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  9. Q4
Question 4

Radon is used as a tracer in medical research because it

  • A.is monatomic
  • B.is radioactive
  • C.is a noble gas
  • D.has a complete valence shell
  • E.has a low boiling point
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
1997
Question no.
#4
Type
Objective
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