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NEET 2020 Chemistry : Periodic Table-02 (29.11.2019)
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Question 1
The IUPAC name of the element is Unniloctium. What would be the atomic number of this element?
Question 2
What is the electronic configuration of the last element that belong to the second period.
Question 3
From which element and atomic number the 4th period starts ?
Question 4
Which elements are never found in free state rather in combined state?
Question 5
Which among the following elements have lowest value of IE1
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Nov 29NEET & AIIMS
