Question

15. Among the elements B, Al, C and Si,
(i) which element has the highest first ionization enthalp?
(ii) which element has the most metallic character?
Justify your answer in each case​

Answer 1

Explanation:

(i) C has more ionization enthalpy because it's size comparative to other is smallest. And thus nuclear attraction is more strong

(ii) Al has most metallic character because it's size is greater than others thus it can loose electrons rasul than others

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