JEE Main 2022 — D And F Block Elements Question with Solution
From: JEE Main 2022 (Online) 26th June Evening Shift
Question
The most common oxidation state of Lanthanoid elements is +3. Which of the following is likely to deviate easily from +3 oxidation state?
Choose an option
Show full solutionCorrect option: A
Correct answer
ACe (At. No. 58)
Step-by-step explanation
Ce → [Xe]4f1 5d1 6s2
Ce+4 → [xe] 4f° 5d° 6s°
Cerium in +4 oxidation state acquires inert gas configuration.
Ce+4 → [xe] 4f° 5d° 6s°
Cerium in +4 oxidation state acquires inert gas configuration.
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