Q13.The given table shows the number of protons, neutrons and electrons in atoms or lons, Which atom/ion in the table is an isotope of the atom with the composition of 1p,le and 14n?
Atoms/ P . lons
р
R
(a) P
11
18
15
1
11
18
18
10
(b) Q
12
22
16
14
(c) R
3.5KB/s
40
ball 84
(d) s
(1)
DIRECTIONS : In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice os:
(a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of
assertion (A).
(b) Both assertion (A) and reason (R) are true but reason (R) is not the correct
explanation of assertion (A). (c) Assertion (A) is true but reason (R) is false.
(d) Assertion (A) is false but reason (R) is true.
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