An element is placed in 5th row and 3rd group what is its atomic numbe – InterviewSolution

1.

An element is placed in 5th row and 3rd group what is its atomic number?

Answer»

5th row means that n = 5

3rd group means that it is a d-block element.

It corresponds to atomic number 39.

(39 = 2, 8, 18, 9, 2)

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