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Tardigrade
Question
Chemistry
The triad of the nuclei that is isotonic, is
Q. The triad of the nuclei that is isotonic, is
1608
288
Manipal
Manipal 2012
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A
6
C
14
,
7
N
14
,
9
F
19
B
6
C
14
,
7
N
15
,
9
F
17
C
6
C
14
,
7
N
14
,
9
F
17
D
6
C
12
,
7
N
14
,
9
F
19
Solution:
Isotonic species have the same the number of neutrons.
No. of neutrons in
6
C
14
=
14
−
6
=
8
7
N
14
=
14
−
7
=
7
9
F
19
=
19
−
9
=
10
7
N
15
=
15
−
7
=
8
9
F
17
=
15
−
7
=
8
6
C
12
=
12
−
6
=
6
Hence,
6
C
14
,
7
N
15
,
9
F
17
are isotonic.