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Question 4

Two radioactive elements Q and S have half-life periods of 10 hours and 20 hours respectively. Therefore,

  • A.S decays faster than Q.
  • B.Q is twice as stable as S.
  • C.emits fewer particles than S.
  • D.S is more stable than Q.
Objective

Question details

Exam body
NDA
Subject
Chemistry
Year
2011/2012
Question no.
#4
Type
Objective
Previous · Q3To 2.0cm 3 of a solution of sample X, NaOH solution was added drop by drop until… Next · Q5 Complete oxidation of CH 3 CH 2 CH 2 OH yields:

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