The Atomic Nucleus - Online Mcqs Test - Physics 12th (Part II) The Atomic Nucleus- Physics XII The Atomic Nucleus Chapter No 19 – Online Mcqs Test (26 Mcqs) 1/27jQuizMe *The mass deficit per nucleon is called:energy of fusion packing fraction energy of fission None of these The Atomic Nucleus Chapter List | Theory | Question Answers | MCQs | Online MCQs