Classification Of Elements And Periodicity In Properties Ques 308
Question: The electronic configuration of an element is $ 1s^{2},2s^{2}2p^{6},3s^{2}3p^{4} $ . The atomic number of the element present just below the above element in the periodic table -
Options:
A) 36
B) 34
C) 33
D) 32
Show Answer
Answer:
Correct Answer: B
Solution:
[b] At. No. = 16(S) Next element below this element has atomic number = 16 + 18 = 34.
