| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ba + 2 H2O = 2 BaOH + H2
I{-} + Cr2O7 + H{+} = Cr3{+} + I2 + H2O =>
40 I{-} + 3 Cr2O7 + 42 H{+} = 2 Cr3{+} + 20 I2 + 21 H2O
VO2 + H2O = VO + OH =>
VO2 + H2O = VO + 2 OH
Mg3N2(g) + H2SO4(g) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2(g) + 4 H2SO4(g) = 3 MgSO4(aq) + (NH4)2SO4(aq)
H3PO4(aq) + RbOH(aq) = H2O4PRb(aq) + H2O(l) =>
H3PO4(aq) + RbOH(aq) = H2O4PRb(aq) + H2O(l)
AlCl3 + NH4OH = NH4 + Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4 + 3 Cl + Al(OH)3
BaCl2 + Na2(CrO4) = Ba2(CrO4) + NaCl2 =>
2 BaCl2 + Na2(CrO4) = Ba2(CrO4) + 2 NaCl2
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)3(aq) + Pb(s) =>
2 Fe(s) + 3 Pb(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 Pb(s)
Cr(NO3)3 + NaOH = Cr(OH)3 + NaNO3 =>
Cr(NO3)3 + 3 NaOH = Cr(OH)3 + 3 NaNO3
FeO + Ca(OH)2 = Fe(OH)2 + CaO =>
FeO + Ca(OH)2 = Fe(OH)2 + CaO
BaI2 + Cl2 = BaCl2 + I2 =>
BaI2 + Cl2 = BaCl2 + I2
C6 + O2 + H2 + N2 = C6H5NO2 =>
2 C6 + 2 O2 + 5 H2 + N2 = 2 C6H5NO2
Na2SO4*10H2O + ZnSO4*7H2O = Na2Zn(SO4)2*4H2O + H2O =>
Na2SO4*10H2O + ZnSO4*7H2O = Na2Zn(SO4)2*4H2O + 13 H2O
C2H8N2O3 + O2 = CO2 + H2O + CH4N2O =>
C2H8N2O3 + O2 = CO2 + 2 H2O + CH4N2O
Cr2O3 + Na2CO3 = NaCrO2 + CO2 =>
Cr2O3 + Na2CO3 = 2 NaCrO2 + CO2
Be(OH)2 + HI = H2O + BeI2 =>
Be(OH)2 + 2 HI = 2 H2O + BeI2
FeO + Ca(OH)2 = Fe(OH)2 + CaO =>
FeO + Ca(OH)2 = Fe(OH)2 + CaO
O2(g) + SO2(g) = SO3(g) =>
O2(g) + 2 SO2(g) = 2 SO3(g)
C6H7ON + C4H6O3 = C8H9O2N + H2O =>
2 C6H7ON + C4H6O3 = 2 C8H9O2N + H2O
Fe3 + H8O4 = Fe3O4 + H8 =>
Fe3 + H8O4 = Fe3O4 + H8
Cl2 + NaBr = Na + BrCl2 =>
Cl2 + NaBr = Na + BrCl2
CH3H5(OH)3 + O2 = CO + H2O =>
4 CH3H5(OH)3 + 7 O2 = 4 CO + 22 H2O
Mn + Pb(C2H3O2)4 = Pb + Mn(C2H3O2)2 =>
2 Mn + Pb(C2H3O2)4 = Pb + 2 Mn(C2H3O2)2
C9H8O3 + NaBH4 + H2O = C10H12O2 + H3BO3 + NaOH =>
20 C9H8O3 + 13 NaBH4 + 28 H2O = 18 C10H12O2 + 13 H3BO3 + 13 NaOH
KMnO4 + H2SO4 + KNO2 = K2SO4 + MnSO4 + H2O + NO3 =>
3 KMnO4 + 7 H2SO4 + 5 KNO2 = 4 K2SO4 + 3 MnSO4 + 7 H2O + 5 NO3
BaO + Al = Ba + Al2O3 =>
3 BaO + 2 Al = 3 Ba + Al2O3
HPO3 + N2O5 = P4O10 + HNO3 =>
4 HPO3 + 2 N2O5 = P4O10 + 4 HNO3
Cr2O3 + H2O + NaOH = Na3[Cr(OH)6] =>
Cr2O3 + 3 H2O + 6 NaOH = 2 Na3[Cr(OH)6]
Si(s) + S8(s) = Si2S4 =>
4 Si(s) + S8(s) = 2 Si2S4
Na(s) + MgBr2(aq) = NaBr2 + Mg2 =>
2 Na(s) + 2 MgBr2(aq) = 2 NaBr2 + Mg2
BaCl2 + AgSO4 = BaSO4 + AgCl2 =>
BaCl2 + AgSO4 = BaSO4 + AgCl2
HBr(aq) + BaCO3(s) = BaBr2(aq) + H2O(l) + CO2(g) =>
2 HBr(aq) + BaCO3(s) = BaBr2(aq) + H2O(l) + CO2(g)
CH3CHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 KOH = CH3COOK + 2 K2MnO4 + 2 H2O
CH3COOH + CH3NH2 = CH3CONH2 + CH3OH =>
CH3COOH + CH3NH2 = CH3CONH2 + CH3OH
MnO4 + H{+} + Cl{-} = Mn{2+} + Cl2 + H2O =>
MnO4 + 8 H{+} + 6 Cl{-} = Mn{2+} + 3 Cl2 + 4 H2O
KBr + KBrO3 + H2O = Br2 + KOH =>
5 KBr + KBrO3 + 3 H2O = 3 Br2 + 6 KOH
KCIO3 = KCI + KCIO4 =>
4 KCIO3 = KCI + 3 KCIO4
SrCO3 + ZrO2 + SiO2 = SrZrSi2O7 + CO2 =>
SrCO3 + ZrO2 + 2 SiO2 = SrZrSi2O7 + CO2
Ag + HNO3 = Ag(NO3)2 + H2O + NO2 =>
Ag + 4 HNO3 = Ag(NO3)2 + 2 H2O + 2 NO2
K2CrO4 + Fe(NO3)3 = KNO3 + Fe2(CrO4)3 =>
3 K2CrO4 + 2 Fe(NO3)3 = 6 KNO3 + Fe2(CrO4)3
Al(NO3)3 + (NH4)3(PO4) = Al(PO4) + (NH4)(NO3) =>
Al(NO3)3 + (NH4)3(PO4) = Al(PO4) + 3(NH4)(NO3)
EuCl3H2O + H2C2O4H2O = Eu2(C2O4)3 + HCl + H2O =>
2 EuCl3H2O + 3 H2C2O4H2O = Eu2(C2O4)3 + 6 HCl + 5 H2O
Cu + CO2 = CuO2 + CO =>
Cu + 2 CO2 = CuO2 + 2 CO
Sn(Co3)2 = Sn + Co2 =>
Sn(Co3)2 = Sn + 3 Co2
Fe2O3 + H2O = Fe(OH)2 + O2 =>
2 Fe2O3 + 4 H2O = 4 Fe(OH)2 + O2
CoCl2 + Na2C2O4 = CoC2O4 + Na2Cl2 =>
CoCl2 + Na2C2O4 = CoC2O4 + Na2Cl2
acetylene + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe + CuNO3 = NO3 + CuFe =>
Fe + CuNO3 = NO3 + CuFe
Al(OH)3(aq) + HCl(aq) = AlCl3(aq) + H2O =>
Al(OH)3(aq) + 3 HCl(aq) = AlCl3(aq) + 3 H2O
CaC2 + H2O = CaOH + C2H =>
CaC2 + H2O = CaOH + C2H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/24
Équations équilibrées sur04/29/23
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