Question

The elements of the second period of the Periodic Table are given below:

Li Be B C N O F

(a) Give reason to explain why atomic radii decrease from Li to F.

(b) Identify the most

(i) metallic and

(ii)non-metallic element.​

Answer 1

Answer:The second period contains the elements lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon

Explanation:

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Answer 2

Answer:

As we go from Li to F, atomic radius of the atoms will DECREASE. This is due to increased nuclear charge (number of protons within each atom).