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RRB Group D Model Paper 7 with solutions
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© examsnet.com
Question : 48
Total: 100
U-235 belongs to which member of the series?
Actinium series
Uranium series
Thorium series
Neptunium series
Validate
Solution:
(1) U-235 or Uranium-235, constituting about 0.72% of natural uranium, belongs to the Actinium series.
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