A. Pitchblende
B. Kyanite
C. Carnotite
D. Rescolite
Related Mcqs:
- 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) - The main ore of uranium is ______________________?
A. Pitchblende
B. Monazite sand
C. Cassiterite
D. Chalcopyrite - Extraction of uranium from its ore is done by ______________ method?
A. Chemical
B. Pyrometallurgical
C. Physical beneficiation
D. Electrometallurgical - Extraction of uranium from its ore is done using ______________ methods?
A. Electrometallurgical
B. Pyrometallurgical
C. Chemical
D. Physical beneficiation - Uranium is recovered from its ore (pitchblende) by________________?
A. Froth floatation technique
B. Leaching with sulphuric acid
C. Smelting in a furnace
D. Dissolving in water - 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 - 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 - 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. - Which of the following ores contains maximum percentage of uranium ?
A. Carnotite
B. Thorium
C. Rescolite
D. Pitchblende - Which of the following isotopes is not present in natural uranium?
A. U-238
B. U-234
C. U-235
D. U-232
