Maharashtra Board Class 12 Solutions for Physics Chapter 15 Structure of Atoms and Nuclei – Download Free PDF with Solution
FAQs on Maharashtra Board Class 12 Solutions for Physics Chapter 15 Structure of Atoms and Nuclei- PDF
1. What is a nucleus of an atom?
The centre of an atom where protons and neutrons reside is called the nucleus of an atom. It contains almost the entire mass of an atom.
2. What is the difference between an atom and its nucleus?
An atom comprises protons, electrons, and neutrons. On the other hand, its nucleus only contains protons and neutrons.
3. Can the nucleus of an atom vary?
The nucleus of an atom can vary in isotopes. The isotopes of an element vary in the number of neutrons present in its nucleus.
4. How do electrons get oriented in their shells?
The energy levels of the electrons decide the respective electronic shells that electrons will occupy.
5. Name an atom that does not have neutrons.
Hydrogen atoms do not contain neutrons. Its isotopes deuterium and tritium contains neutrons.