JEE Main 2007 — D And F Block Elements Question with Solution
From: AIEEE 2007
Question
The actinoids exhibits more number of oxidation states in general than the lanthanoids. This is
because :
Choose an option
Show full solutionCorrect option: D
Correct answer
Dthe 5f orbitals extend further from the nucleus than the 4f orbitals
Step-by-step explanation
NOTE : More the distance between nucleus and outer orbitals, lesser will be force of attraction on them. Distance between nucleus and orbitals is more as compared to distance between orbital and nucleus. So actinoids exhibit more number of oxidation states in general than the lanthanoids.
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the D And F Block Elements chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2007, covering the D And F Block Elements chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.