Question

what is the valency of an element with atomic number 35.?

Answer 1

it's valency is 1.
distribution of electrons is 2,8,18,7

Answer 2

Explanation:

• The atomic number of chlorine is 35. The electronic configuration of chlorine is $1s^22s^22p^63s^23p^64s^23d^{10}4p^5$.
• The valency of the element is determined by the number of electrons in its outermost shell.
• It can be seen from the valency of the element having atomic number 35 is 5.

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