Physics, asked by Ishaan1559, 1 year ago

an element x has mass number 35 and the number of neutron is 18 and find the group number of period x

Answers

Answered by sabiya1
0
group number of period is 16
Answered by BendingReality
0

Answer:

We know :

Atomic number = Mass number - No. of neutrons.

Atomic number = 35 - 18

= > 17

Electronic configuration :

2 , 8 , 7

Group no. = 17

Period no. = 3

Name of element is Chlorine (  Cl ) .

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