Which of the following isotopes is not present in natural uranium?

Related Mcqs:

1. Enrichment of uranium is done to increase the concentration of ______________ in the natural uranium?

   A. U-238 B. U-233 C. U-235 D. Pu-239...

2. In the gaseous diffusion process of uranium enrichment, the natural uranium is converted into gaseous ________________?

   A. Uranium oxide B. Uranium hexafluoride C. Uranium carbide D. Uranium sulphate...

3. Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at_______________?

   A. Alwaye (in Kerala) B. Jadugoda (in Jharkhand) C. Kalpakkam (in Tamilnadu) D. Gopalpur coast (in Orissa)...

4. Nuclear fuel generally used in reactors is uranium oxide instead of uranium, because the former has higher _____________________?

   A. Melting point, hence can be subjected to higher temperature B. Density; hence core volume for a given power output would be smaller C. Resistance to effects of irradiation D. All A., B. and C....

5. Percentage of U-238 in natural uranium is around__________________?

   A. 0.71 B. 99.29 C. 0.015 D. 29.71...

6. The most abundant isotope of natural uranium is ___________________?

   A. 92U238 B. 92U235 C. 92U234 D. None of these...

7. Quantity of fissionable material (i.e. U-235) in natural uranium is _____________ percent?

   A. 0.71 B. 6.31 C. 99.29 D. 12.73...

8. Isotopes of an element have the same__________________?

   A. Number of neutrons B. Mass number C. Electronic configuration D. Atomic weight...

9. Isotopes of an element have different_____________________?

   A. Mass number B. Electronic configuration C. Nuclear charge D. Chemical properties...

10. Which one is different for the neutral atoms of the isotopes of an element ?

    A. Atomic weights B. Atomic numbers C. Number of protons D. Number of electrons...