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QAIPMT-2010-Ch-1937: NEET 2010 Chemistry - Class 12 AIPMT-2010-Ch-1937 Solution: Which of the following oxidation states is the most common…
Which of the following oxidation states is the most common among the lanthanoids?
Multiple Choice Options
- A 4
- B 2
- C 5
- D 3
Step-by-Step Verified Solution
The common stable oxidation state of all
the lanthanoids is +3. The oxidation state of +2 and
+4 are also exhibited by some of the elements. These
oxidation states are only stable in those cases where
stable 4f 0
, 4f 7
or 4f 14 configurations are achieved.