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Byju's Answer
Standard IX
Chemistry
Uses of Radioactive Substances
Natural urani...
Question
Natural uranium consists of
235
U
:
A
99
%
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B
50
%
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C
10
%
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D
0.7
%
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Solution
The correct option is
C
0.7
%
∙
Natural uranium consists of 0.7% of
235
U
∙
U
235
is a radioisotope of uranium.
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0
Similar questions
Q.
Calculate the energy released by 1g of natural uranium assuming 200 MeV is released in each fission event and that the fissionable isotope
235
U has an abundance of 0.7% by weight in natural uranium.
Q.
The isotopes present in naturally occurring uranium are
(
i
)
U
−
235
(
i
i
)
U
−
236
(
i
i
i
)
U
−
238
(
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v
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The process of increasing the percentage of fissionable
U
−
235
in naturally occurring Uranium is called _________ .
Q.
Natural uranium is a mixture of three isotopes
92
U
234
,
92
U
235
, and
92
U
238
with the shares of negligible
0.0006
%,
0.71
%, and
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%, respectively. The half-life of the three isotopes are
2.5
×
10
5
y
e
a
r
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,
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8
y
e
a
r
s
, and
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9
y
e
a
r
s
, respectively. Determine the share of radioactivity(in %) of each isotope into the total activity of the natural uranium
Q.
The nucleus of uranium
92
U
235
contains
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