Atomic Structure – Online MCQs – Physics 10th

1. If Z = 6, the atom will be of:

2. Which one of them are physical properties?

3. An atom usually has:

4. The atomic number (Z) of nitrogen is:

5. In magnitude, a proton has:

6. Electron has a:

7. Consider the species ₁₇Cl³⁵ and ₁₇Cl³⁷ These species have:

8. The relative mass of an electron is:

9. A nucleus is represented symbolically by:

10. Many essential properties of an isotope depend on its:

11. The mass of a neutron is:

12. If an element B has five protons and six neutrons, what will be the symbol of element B?

13. Atomic mass of an element is equal to:

14. Isotopes of an element have:

15. Atomic mass (A) of deuterium is:

16. The number of neutron(s) in Protium is:

17. The symbol denotes the proton number is:

18. The nucleus contains the neutrons and the protons bound tightly together by the nuclear forces, known as:

19. ₁²H and ₁³H are :

20. It distinguishes one element from another.