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Question 2

Group O of elements are unreactive because

  • A.their outmost shells contain equal number of electrons
  • B.their highest occupied enegy level is full
  • C.they are monatomic gases
  • D.they are non-metals
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
2003
Question no.
#2
Type
Objective
Previous · Q1The electronic configuration of an element is 1s 2 2s 2 2p 6 3s 2 3p 3 . Where… Next · Q3 An element X with electronic configuration 1s 2 2s 2 2p 6 3s 2 3p 5 combines…

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