For magnesium complex of EDTA²⁻, the number of N-donor and O-donor centers, are respectively. · ABC26IN0138
Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination Chemistry – General · Exam: CSIR NET 2018 · Marks: 2 · Difficulty: Medium
For magnesium complex of $\mathrm{EDTA^{2-}}$, the number of N-donor and O-donor centers, are respectively.
(a)two and four
(b)two and two
(c)two and six
(d)two and eight
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
EDTA⁴⁻ is hexadentate: it binds through its two amine nitrogens and four carboxylate oxygens. In the Mg complex there are two N-donor and four O-donor centres.