1
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
The half-life of C14 is 5760 years. For a 200 mg sample of C14, the time taken to change to 25 mg is
2
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
The nucleus $$_{29}^{64}$$Cu accepts an orbital electron to yield,
3
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
C6H5F18 is a F18 radio-isotope labelled organic compound. F18 decays by positron emission. The product resulting on decay is
Questions Asked from Radioactivity and Nuclear Chemistry (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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