Question

With reference to periodic table, indicate

(a) Element that is both in group 13 and third period.

(b) First transition element of the fourth period.​

Answer 1

Answer:

a) Aluminum Al

b) Scandium Sc

Explanation:

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Answer 2

Answer:

a. Aluminium is the element which belongs to group13 and third period.

b. Actinium is the first transition element of fourth period.

Explanation:

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