What are the characteristics of a nucleus of an Atom
1.it contain the protons and neutrons
2.it is positively charged
3. an atom cannot exist without nucleus
4. smaller the atom the higher energy it has to attract electrons
5.it is very small compared to the size of atom
2.it is positively charged
3. an atom cannot exist without nucleus
4. smaller the atom the higher energy it has to attract electrons
5.it is very small compared to the size of atom