This question consists of two statements each, printed as Statement –I and Statement -II. While answering this question you are to choose any one of the following four responses.
Statement-I: nuclei
is more stable then 
Statement-II: Nuclei X is bigger than Y.
Text Solution
Verified by ExpertsB
Statement-1: True
is more stable than
because nuclei with very low mass number (like 4 ) are generally less stable due to higher surface energy effects and lower binding energy per nucleon compared to slightly heavier stable nuclei.
Statement-II: True
Nuclear size depends on mass number
, so:

Hence,
is larger than
.
However, stability is not determined simply by size, but mainly by binding energy per nucleon and nuclear structure. So Statement-II does not correctly explain Statement-I.
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