Science, asked by Ritsharma9479, 1 year ago

Gallium has smaller size than Aluminium. Explain

Answers

Answered by ravi509
1
due to poor shielding effect of f orbitls in gallium
Answered by Anonymous
1

Answer:

Gallium has smaller atomic radius than aluminium because the d orbital which is highly diffused offers poor shielding effect which results in increased nuclear charge. Due to increased charge by nucleus, outer electrons get attracted, decreasing the radius.

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