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Class 12 NEET Physics Atoms and Nuclei Part 1
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Question : 13
Total: 100
Which one of the following pairs of nuclei are isotones?
(2005)
34
S
e
74
,
31
G
a
71
38
S
r
84
,
38
S
r
86
42
M
o
92
,
40
Z
r
92
20
C
a
40
,
16
S
32
.
Validate
Solution:
Isotones means number of neutron remains same.
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