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JEE Advanced Chemistry question

ChemistryCoordination CompoundsJEE Advanced

Coordination number of calcium is six in

Answer: (A)

Solution

EDTA is hexadentate, binding through 6 donor atoms (4 carboxylate O + 2 amine N); with calcium it directly fills a coordination number of 6, giving . In , one bidentate oxalate alone gives only coordination

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Question ID VK-160105