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Question 2

What is the electronic configuration of an element represented as 199X?

  • A.1s 22s2 2p 5
  • B.1s22s23s23p3
  • C.1s2 2s2 2p 33s2
  • D.1s 22s22p 63s23p64s 1
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
1999
Question no.
#2
Type
Objective
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