Question

stive sy
Na Mg and Al are the elements having one, two and three valence electrons
Which of these elements (1) has the largest atomic radius, (u) is least reactive
answer stating reason for each
b i ne Give reasons to justify this​

Answer 1

Answer:

(I)Na has the largest radius because when we move in a period the atomic size decrease.

(ii) Al is least reactive as in period reactivity decreases from left to right.

Answer 2

Answer:

1. Na
2. Al

Ⓗⓞⓟⓔ ⓘⓣ ⓗⓔⓛⓟⓢ ⓨⓞⓤ

ⓟⓛⓩⓩⓩⓩⓩⓩⓩⓩⓩ ⓜⓐⓡⓚ ⓐⓢ ⓑⓡⓐⓘⓝⓛⓘⓢⓣ

ⓟⓛⓔⓐⓢⓔ ⓕⓞⓛⓛⓞⓦ ⓜⓔ ⓐⓝⓓ Ⓘ ⓦⓘⓛⓛ ⓕⓞⓛⓛⓞⓦ ⓑⓐⓒⓚ

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