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JEE Main levelOne or more correct optionsDifficulty 2 of 3pt019

Which of the following atomic numbers correspond to p-block elements?

A15
B20
C36
D29

Answer: A, C

Z = 15 is

3 s^{2} 3 p^{3}

(p-block). Z = 20 is

4 s^{2}

(s-block). Z = 36 is

4 s^{2} 3 d^{10} 4 p^{6}

, krypton (p-block). Z = 29 is copper (d-block).

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