| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2Cr2O7 + 3 S + 16 HCl = 3 SO2 + 4 CrCl3 + 4 KCl + 8 H2O
La2(CO3) = La + CO3 =>
La2(CO3) = 2 La + CO3
Pb(ClO3)2 + Na2S = PbS + Na(ClO3) =>
Pb(ClO3)2 + Na2S = PbS + 2 Na(ClO3)
H3PO4 + HCl = PCl5 + (H2O) =>
H3PO4 + 5 HCl = PCl5 + 4(H2O)
CUO(s) + H2SO4(aq) = CUSO4(aq) + H2O(g) =>
CUO(s) + H2SO4(aq) = CUSO4(aq) + H2O(g)
BH3 + AgNO3 + H2O = Ag + H3BO3 + HNO3 =>
BH3 + 6 AgNO3 + 3 H2O = 6 Ag + H3BO3 + 6 HNO3
FeSO4 + KSCN = FeSCN + K + SO4 =>
FeSO4 + KSCN = FeSCN + K + SO4
Mn + H2SO4 = Mn2SO4 + S02 + H2O =>
12 Mn + 8 H2SO4 = 6 Mn2SO4 + S02 + 8 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS2 + 18 HNO3 = Fe(NO3)3 + 2 H2SO4 + 15 NO2 + 7 H2O
O2 + C6H7N = CO2 + H2O + N =>
31 O2 + 4 C6H7N = 24 CO2 + 14 H2O + 4 N
CuI2 + Li = LiI + Cu =>
CuI2 + 2 Li = 2 LiI + Cu
NO2 + O = NOO3 =>
NO2 + 2 O = NOO3
Au2O(s) + Mg(s) = Au(s) + MgO(s) =>
Au2O(s) + Mg(s) = 2 Au(s) + MgO(s)
H2O2 + K3[Fe(CN)6] = O2 + K2H2[Fe(CN)6] + K4[Fe(CN)6] =>
H2O2 + 2 K3[Fe(CN)6] = O2 + K2H2[Fe(CN)6] + K4[Fe(CN)6]
LiOH + Au = LiAu + OH =>
LiOH + Au = LiAu + OH
IO3{-} + HSO3{-} = SO4{2-} + I2 + H{+} + H2O =>
2 IO3{-} + 5 HSO3{-} = 5 SO4{2-} + I2 + 3 H{+} + H2O
C6H5CH(OH)C6H5 + KMnO4 + H2SO4 = C13H10O + K2SO4 + MnSO4 + H2O =>
5 C6H5CH(OH)C6H5 + 2 KMnO4 + 3 H2SO4 = 5 C13H10O + K2SO4 + 2 MnSO4 + 8 H2O
Al2(SO4)3 + H3PO4 = H2SO4 + Al3(PO4)3 =>
3 Al2(SO4)3 + 6 H3PO4 = 9 H2SO4 + 2 Al3(PO4)3
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
Na3[Sb(OH)6] + HCl + Na2S = Sb2S3 + NaCl + H2O =>
2 Na3[Sb(OH)6] + 12 HCl + 3 Na2S = Sb2S3 + 12 NaCl + 12 H2O
HCl + NaNO3 = NaCl + H(NO3) =>
HCl + NaNO3 = NaCl + H(NO3)
Zn(NO3)2 + NH4F + NH3 = F7Zn93O100 + H2O + N2 =>
186 Zn(NO3)2 + 14 NH4F + 592 NH3 = 2 F7Zn93O100 + 916 H2O + 489 N2
Mg + O2 = O3Mg =>
2 Mg + 3 O2 = 2 O3Mg
HNO3(aq) + KHCO3(aq) = KNO3(aq) + H2CO3(aq) =>
HNO3(aq) + KHCO3(aq) = KNO3(aq) + H2CO3(aq)
Na2CO + C + N2 = NaCN + CO =>
Na2CO + 2 C + N2 = 2 NaCN + CO
Cs(OH) + H2SO4 = Cs2(SO4) + H2O =>
2 Cs(OH) + H2SO4 = Cs2(SO4) + 2 H2O
Bi2S3 + H2O + O2 = H2SO4 + Bi =>
2 Bi2S3 + 6 H2O + 9 O2 = 6 H2SO4 + 4 Bi
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
C2H6O + CHCl3 = C2H5Cl + COH2Cl2 =>
C2H6O + CHCl3 = C2H5Cl + COH2Cl2
Al(OH)3(t) = Al2O3 + H2O =>
2 Al(OH)3(t) = Al2O3 + 3 H2O
Hg02 = Hg0 =>
Hg02 = 2 Hg0
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2
Pb(NO3)2 + Mg(s) = Pb + Mg(NO3)2 =>
Pb(NO3)2 + Mg(s) = Pb + Mg(NO3)2
O3 + Ag = Ag2O =>
O3 + 6 Ag = 3 Ag2O
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
MgO + S = MgS + O =>
MgO + S = MgS + O
PtCl4 + XeF2 = PtF6 + ClF + Xe =>
PtCl4 + 5 XeF2 = PtF6 + 4 ClF + 5 Xe
HCl + KHSO3 = KCl + SO2 + H2O =>
HCl + KHSO3 = KCl + SO2 + H2O
Fe(NO3)3 + NaCl = NaNO3 + FeCl3 =>
Fe(NO3)3 + 3 NaCl = 3 NaNO3 + FeCl3
Pb(NO3)2 + (Na)3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2(Na)3PO4 = Pb3(PO4)2 + 6 NaNO3
(CH2)6N4 + HNO3 = (CH2)3N3(NO2)3 + H2CO3 + NH3 =>
5(CH2)6N4 + 24 HNO3 = 6(CH2)3N3(NO2)3 + 12 H2CO3 + 8 NH3
MgCl2 + H3PO4 + NH3 = MgNH4PO4 + HCl =>
MgCl2 + H3PO4 + NH3 = MgNH4PO4 + 2 HCl
C6H12O + NO3 = C6H10O4 + NO + H2O =>
C6H12O + 2 NO3 = C6H10O4 + 2 NO + H2O
AgNO3 + Ca(OH)2 = Ag2O + H2O + Ca(NO3)2 =>
2 AgNO3 + Ca(OH)2 = Ag2O + H2O + Ca(NO3)2
Cr2O7{-2} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O(l) =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 3 HCO2H + 4 Cr{3+} + 11 H2O(l)
FeS2 + O2 + H2O = Fe2 + SO42{-} + H{+} =>
2 FeS2 + 83 O2 + 2 H2O = Fe2 + 4 SO42{-} + 4 H{+}
CUSO4 + Ag = Ag2SO4 + CU =>
CUSO4 + 2 Ag = Ag2SO4 + CU
Mn(OH)2 + KNO3 + K2CO3 = K2MnO4 + NO + CO2 + H2O =>
3 Mn(OH)2 + 4 KNO3 + K2CO3 = 3 K2MnO4 + 4 NO + CO2 + 3 H2O
Cu + CO3 + H2O = Cu(OH)2 + H2CO3 =>
Cu + CO3 + 2 H2O = Cu(OH)2 + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/24
Équations équilibrées sur02/12/23
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