JEE Main 2020ChemistryClassification of Elements and Periodicity in PropertiesEasyNumerical

JEE Main 2020 — Classification of Elements and Periodicity in Properties Question with Solution

JEE Main 2020 (06 Sep Shift 2)

Question

The atomic number of Unnilumium is ______.

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Show full solutionCorrect answer: 101
Correct answer
101

Step-by-step explanation

According to IUPAC convention for naming of elements with atomic number more than 100, different digits are written in order and at the end ium is added. For digits following naming is used.

0-nil

1-un

2-bi

3-tri

and so on...

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About this question

This is a previous-year question from JEE Main 2020, 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.