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chee8npk7elsenia
chee8npk7elsenia chee8npk7elsenia
  • 14-02-2016
  • Chemistry
Answered

An atom of element X has one more shell of electrons than an atom of beryllium, but it has one less valence electron than beryllium. Which element is element X?

Verified Answer :

RishabhGoyal
RishabhGoyal RishabhGoyal
  • 14-02-2016

Element X is sodium. Sodium has one less valence electron than beryllium and it has the electron configuration of 2,8,1, thus it has one more shell of electrons.

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z3fedr8c36
z3fedr8c36 z3fedr8c36
  • 04-09-2020

Answer:

sodium

Explanation:

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