)
HNO3 + P4O10 = N2O5 + H3PO4 =>
12 HNO3 + P4O10 = 6 N2O5 + 4 H3PO4
Li + HNO3 = Li(NO3)2 + NO2 + H2O =>
Li + 4 HNO3 = Li(NO3)2 + 2 NO2 + 2 H2O
NaHCO3 + CH3COOH = NaH + CH3COOHCO3 =>
NaHCO3 + CH3COOH = NaH + CH3COOHCO3
C7H5N3O6 + NH4ClO4 + Mg = CO + H2O + N2 + MgCl2 =>
8 C7H5N3O6 + 14 NH4ClO4 + 7 Mg = 56 CO + 48 H2O + 19 N2 + 7 MgCl2
Fe + MgCl2 = FeCl3 + Mg =>
2 Fe + 3 MgCl2 = 2 FeCl3 + 3 Mg
I2O4 + H2O = IO3{-} + I{-} + H3O{+} =>
3 I2O4 + 9 H2O = 5 IO3{-} + I{-} + 6 H3O{+}
C7H603 + (CH3CO)2O = C9H8O4 + C2H402 =>
22 C7H603 + 32(CH3CO)2O = 24 C9H8O4 + 33 C2H402
P2 + H2 = PH3 = Q =>
P2 + 3 H2 = 2 PH3
Sn(CO3)2 + K = K2CO3 + Sn =>
Sn(CO3)2 + 4 K = 2 K2CO3 + Sn
SrOH + HNO3 = SrNO3 + H2O =>
SrOH + HNO3 = SrNO3 + H2O
CaO + CO = Ca + CO2 =>
CaO + CO = Ca + CO2
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
(NH4)2 + SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2 + SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
CH3COOH + PbS + H2O2 = Pb(CH3COO)2 + H2O + SO2 =>
2 CH3COOH + PbS + 3 H2O2 = Pb(CH3COO)2 + 4 H2O + SO2
Mg + Cu{2+}(NO3)2{-} = Mg{2+}(NO3){-} + Cu =>
Mg + Cu{2+}(NO3)2{-} = Mg{2+}(NO3){-} + Cu
HCH3COO + Na(OH) = H2O + NaCH3COO =>
HCH3COO + Na(OH) = H2O + NaCH3COO
Fe(iii) + CuCl2 = FeCl2 + Cu =>
Fe(iii) + CuCl2 = FeCl2 + Cu
H2SO4(conc) + Na2SO4 = NaHSO4 =>
H2SO4(conc) + Na2SO4 = 2 NaHSO4
Ca + Si(NH2)2 + Ba = Ca072SiBa022(NH2)2 =>
72 Ca + Si(NH2)2 + 22 Ba = Ca072SiBa022(NH2)2
C3H9O4N + O2 = CO + H2O + NH3 =>
C3H9O4N + O2 = 3 CO + 3 H2O + NH3
CrCl3 + H2O2 + KOH = KCl + K2CrO4 + H2O =>
2 CrCl3 + 3 H2O2 + 10 KOH = 6 KCl + 2 K2CrO4 + 8 H2O
KMnO4 + H2SO4 + KI0 = MnSO4 + I2 + H2O + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI0 = 2 MnSO4 + 5 I2 + 8 H2O + 6 K2SO4
C60(CH4)30(H2O)20(SiO2)5 = C + CH4 + H2O + SiO2 =>
C60(CH4)30(H2O)20(SiO2)5 = 60 C + 30 CH4 + 20 H2O + 5 SiO2
NO2 + H2O = HNO3 + N03 =>
15 NO2 + 6 H2O = 12 HNO3 + N03
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
KMnO4 + H2SO4 = KHSO4 + MnSO4 + H2O + O =>
2 KMnO4 + 4 H2SO4 = 2 KHSO4 + 2 MnSO4 + 3 H2O + 5 O
KBr + CH3COOH + KMnO4 = Br2 + CH3COOK + MnO2 + KOH =>
6 KBr + 4 CH3COOH + 2 KMnO4 = 3 Br2 + 4 CH3COOK + 2 MnO2 + 4 KOH
[(CH3)3NH]Br = (CH3)3NH + Br =>
[(CH3)3NH]Br = (CH3)3NH + Br
CuFeS2 + O2 = SO2 + Fe2O3 + CuO =>
4 CuFeS2 + 13 O2 = 8 SO2 + 2 Fe2O3 + 4 CuO
C6H14 + H2SO4 = C6SO4 + H16 =>
C6H14 + H2SO4 = C6SO4 + H16
SrCl2 + KSCN = Sr(SCN)2 + KCl =>
SrCl2 + 2 KSCN = Sr(SCN)2 + 2 KCl
Zn(s) + HgO(s) + H2O = Zn(OH)2(s) + Hg =>
Zn(s) + HgO(s) + H2O = Zn(OH)2(s) + Hg
Mn + NaBiO3 = Mn(BiO3) + Na =>
Mn + NaBiO3 = Mn(BiO3) + Na
P + PO = P(PO) =>
P + PO = P(PO)
Cr(NO3) + Fe(SO4) = Cr(SO4) + Fe(NO3) =>
Cr(NO3) + Fe(SO4) = Cr(SO4) + Fe(NO3)
HCl + Ba(OH)2 = H + O2 + BaCl2 =>
2 HCl + Ba(OH)2 = 4 H + O2 + BaCl2
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Équations équilibrées sur01/27/25
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