Science, asked by meghkvithalani78, 1 month ago

The electronic configuration of an element is 2, 8, 7 :

(a) What is the atomic number of this elements ?

(b) To which of the following elements is this element chemically

similar ?​

Answers

Answered by ssaab2479
2

Answer:

(a) atomic no. 17

(b) halogen elements

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