KCET · Chemistry · d and f Block Elements
Which of the following oxidation states is common for all lanthanides?
- A \( +2 \)
- B \( +3 \)
- C \( +4 \)
- D \( +5 \)
Answer & Solution
Correct Answer
(B) \( +3 \)
Step-by-step Solution
Detailed explanation
Lanthanoids exhibit \( +3 \) oxidation states as the most stable configuration is acquired on losing \( 3 e^{-} s \).
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