NEET2013ChemistryCoordination CompoundsActual
Assertion : EDTA forms complex with divalent metals of 3 d -series in the ratio of 1: 1 Reason : EDTA has 4- COOH groups.
Options
- AIf both assertion and reason are true and reason is the correct explanation of assertion.
- BIf both assertion and reason are true but reason is not the correct explanation of assertion.
- CIf assertion is true but reason is false.
- DIf both assertion and reason are false.
Correct answer
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
Step-by-step solution
EDTA is a hexadentate ligand. It forms complex with central metal in the ratio 1: 1 in which it binds through two nitrogen atoms and four oxygen atoms.