| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaOSO3 = CaSO4
K2SO4 + NaCl = KCl + Na2SO4 =>
K2SO4 + 2 NaCl = 2 KCl + Na2SO4
H4B6O11 + H2O = H3BO3 =>
H4B6O11 + 7 H2O = 6 H3BO3
CH2O + Ag2O = HCO2{-} + Ag + H{+} =>
CH2O + Ag2O = HCO2{-} + 2 Ag + H{+}
Se + NH3*H2O + H2O2 = [Se(NH3)4OH] + H2O =>
2 Se + 8 NH3*H2O + H2O2 = 2[Se(NH3)4OH] + 8 H2O
Cr2(SO4)3 = Cr{3+} + SO4{2-} =>
Cr2(SO4)3 = 2 Cr{3+} + 3 SO4{2-}
NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4 =>
2 NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4
(CH)4 + (O)2 = (CO)2 + (H)2(O) =>
(CH)4 + 3(O)2 = 2(CO)2 + 2(H)2(O)
C6H6OS + O2 = CO2 + H2O + SO3 =>
2 C6H6OS + 17 O2 = 12 CO2 + 6 H2O + 2 SO3
Na + HN3 = NaN3 + H2 =>
2 Na + 2 HN3 = 2 NaN3 + H2
PhCOOH + CH3CH2OH = PhCOOCH2CH3 + H2O =>
PhCOOH + CH3CH2OH = PhCOOCH2CH3 + H2O
Cr2(CO3)3 = Cr3 + CO3 =>
3 Cr2(CO3)3 = 2 Cr3 + 9 CO3
NaCO3 + I2 = NaIO3 + NaI + CO2 =>
6 NaCO3 + 3 I2 = 2 NaIO3 + 4 NaI + 6 CO2
Fe2(SO4)3 + K2CO3 + H2O = K2SO4 + Fe(OH)3 + CO2 =>
Fe2(SO4)3 + 3 K2CO3 + 3 H2O = 3 K2SO4 + 2 Fe(OH)3 + 3 CO2
NH3 + HCl = NH4H + Cl =>
NH3 + 2 HCl = NH4H + 2 Cl
HBr + MgSO3 = BrSO3 + MgH =>
HBr + MgSO3 = BrSO3 + MgH
Be(OH)2 + KOH = K2BeO2 + H2O =>
Be(OH)2 + 2 KOH = K2BeO2 + 2 H2O
Fe2O3 = Fe2O(s) + O2(g) =>
Fe2O3 = Fe2O(s) + O2(g)
Hg2(NO3)2 + K2C2O4 = Hg2C2O4 + KNO3 =>
Hg2(NO3)2 + K2C2O4 = Hg2C2O4 + 2 KNO3
K2Cr2O7 + HI = I2 + KH + CrO2 + H2O =>
K2Cr2O7 + 8 HI = 4 I2 + 2 KH + 2 CrO2 + 3 H2O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Mn{+4} + NH3 + H2O = MnO(OH)2 + NH4{+} =>
Mn{+4} + 4 NH3 + 3 H2O = MnO(OH)2 + 4 NH4{+}
AgNO3 + P4 + H2O = Ag + HNO3 + H3PO4 =>
20 AgNO3 + P4 + 16 H2O = 20 Ag + 20 HNO3 + 4 H3PO4
Cu + Ca(OH)2 = Ca + Cu(OH) =>
2 Cu + Ca(OH)2 = Ca + 2 Cu(OH)
H = H2 = I2 =>
2 H = H2
C2H12(l) + O2 = CO2(g) + H2O(g) =>
C2H12(l) + 5 O2 = 2 CO2(g) + 6 H2O(g)
H{+} + e + MnO4{-} = Mn{2+} + H2O =>
8 H{+} + 5e + MnO4{-} = Mn{2+} + 4 H2O
ClO + KOH = KCl + KClO3 + H2O =>
2 ClO + 2 KOH = KCl + KClO3 + H2O
Na3PO4 + Ba(NO2)2 = NaNO2 + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba(NO2)2 = 6 NaNO2 + Ba3(PO4)2
Mg(s) + CrCl3(aq) = MgCl2(aq) + Cr(s) =>
3 Mg(s) + 2 CrCl3(aq) = 3 MgCl2(aq) + 2 Cr(s)
X3 = X2 =>
2 X3 = 3 X2
C + I2 = C2I4 =>
2 C + 2 I2 = C2I4
I3{-} + S2O3{-}2 = I{-} + S4O6{-}2 =>
I3{-} + 4 S2O3{-}2 = 3 I{-} + 2 S4O6{-}2
HAOH + HBOH = HABOH + H2O =>
HAOH + HBOH = HABOH + H2O
BaO + Ca = Ba + CaO =>
BaO + Ca = Ba + CaO
KCl + NaNO3 = K(NO3) + NaCl =>
KCl + NaNO3 = K(NO3) + NaCl
(CH3)2CHCH2CH2OHCH3CH2CH2COOH = CH3CH2CH2COOCHCH2CH2(CH3)2H2O =>
(CH3)2CHCH2CH2OHCH3CH2CH2COOH = CH3CH2CH2COOCHCH2CH2(CH3)2H2O
Cr(OH)3 + Ba(OH)2 = Ba3[Cr(OH)6]2 =>
2 Cr(OH)3 + 3 Ba(OH)2 = Ba3[Cr(OH)6]2
H2Se + Co(OH)3 = Co2Se3 + H2O =>
3 H2Se + 2 Co(OH)3 = Co2Se3 + 6 H2O
NaHS + Cu(NO3)2 = NaNO3 + Cu(HS)2 =>
2 NaHS + Cu(NO3)2 = 2 NaNO3 + Cu(HS)2
MnSO4 + KClO3 + KOH = K2MnO4 + KCl + H2SO4 =>
3 MnSO4 + 2 KClO3 + 6 KOH = 3 K2MnO4 + 2 KCl + 3 H2SO4
BaCl2 + N2SO4 = BaSO4 + N2Cl2 =>
BaCl2 + N2SO4 = BaSO4 + N2Cl2
F + NaOH = NaF + O + H2O =>
2 F + 2 NaOH = 2 NaF + O + H2O
H + HCO3 = H2CO3 =>
H + HCO3 = H2CO3
S + NO2 = SO2 + N2 =>
2 S + 2 NO2 = 2 SO2 + N2
HNO3 + Na2S = NaNO3 + H2O + SO2 + NO2 =>
8 HNO3 + Na2S = 2 NaNO3 + 4 H2O + SO2 + 6 NO2
AgNO3 + Na3PO4 = Na + NO3 + Ag3PO4 =>
3 AgNO3 + Na3PO4 = 3 Na + 3 NO3 + Ag3PO4
Na2CaSi6O14 + H2O = NaOH + Ca(OH)2 + H2SiO3 =>
Na2CaSi6O14 + 8 H2O = 2 NaOH + Ca(OH)2 + 6 H2SiO3
Zn(CH3COO)2 + KOH = ZnO + *CH3COOK + H2O =>
Zn(CH3COO)2 + 2 KOH = ZnO + 2*CH3COOK + H2O
H2OOCCOO + H2O = H3O + OOCCOO =>
H2OOCCOO + 2 H2O = 2 H3O + OOCCOO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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