Briefly explain the discovery of neutrons and how can it be demonstrated ?
Which of the following pairs is an isobar
What is the nucleus of an atom ?
The radius of a nucleus of a mass number $A$ is directly proportional to
Assertion : The binding energy per nucleon, for nuclei with atomic mass number $A > 100$, decreases with $A$.
Reason : The nuclear forces are weak for heavier nuclei.