| Équations équilibrées la veille |
3 NaLa(BH4)4 = 2 LaB6 + LaH2 + 3 Na + 23 H2
I + H2 = HI =>
2 I + H2 = 2 HI
Zn(OH)2 + KOH[OH] = Zn(OH)3 + K =>
2 Zn(OH)2 + KOH[OH] = 2 Zn(OH)3 + K
LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
Cr2O3 + NO3{-} + CO3{2-} = CrO4{2-} + NO2{-} + CO2 =>
Cr2O3 + 3 NO3{-} + 2 CO3{2-} = 2 CrO4{2-} + 3 NO2{-} + 2 CO2
CH3NH2 + CH3COOH = CH3NHCOCH3 + H2O =>
CH3NH2 + CH3COOH = CH3NHCOCH3 + H2O
HSO4(aq) + OH(aq) = SO4(aq) + H2O(l) =>
HSO4(aq) + OH(aq) = SO4(aq) + H2O(l)
TeO2 + KMnO4 + HNO3 + H2O = H6TeO6 + KNO3 + Mn(NO3)2 =>
5 TeO2 + 2 KMnO4 + 6 HNO3 + 12 H2O = 5 H6TeO6 + 2 KNO3 + 2 Mn(NO3)2
CdSO + Na2S = CdS + Na2SO4 =>
4 CdSO + Na2S = 4 CdS + Na2SO4
KI3 + AgNO3 = KNO3 + AgI3 =>
KI3 + AgNO3 = KNO3 + AgI3
Sn(SO4)2 + K3PO4 = Sn3(PO4)4 + K2SO4 =>
3 Sn(SO4)2 + 4 K3PO4 = Sn3(PO4)4 + 6 K2SO4
CuS(s) + O2(g) = CuO(s) + SO2(g) =>
2 CuS(s) + 3 O2(g) = 2 CuO(s) + 2 SO2(g)
CuO + Fe = FeO + Cu =>
CuO + Fe = FeO + Cu
C8H12 + KMnO4 + H2SO4 = C6H10O2 + K2SO4 + MnSO4 + H2O =>
15 C8H12 + 12 KMnO4 + 18 H2SO4 = 20 C6H10O2 + 6 K2SO4 + 12 MnSO4 + 8 H2O
Cu12As4S13 + O2 + H2SO4 = CuSO4 + H3AsO4 + SO3 =>
2 Cu12As4S13 + 61 O2 + 12 H2SO4 = 24 CuSO4 + 8 H3AsO4 + 14 SO3
HNO3 + Au2S3 = Au(NO3)3 + H2S =>
6 HNO3 + Au2S3 = 2 Au(NO3)3 + 3 H2S
Na2SO3 + HCl + NaI = NaCl + S + H2O + I2 =>
Na2SO3 + 6 HCl + 4 NaI = 6 NaCl + S + 3 H2O + 2 I2
C8H13O6 + O2 = CO2 + H2O =>
4 C8H13O6 + 33 O2 = 32 CO2 + 26 H2O
FeCl3 + (KCNS)2 = Fe(CNS)3 + KCl =>
2 FeCl3 + 3(KCNS)2 = 2 Fe(CNS)3 + 6 KCl
NaOH(aq) + CuSO4(aq) = NaSO4 + CuOH =>
NaOH(aq) + CuSO4(aq) = NaSO4 + CuOH
Pb + Cu{2+}SO4{2-} = Pb{4+}SO4{2-} + Cu =>
Pb + 2 Cu{2+}SO4{2-} = Pb{4+}SO4{2-} + 2 Cu
NaCl + KSCN = NaCN + KSCl =>
NaCl + KSCN = NaCN + KSCl
ZnS + KNO3 = K2SO4 + ZnO + SO2 + N2 =>
4 ZnS + 6 KNO3 = 3 K2SO4 + 4 ZnO + SO2 + 3 N2
KMnO4 + HClO4 + KI = Mn(ClO4)2 + KClO4 + I2 + H2O =>
2 KMnO4 + 16 HClO4 + 10 KI = 2 Mn(ClO4)2 + 12 KClO4 + 5 I2 + 8 H2O
OCl{-} + NO2{-} = Cl{-} + NO3{-} =>
OCl{-} + NO2{-} = Cl{-} + NO3{-}
Cl2 + PbCO3 = Pb(Cl2)2 + CO3 =>
2 Cl2 + PbCO3 = Pb(Cl2)2 + CO3
OHCH2CH2OH + CrO3 + H2SO4 = Cr2(SO4)3 + COOHCOOH + H2O =>
3 OHCH2CH2OH + 8 CrO3 + 12 H2SO4 = 4 Cr2(SO4)3 + 3 COOHCOOH + 18 H2O
CH4 + CO2 = C60 + H2O =>
30 CH4 + 30 CO2 = C60 + 60 H2O
KOH*HCl = H2O + KCl =>
KOH*HCl = H2O + KCl
Na3[PO4] + K[OH] = Na[OH] + K3[PO4] =>
Na3[PO4] + 3 K[OH] = 3 Na[OH] + K3[PO4]
KOH(s) + Al2(SO4)3(aq) = K2SO4(aq) + Al(OH)3(aq) =>
6 KOH(s) + Al2(SO4)3(aq) = 3 K2SO4(aq) + 2 Al(OH)3(aq)
Fe2SO4 + NH4OH = Fe2(OH) + (NH4)SO4 =>
Fe2SO4 + NH4OH = Fe2(OH) + (NH4)SO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Hg2(MnO4)2 + Cr(OH)3 = Hg2(OH)2 + Cr(MnO4)3 =>
3 Hg2(MnO4)2 + 2 Cr(OH)3 = 3 Hg2(OH)2 + 2 Cr(MnO4)3
K3[Fe(CN)6] + K2S = S + K4[Fe(CN)6] =>
2 K3[Fe(CN)6] + K2S = S + 2 K4[Fe(CN)6]
NaNO2 + HCl = NaCl + HNO2 =>
NaNO2 + HCl = NaCl + HNO2
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
Se(NO3)2 + OH = Se(OH)2 + NO3 =>
Se(NO3)2 + 2 OH = Se(OH)2 + 2 NO3
KMnO4 + Na2S2O + HCl = MnCl2 + Na2S4O6 + NaCl + KCl + H2O =>
2 KMnO4 + 2 Na2S2O + 8 HCl = 2 MnCl2 + Na2S4O6 + 2 NaCl + 2 KCl + 4 H2O
FeCl3 + H2O2 = HCl + FeO2 + O2 =>
2 FeCl3 + 3 H2O2 = 6 HCl + 2 FeO2 + O2
AluminumChloride + HydrogenSulfide = AluminumSulfide + HydrogenChloride =>
AluminumChloride + HydrogenSulfide = AluminumSulfide + HydrogenChloride
NH4 + HCl = NH + H4Cl =>
NH4 + HCl = NH + H4Cl
KCl(aq) + Br2(l) = KBr(s) + Cl2(g) =>
2 KCl(aq) + Br2(l) = 2 KBr(s) + Cl2(g)
NaVO3 + H2SO4 + Zn = V2SO4 + Na2SO4 + ZnSO4 + H2O =>
2 NaVO3 + 6 H2SO4 + 4 Zn = V2SO4 + Na2SO4 + 4 ZnSO4 + 6 H2O
BaMnO4 + NaOH + H2O = NaMnO4 + Ba(OH)2 + H2 =>
2 BaMnO4 + 2 NaOH + 2 H2O = 2 NaMnO4 + 2 Ba(OH)2 + H2
Na + ZnSO4 = Zn + Na2SO4 =>
2 Na + ZnSO4 = Zn + Na2SO4
NiCl2 + Cl2 + NaOH = Ni(OH)3 + NaCl =>
2 NiCl2 + Cl2 + 6 NaOH = 2 Ni(OH)3 + 6 NaCl
FeAsS + H2O = Fe + SO4 + HAsO4 + H =>
FeAsS + 8 H2O = Fe + SO4 + HAsO4 + 15 H
NiSiO3 + H2SO4 = NiSO4 + SiO2 + H2O =>
NiSiO3 + H2SO4 = NiSO4 + SiO2 + H2O
HCl + O2 = HOH + Cl2 =>
4 HCl + O2 = 2 HOH + 2 Cl2
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Équations équilibrées sur01/09/25
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