Chemistry, asked by vanshjaiswal01, 1 year ago

please find the answers of all question fast

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Answered by Driggy

1

1.2,8,8

2.atomic no. is 18 and mass no is 35.5

3.0

Answered by vishalgajranideepak

1

(i)Electronic configuration = 2,8,7

(ii) Atomic number = 17

Mass number = 17 + 35 = 52

(iii) Valency = 8-7 = 1

Since it gains election it will be -1

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