Define electro positivity. OR The atomic radii of first group elements are given below : Group-I element Atomic Radii (pm) {\Na} 86 {\K} 231 {\Rb} 244 {\Cs} 282

CBSE Class 10 Science 2020 Outside Delhi Set 1 - Question 2

Question : 2 of 30

Marks: +1, -0

Define electro positivity.
OR
The atomic radii of first group elements are given below :

Solution:

State the reason behind the observed trend in the above elements.

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