| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3PO4 + 3 CrCl2 = 6 NaCl + Cr3(PO4)2
CaS + O2 = CaSO4 =>
CaS + 2 O2 = CaSO4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
Zn(NO3)2 + HOH = Zn(OH)2 + HNO3 =>
Zn(NO3)2 + 2 HOH = Zn(OH)2 + 2 HNO3
CaS + O2 = Ca4O + SO2 =>
8 CaS + 9 O2 = 2 Ca4O + 8 SO2
MgCO3 + H2O = Mg(OH)2 + CO3 + H2 =>
MgCO3 + 2 H2O = Mg(OH)2 + CO3 + H2
HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O =>
2 HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O
Ba(OH)2(aq) + HCl(aq) = BaCl2(aq) + H2O(aq) =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(aq)
CH3COOH + Li2CO3 = LiC2H3O2 + H2CO3 =>
2 CH3COOH + Li2CO3 = 2 LiC2H3O2 + H2CO3
NH4Cl = ClH + NH3 =>
NH4Cl = ClH + NH3
H2 + CI2 = H2CI2 =>
H2 + CI2 = H2CI2
KMnO4 + HBr = KBr + MnBr2 + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 KBr + 2 MnBr2 + 5 Br2 + 8 H2O
Ca + CO = Ca2(CO)8 =>
2 Ca + 8 CO = Ca2(CO)8
KMnO4 + HBr = KBr + MnBr2 + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 KBr + 2 MnBr2 + 5 Br2 + 8 H2O
Mg + Li(NO3) = Mg(NO3)2 + Li =>
Mg + 2 Li(NO3) = Mg(NO3)2 + 2 Li
NH3(g) + H2O = NH4OH(g) =>
NH3(g) + H2O = NH4OH(g)
(NH4)2HPO4 + NaOH = NH3 + H2O + Na2HPO4 =>
(NH4)2HPO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2HPO4
FeS4 + O2 = Fe2O23 + SO2 =>
4 FeS4 + 39 O2 = 2 Fe2O23 + 16 SO2
C2H16(g) + O2(g) = CO2(g) + H2O(l) =>
C2H16(g) + 6 O2(g) = 2 CO2(g) + 8 H2O(l)
P + HNO3 = P(NO3)3 + H2O + NO =>
P + 4 HNO3 = P(NO3)3 + 2 H2O + NO
MnSO4 + (NH4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
MnSO4 + (NH4)2S2O8 + 2 H2O = MnO2 + 2 H2SO4 + (NH4)2SO4
H2SO4 + P2O5 = SO3 + HPO3 =>
H2SO4 + P2O5 = SO3 + 2 HPO3
NaOH + H2C2O4 = Na2C2O4 + H2O =>
2 NaOH + H2C2O4 = Na2C2O4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P2O3 + H2SO4 = P2O5 + SO2 + H3PO3 =>
5 P2O3 + 6 H2SO4 = 3 P2O5 + 6 SO2 + 4 H3PO3
NaY + AgNO3 = NaNO3 + AgY =>
NaY + AgNO3 = NaNO3 + AgY
Sn + NaOH = Na + Sn(OH)4 =>
Sn + 4 NaOH = 4 Na + Sn(OH)4
Co + H3PO4 = CoPO4 + PO + H2O =>
Co + 2 H3PO4 = CoPO4 + PO + 3 H2O
Br1 + C = Br1C =>
Br1 + C = Br1C
KNH2 + H2O = KOH + NH3 =>
KNH2 + H2O = KOH + NH3
Zn + K2MoO4 + HCl = Mo5O14 + ZnCl + KCl + H2O =>
2 Zn + 5 K2MoO4 + 12 HCl = Mo5O14 + 2 ZnCl + 10 KCl + 6 H2O
KMnO4 + KNO3 + H2SO4 = MnSO4 + NO3 + K2SO4 + H2O =>
KMnO4 + 5 KNO3 + 4 H2SO4 = MnSO4 + 5 NO3 + 3 K2SO4 + 4 H2O
Be{2} + O{-2} = Be2O2 =>
2 Be{2} + 2 O{-2} = Be2O2
MnO4{-)+Ag{+} = AgMnO4 =>
MnO4{-)+Ag{+} = AgMnO4
C6H5Br + Na + C2H5Br = C6H6 + NaBr =>
9 C6H5Br + 12 Na + 3 C2H5Br = 10 C6H6 + 12 NaBr
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
(NH4)2MoO4 + Zn + HCl = Mo2O5 + ZnCl2 + NH4Cl + H2O =>
2(NH4)2MoO4 + Zn + 6 HCl = Mo2O5 + ZnCl2 + 4 NH4Cl + 3 H2O
FeC12 + C12 = FeC13 =>
12 FeC12 + C12 = 12 FeC13
CoCl2 + Na2SO4 = CoSO4 + NaCl =>
CoCl2 + Na2SO4 = CoSO4 + 2 NaCl
Cr + H2SO4 = Cr2(SO4)3 + (SO2) + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3(SO2) + 6 H2O
BeO + Na(OH) = Na2BeO2 + H2O =>
BeO + 2 Na(OH) = Na2BeO2 + H2O
HCe + MnO2 = MnCe2 + Ce2 + H2O =>
4 HCe + MnO2 = MnCe2 + Ce2 + 2 H2O
H2 + SO4 + NaO = Na2SO4 + H2O =>
2 H2 + SO4 + 2 NaO = Na2SO4 + 2 H2O
H2CN2 = [NC(NH2)]3 =>
3 H2CN2 = [NC(NH2)]3
AgINaS = AgSNaI =>
AgINaS = AgSNaI
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
Ni(NO3)2 + Na2Cr2O7 = NiCr2O7 + Na2(NO3)2 =>
Ni(NO3)2 + Na2Cr2O7 = NiCr2O7 + Na2(NO3)2
Cu + AgCl = CuCl2 + Ag =>
Cu + 2 AgCl = CuCl2 + 2 Ag
C9H8O3 + KMnO4 = CO2 + H2O + K2CO3 + MnO2 =>
3 C9H8O3 + 38 KMnO4 = 8 CO2 + 12 H2O + 19 K2CO3 + 38 MnO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/10/24
Équations équilibrées sur12/10/23
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