Choose the correct Statements from the following: (A) Ethane-1 2-diamine is a chelating ligand. (B) Metallic aluminium is produced by elecrtrolysis of aluminium oxide in presence of cryolite. (C) Cyanide ion is used as ligand for leaching of silver. (D) Phosphine act as a ligand in Wilkinson catalyst. (E) The stability constants of Ca 2+ and Mg 2+ are similar with EDTA complexes. Choose the correct answer from the options given below:

Chemistry · Coordination Compounds

JEE Main 2024 — 30 January, Shift 1 — Question 67

Choose the correct Statements from the following:

(A) Ethane-1 2-diamine is a chelating ligand.

(B) Metallic aluminium is produced by elecrtrolysis of aluminium oxide in presence of cryolite.

(D) Phosphine act as a ligand in Wilkinson catalyst.

(E) The stability constants of $\mathrm{Ca}^{2+}$ and $\mathrm{Mg}^{2+}$ are similar with EDTA complexes.

Choose the correct answer from the options given below:

Option A:
(B), (C), (E) only
Option B:
(C), (D), (E) only
Option C:
(A), (B), (C) only
Correct
Option D:
(A), (B), (D) only

Answer: C

Step-by-step solution

(A) Ethane-1,2-diamine is a chelating ligand. $\checkmark$ (B) Metallic aluminium is produced by electrolysis of aluminium oxide in presence of cryolite. $\checkmark$ (C) Cyanide ion is used as ligand for leaching of silver. $\checkmark$ (D) Phosphine acts as a ligand in Wilkinson catalyst. $\times$ (E) The stability constants of $\ce{Ca^{2+}}$ and $\ce{Mg^{2+}}$ are similar with EDTA complexes. $\times$ Correct answer: (A), (B), (C) only

Answer key and solution verified before publishing.

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Exam: JEE Main 2024
Paper: 30 January, Shift 1
Subject: Chemistry
Chapter: Coordination Compounds
Topic: Properties and importance of Coordination Complexes