Consider the nuclides ,

CHEMISTRY · Single correct · A Level · Chemistry · Atomic structure · Atomic structure

Problem

Consider the nuclides

^{14}_{6}\mathrm C

,

^{14}_{7}\mathrm N

,

^{15}_{7}\mathrm N

and

^{15}_{8}\mathrm O

. Which pair is neither isotope nor isobar, but forms an isotone? (a)

^{14}_{7}\mathrm N

and

^{15}_{7}\mathrm N

(b)

^{14}_{6}\mathrm C

\;and\;

^{15}_{7}\mathrm N

(c)

^{15}_{7}\mathrm N

and

^{15}_{8}\mathrm O

(d)

^{14}_{6}\mathrm C

and

^{14}_{7}\mathrm N

Related theory

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