JEE Main 2019 — Classification of Elements and Periodicity in Properties Question with Solution
JEE Main 2019 (09 Jan Shift 1)
Question
In general, the properties that decrease and increase down a group in the periodic table, respectively, are :
Choose an option
Show full solutionCorrect option: B
Correct answer
BElectronegativity and atomic radius
Step-by-step explanation
(i) Electronegativity: Top to bottom decrease.
(ii) Atomic Radius: generally Increases top to Bottom.
(iii) Electron affinity: generally top to bottom decreases.
(ii) Atomic Radius: generally Increases top to Bottom.
(iii) Electron affinity: generally top to bottom decreases.
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Classification of Elements and Periodicity in Properties 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 2019, covering the Classification of Elements and Periodicity in Properties 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.