| Équations équilibrées la veille |
H2Ni + 2 KOH = Ni + 2 K + 2 H2O
Cu(NO3)2(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + NaNO3(aq) =>
3 Cu(NO3)2(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 6 NaNO3(aq)
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
H3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2 + 6 H2O
Bi(NO3)5(aq) + Na2S(aq) = Bi2S5(s) + NaNO3(aq) =>
2 Bi(NO3)5(aq) + 5 Na2S(aq) = Bi2S5(s) + 10 NaNO3(aq)
NH3{-} + HCl{+} = NH4Cl =>
NH3{-} + HCl{+} = NH4Cl
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
P + O2 = P4O6 =>
4 P + 3 O2 = P4O6
N2 + H2 = NH3 = ? =>
N2 + 3 H2 = 2 NH3
Sr(s) + HNO3(aq) = Sr(NO3)2(aq) + H2(g) =>
Sr(s) + 2 HNO3(aq) = Sr(NO3)2(aq) + H2(g)
Mg3N2(s) + H2O(l) = Mg(OH)2(s) + NH3(aq) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 NH3(aq)
K2CrO4 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I + H2O =>
2 K2CrO4 + 6 HI + 5 H2SO4 = 2 K2SO4 + Cr2(SO4)3 + 6 I + 8 H2O
Cu(NO3)2 + N2H4 = Cu + N2 + H2O =>
Cu(NO3)2 + 3 N2H4 = Cu + 4 N2 + 6 H2O
H3PO4(aq) + Sr(OH)2(aq) = H2O(l) + Sr3(PO4)2(aq) =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = 6 H2O(l) + Sr3(PO4)2(aq)
PB(NO3)2(aq) + HCl(aq) = PBCl2(s) + HNO3(aq) =>
PB(NO3)2(aq) + 2 HCl(aq) = PBCl2(s) + 2 HNO3(aq)
CuO(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) =>
CuO(s) + 2 HNO3(aq) = Cu(NO3)2(aq) + H2O(l)
SO2(g) + H2O(l) = H2SO3(l) =>
SO2(g) + H2O(l) = H2SO3(l)
Zn(H2PO4)2 + X = (HX)Zn(H2PO4)(HPO4) =>
Zn(H2PO4)2 + X = (HX)Zn(H2PO4)(HPO4)
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + NaC2H3O2(aq) =>
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + 2 NaC2H3O2(aq)
Ca(OH)2(aq) + H3Po4(aq) = H2O(l) + Ca3(Po4)2(s) =>
3 Ca(OH)2(aq) + 2 H3Po4(aq) = 6 H2O(l) + Ca3(Po4)2(s)
ZnO + CO2 + H2O = (ZnCO3)(Zn(OH)2) =>
2 ZnO + CO2 + H2O = (ZnCO3)(Zn(OH)2)
SO2(g) + H2O(l) = H2SO3(g) =>
SO2(g) + H2O(l) = H2SO3(g)
AgNO3 + ClH = HNO3 + AgCl =>
AgNO3 + ClH = HNO3 + AgCl
SO2(g) + H2O(l) = H2SO3(g) =>
SO2(g) + H2O(l) = H2SO3(g)
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + H2O(l) =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + 2 H2O(l)
Co(NO3)2(aq) + H2S(g) = CoS(s) + HNO3(aq) =>
Co(NO3)2(aq) + H2S(g) = CoS(s) + 2 HNO3(aq)
Ba(NO3)2(aq) + H2SO4(aq) = BaSO4(s) + HNO3(aq) =>
Ba(NO3)2(aq) + H2SO4(aq) = BaSO4(s) + 2 HNO3(aq)
NaOH + I2 + H2SO4 = NaIO3 + SO2 + H2O =>
2 NaOH + I2 + 5 H2SO4 = 2 NaIO3 + 5 SO2 + 6 H2O
CaCl2 + CaCO3 = CaClO3 + CaC2 =>
CaCl2 + 2 CaCO3 = 2 CaClO3 + CaC2
MnO4{-} + Cl{-} + H{+} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2+} + 5 Cl2 + 8 H2O
H2S(g) + Fe(OH)3(s) = Fe2S3(s) + H2O(g) =>
3 H2S(g) + 2 Fe(OH)3(s) = Fe2S3(s) + 6 H2O(g)
Na + S = Na2S =>
2 Na + S = Na2S
Fe2(CO3)3(s) = Fe2O3(s) + CO2(g) =>
Fe2(CO3)3(s) = Fe2O3(s) + 3 CO2(g)
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2 + NaNO3 =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2 + 2 NaNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Cl2(aq) + KBr(aq) = KCl(aq) + Br2(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 KCl(aq) + Br2(aq)
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Cl + Na = NaCl =>
Cl + Na = NaCl
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
N2 + H2 = NH =>
N2 + H2 = 2 NH
Ag + HgNO3 = AgNO3 + Hg =>
Ag + HgNO3 = AgNO3 + Hg
MnO2(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 MnO2(s) + 4 Al(s) = 3 Mn(s) + 2 Al2O3(s)
NaBH4 + Se = H2Se + NaB =>
NaBH4 + 2 Se = 2 H2Se + NaB
CrOH3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrOH3 + 7 Cl2 + 18 KOH = 2 K2CrO4 + 14 KCl + 12 H2O
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Li2Se(s) + SO2(g) = SSe2(g) + Li2O(s) =>
2 Li2Se(s) + SO2(g) = SSe2(g) + 2 Li2O(s)
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| Équations équilibrées la veille |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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