EDTA chelates with Ni2+ (aq).

Question

HLPaper 3

$Ni(H2O)6$ 2+ (aq) + EDTA4− (aq) ⇌ $Ni(EDTA)$ 2− (aq) + 6H2O (l)

1.

Explain how entropy affects this equilibrium.

[2]

Verified

Solution

entropy increases «and the reaction proceeds to the right» $✔$

more species / free molecules are formed
OR
more ways of distributing energy $✔$

2.

State the number of coordinate covalent bonds EDTA forms with Ni2+.

[1]

Verified

Solution

six $✔$

Still stuck?

Get step-by-step solutions with Jojo AI

Want more practice questions for Chemistry?