Atomic Structure Question 98

Question: The atomic number of an element is 35 and mass number is 81. The number of electrons in the outer most shell is

Options:

A) 7

B) 6

C) 5

D) 3

Show Answer

Answer:

Correct Answer: A

Solution:

Bromine consists of outer most electronic configuration $ [Ar]3d^{10},4s^{2},4p^{5} $ .



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