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Which of the following isotopes of urani...

Which of the following isotopes of uranium is most radioactive ?

A

U-226

B

U-248

C

U-238

D

U-235

Text Solution

Verified by Experts

The correct Answer is:
D
Out of the given four choices U-235 is the most radioactive.
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DINESH PUBLICATION-NUCLEAR AND RADIO CHEMISTRY-Revision Questions from Competitive Exams
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  2. Most radioactive is

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  5. The product obtained after positron emission from ""(31)Ga^(68) is

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  6. One gm of an element decays by beta-emission to 0.125 gm in 200 years...

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  7. Isotopes are

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  8. The noble gas used in atomic reactors is

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  9. The atomic number (A) and mass number (M) of the nuclide formed when t...

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  10. The process, ""(1)H^(2) +""(1)H^(3) to ""(2)He^(4) +""(0)n^(1) represe...

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  11. Given that radioactive species decays according to the exponential law...

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  12. Fusion bomb involves

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  13. The element usef fro dating the ancient remains is

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  14. If the mass defect of ""(4)^(9)X is 0.099 a.m.u. , then binding energy...

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  15. ""(27)Co^(60) is radioactive because

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  16. A heavy element has atomic number X and mass number Y . Correct relati...

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  17. Decay of ""(92)U^(235) is ……order reaction.

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  18. Order of radioactive disintegration reaction is

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  19. In which radiation mass number and atomic number will not change ?

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  20. The radioactive isotope ""(27)^(60)Co which is used in the treatment o...

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