| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn(NO3)4 + 2 H2S = 4 HNO3 + SnS2
MnO2 + H = Mn + H3O =>
MnO2 + 6 H = Mn + 2 H3O
B + OH = B(OH)3 =>
B + 3 OH = B(OH)3
Pb(s) + HNO3 = Pb(NO3)2 + H2 =>
Pb(s) + 2 HNO3 = Pb(NO3)2 + H2
(NH4)2C2O4 + CaSO4 = (NH4)2SO4 + CaC2O4 =>
(NH4)2C2O4 + CaSO4 = (NH4)2SO4 + CaC2O4
K + Pb(CH3COO)2 = KCH3COO + Pb =>
2 K + Pb(CH3COO)2 = 2 KCH3COO + Pb
H3PO4 + Sr(OH)2 = (Sr)3(PO4)2 + H2O =>
2 H3PO4 + 3 Sr(OH)2 = (Sr)3(PO4)2 + 6 H2O
MgSO4 + BaI2 = MgI2 + BaSO4 =>
MgSO4 + BaI2 = MgI2 + BaSO4
H2SO4 + MgO = H2O + MgSO4 =>
H2SO4 + MgO = H2O + MgSO4
K(s) + O2 = K2O(s) =>
4 K(s) + O2 = 2 K2O(s)
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Ca + C2 = CaC2 =>
Ca + C2 = CaC2
BaBr2 + H2CO3 = BaCO3 + HBr =>
BaBr2 + H2CO3 = BaCO3 + 2 HBr
NH4Cl + Hg(NO3)2 = NH4(NO3) + HgCl2 =>
2 NH4Cl + Hg(NO3)2 = 2 NH4(NO3) + HgCl2
(NH4)3PO4 + H2SO4 = (NH4)2SO4 + H3(PO4) =>
2(NH4)3PO4 + 3 H2SO4 = 3(NH4)2SO4 + 2 H3(PO4)
C7H7NO2 + NH4NO3 = CO + H2O + N2 =>
2 C7H7NO2 + 17 NH4NO3 = 14 CO + 41 H2O + 18 N2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)03 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)03
C5H10O5 + OH{-} = C5H7O4{-} + H2O =>
C5H10O5 + OH{-} = C5H7O4{-} + 2 H2O
B + OH = B(OH)3 =>
B + 3 OH = B(OH)3
CuCl2 + (CH3)2SO = CuCl2*2(CH3)2SO =>
CuCl2 + 2(CH3)2SO = CuCl2*2(CH3)2SO
Hg + HNO3 = Hg2(NO3)2 + H2O + NO =>
6 Hg + 8 HNO3 = 3 Hg2(NO3)2 + 4 H2O + 2 NO
C10H16N2O8 + NaOH + CuCO3 = C10H12N2O8Na2Cu*2H2O + CO2 + H2O =>
C10H16N2O8 + 2 NaOH + CuCO3 = C10H12N2O8Na2Cu*2H2O + CO2 + H2O
HI + KHO = KI + H2O =>
HI + KHO = KI + H2O
Pb + CH3CO2 = Pb(CH3CO2)2 =>
Pb + 2 CH3CO2 = Pb(CH3CO2)2
Ca3(PO4)2(aq) + SiO2(s) + C(s) = CaSiO3(s) + CO(g) + P(s) =>
Ca3(PO4)2(aq) + 3 SiO2(s) + 5 C(s) = 3 CaSiO3(s) + 5 CO(g) + 2 P(s)
NaBH4(s) + BF3(g) = B2H6(g) + NaBF4 =>
3 NaBH4(s) + 4 BF3(g) = 2 B2H6(g) + 3 NaBF4
AgNO3 + KI = AgKI + NO3 =>
AgNO3 + KI = AgKI + NO3
Na + KClO3 = K2O + Na2O + Cl2 =>
10 Na + 2 KClO3 = K2O + 5 Na2O + Cl2
NaCrO2 + NaOH + H2O = Na3[Cr(OH)6] =>
NaCrO2 + 2 NaOH + 2 H2O = Na3[Cr(OH)6]
NaCrO2 + PbO2 + NaOH + H2O = Na2Pb(OH)4 + Na2CrO4 =>
2 NaCrO2 + 3 PbO2 + 8 NaOH + 2 H2O = 3 Na2Pb(OH)4 + 2 Na2CrO4
B5H9(g) + H2O(l) = H3BO3(s) + H2(g) =>
B5H9(g) + 15 H2O(l) = 5 H3BO3(s) + 12 H2(g)
CaO + Cl2O7 = CaCl2 + O2 =>
CaO + Cl2O7 = CaCl2 + 4 O2
HIO4 = H2O + I2O5 + O2 =>
2 HIO4 = H2O + I2O5 + O2
H2O2 + Cr2O7{2-} = O2 + Cr{3+} + OH{-} =>
8 H2O2 + 2 Cr2O7{2-} = 7 O2 + 4 Cr{3+} + 16 OH{-}
H2O2 + C2HCl3 = CO2 + HCl + H2O =>
3 H2O2 + C2HCl3 = 2 CO2 + 3 HCl + 2 H2O
Na2(SO4)(aq) + CaCl2(aq) = NaCl(aq) + Ca(SO4)(s) =>
Na2(SO4)(aq) + CaCl2(aq) = 2 NaCl(aq) + Ca(SO4)(s)
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C6H6CH3 + O2 = CO2 + H2O =>
4 C6H6CH3 + 37 O2 = 28 CO2 + 18 H2O
ZnS + PbO = ZnO + PbS =>
ZnS + PbO = ZnO + PbS
Mg + O3 = MgO =>
3 Mg + O3 = 3 MgO
Co(OH)3 + H4P2O5 = Co4(P2O5)3 + H2O =>
4 Co(OH)3 + 3 H4P2O5 = Co4(P2O5)3 + 12 H2O
Fe(NO3)3*9H2O + NaOH = Fe2O3 + NaNO3 + H2O =>
2 Fe(NO3)3*9H2O + 6 NaOH = Fe2O3 + 6 NaNO3 + 21 H2O
Pb(CH3COO)2 + Cl2 + KOH = PbO2 + KCl + KCH3COO + H2O =>
Pb(CH3COO)2 + Cl2 + 4 KOH = PbO2 + 2 KCl + 2 KCH3COO + 2 H2O
NH2CH2COOH + O2 = NH2CONH2 + CO2 + H2O =>
2 NH2CH2COOH + 3 O2 = NH2CONH2 + 3 CO2 + 3 H2O
Br2(g) + Ag(s) = Br2Ag =>
Br2(g) + Ag(s) = Br2Ag
K[Al(OH)4] = Al2O3 + KOH + H2O =>
2 K[Al(OH)4] = Al2O3 + 2 KOH + 3 H2O
FSO3H + H2O = HF + H2SO4 =>
FSO3H + H2O = HF + H2SO4
Ni + Cr = NiCr =>
Ni + Cr = NiCr
Tl{+} = Tl + Tl{3+} =>
3 Tl{+} = 2 Tl + Tl{3+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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