| Équations équilibrées la veille |
2 At + H2O = HAtO + HAt
SrO + H2O = SrOH2O =>
SrO + H2O = SrOH2O
CaO + OH = Ca(OH)2 + O2 =>
2 CaO + 4 OH = 2 Ca(OH)2 + O2
K(s) + Al(NO3)3(aq) = KNO3(aq) + Al(s) =>
3 K(s) + Al(NO3)3(aq) = 3 KNO3(aq) + Al(s)
KCl(aq) + Pb(NO3)2 = KNO3(aq) + PbCl2(aq) =>
2 KCl(aq) + Pb(NO3)2 = 2 KNO3(aq) + PbCl2(aq)
ZnCl2 + NH3 = Zn(NH3)4 + Cl =>
ZnCl2 + 4 NH3 = Zn(NH3)4 + 2 Cl
Si + NaOH = Na2SiO3 + NaSi + H2O =>
5 Si + 6 NaOH = Na2SiO3 + 4 NaSi + 3 H2O
Ga + H2 = GaH =>
2 Ga + H2 = 2 GaH
C7H4 + O2 = CO2 + H2O =>
C7H4 + 8 O2 = 7 CO2 + 2 H2O
Al + B4C = AlB + C =>
4 Al + B4C = 4 AlB + C
At + H2O = HAtO + HAt =>
2 At + H2O = HAtO + HAt
N2H4ClO4 = N2 + Cl2 + O2 + H2O =>
2 N2H4ClO4 = 2 N2 + Cl2 + 2 O2 + 4 H2O
KSiO3 = O2 + K + Si =>
2 KSiO3 = 3 O2 + 2 K + 2 Si
BrO3{-2} + I{-} + H{+} = Br{-} + H2O + I2 =>
2 BrO3{-2} + 10 I{-} + 12 H{+} = 2 Br{-} + 6 H2O + 5 I2
BF3 + HF = HBF3{+} + F{-} =>
BF3 + HF = HBF3{+} + F{-}
Mg{2+} + I{-} = Mg + I2 =>
Mg{2+} + 2 I{-} = Mg + I2
C5H100 + O2 = CO2 + H2O =>
C5H100 + 30 O2 = 5 CO2 + 50 H2O
Y(NO3)3*4H2O + (NH4)6Mo7O24*4H2O + CO(NH2)2 = YMoO6 + CO2 + H2O + N2 =>
14 Y(NO3)3*4H2O + 2(NH4)6Mo7O24*4H2O + 22 CO(NH2)2 = 14 YMoO6 + 22 CO2 + 132 H2O + 49 N2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CuCO3(s) + HBr(aq) = CO2(g) + H2O + CuBr2(aq) =>
CuCO3(s) + 2 HBr(aq) = CO2(g) + H2O + CuBr2(aq)
MoCl5 + S{2-} = MoS2 + Cl{-} + S =>
2 MoCl5 + 5 S{2-} = 2 MoS2 + 10 Cl{-} + S
W(OH)2 = WO + H2O =>
W(OH)2 = WO + H2O
NiF2 + H2O = Ni(OH)2 + HF =>
NiF2 + 2 H2O = Ni(OH)2 + 2 HF
HNO3(aq) + Ca(OH)2(s) = H2O(l) + Ca(NO3)2 =>
2 HNO3(aq) + Ca(OH)2(s) = 2 H2O(l) + Ca(NO3)2
PbS2 = Pb + S =>
PbS2 = Pb + 2 S
At + H2O = HAtO + HAt =>
2 At + H2O = HAtO + HAt
H2SO4Mg = H2 + MgSO4 =>
H2SO4Mg = H2 + MgSO4
Pb + NaBr = PbBr2 + Na =>
Pb + 2 NaBr = PbBr2 + 2 Na
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
SiO3 + C = CO + SiC =>
SiO3 + 4 C = 3 CO + SiC
Ba(OH)2 + H3(PO4) = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 H2O
Br2O + O2 = Br2O5 =>
Br2O + 2 O2 = Br2O5
NaAlO2 + Br2 + H2O = NaBr + NaBrO3 + Al(OH)3 =>
6 NaAlO2 + 3 Br2 + 9 H2O = 5 NaBr + NaBrO3 + 6 Al(OH)3
Na2CO3 + C6H12O6 = C + NaOH + H2CO3 =>
3 Na2CO3 + C6H12O6 = 6 C + 6 NaOH + 3 H2CO3
LiIO3 = LiI + O2 = Lil + O2 =>
2 LiIO3 = 2 LiI + 3 O2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C11H22O12 + Ca(OCl)2 = CO2 + H2O + CaCl2 =>
2 C11H22O12 + 21 Ca(OCl)2 = 22 CO2 + 22 H2O + 21 CaCl2
KOH + HCl = KOHCl + H2 =>
2 KOH + 2 HCl = 2 KOHCl + H2
HCOOK + AgNO3 + NH3 = (NH4)2CO3 + Ag + CO2 + KNO3 =>
9 HCOOK + 10 AgNO3 + 5 NH3 = 3(NH4)2CO3 + 10 Ag + 6 CO2 + 9 KNO3
Na2SO3 + TeO2 + HCl = NaCl + Te(SO3)2 + H2O =>
2 Na2SO3 + TeO2 + 4 HCl = 4 NaCl + Te(SO3)2 + 2 H2O
C21H44 + O2 = C(soot) + H2O =>
C21H44 + 11 O2 = 21 C(soot) + 22 H2O
Fe(No3)2 + Al = Al(No3)2 + Fe =>
Fe(No3)2 + Al = Al(No3)2 + Fe
Pb + Sb + NaNO3 = PbSbO4 + Na + NO =>
Pb + Sb + 2 NaNO3 = PbSbO4 + 2 Na + 2 NO
NaCN + H2SO4 = HCN(l) + Na2SO4 =>
2 NaCN + H2SO4 = 2 HCN(l) + Na2SO4
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
Fe(III) + Cu(II)NO3 = NO3 + Fe(III)Cu(II) =>
Fe(III) + Cu(II)NO3 = NO3 + Fe(III)Cu(II)
Mg + Al(NO3)3 = Al + Mg3(NO3) =>
9 Mg + Al(NO3)3 = Al + 3 Mg3(NO3)
NaCl + O3 = NaClO2 =>
3 NaCl + 2 O3 = 3 NaClO2
FeCl3 + K2(CO3) = KCl + Fe2(CO3)3 =>
2 FeCl3 + 3 K2(CO3) = 6 KCl + Fe2(CO3)3
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Équations équilibrées sur02/10/25
Équations équilibrées sur03/12/24
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