Chemistry
Nucleus of an atom is composed of :
- Electrons and neutrons
- Protons and neutrons
- Protons, neutrons and electrons
- Electrons and protons
Atomic Structure
21 Likes
Answer
Protons and neutrons
Reason — The nucleus is located at the centre of the atom, it contains protons and neutrons, which account for the total mass of that atom.
Answered By
14 Likes
Related Questions
An atom having 3 protons and 4 neutrons will have a valency of :
- 3
- 7
- 1
- 4
Elements with valency 2 are:
- Always metals
- Always non-metals
- Can be metals or non-metals
- Metalloids (semi metals)
There are 3 electrons in M shell of an atom. Its atomic number is:
- 11
- 13
- 15
- 3
The maximum number of electrons that M shell can occupy is:
- 18
- 8
- 2
- 10