Chemistry, asked by irishahoque, 2 months ago

when the electronic number is 2,8,8,3 what is its period, element name
and neutron number

Answers

Answered by Nivililli

0

Answer:

atomic number is 21, so element must be Scandium.

neutron = 45-21 = 24

Answered by Anonymous

0

Answer:

Answer:

atomic number is 21, so element must be Scandium.

neutron = 45-21 = 24

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