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Chemistry
The triad of nuclei which is isotonic is
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Q. The triad of nuclei which is isotonic is
Structure of Atom
A
${ }^{14}_{6} C,{ }^{15}_{7} N ,{ }_{9}^{17} F$
73%
B
${ }_{6}^{12} C ,{ }^{14}_{7} N ,{ }^{19}_{9} F$
15%
C
${ }^{14}_{6} C ,{ }^{14}_{7} N ,{ }^{17}_{9} F$
7%
D
${ }^{14}_{6} C ,{ }^{14}{ }_{7} N ,{ }^{19}_{9} F$
4%
Solution:
Isotonic species - same number of neutrons. Number of neutrons in
${ }_{6}^{14} C ,{ }^{15} N ,{ }^{17} F =8$