AryVizcaino
AryVizcaino AryVizcaino
  • 04-02-2021
  • Chemistry
contestada

How many inner shell electrons does beryllium have?

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josie7555
josie7555 josie7555
  • 04-02-2021
Beryllium has two inner shell electrons
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josueslash
josueslash josueslash
  • 04-02-2021
and two 2s electrons in the Be atom. Its electron configuration is thus 1s22s2or[He]2s2 The symbol [He] denotes the inner shell of two 1s electrons which have the same configuration as the noble gas He. The beryllium atom is noticeably smaller than the lithium atom
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