Chemistry, asked by Befearless0932, 1 year ago

An elemnet x has mass no 35 and number of neutron 18. write atomic number and electronic configuration of x

Answers

Answered by jahnavikalla
0
number of neutrons=mass number-atomic number
18=35-z
z=35-18
z=17

Befearless0932: Ty
Answered by Krais
1

Mass no = atomic no(no of proton) + no of neutrons

35 = atomic no (no of proton) + 18

Atomic no = 17

No of protons = no of electrons = 17

Electronic configuration =

K,L,M

2,8,7

➡️ The element is chlorine.

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