b. Extra nuclear part:
Answers
Answered by
3
Answer:
This part is called the nucleus and all
Answered by
1
Answer:
A proton is positively charged, and an electron carries an equal but opposite negative charge. For an atom to be electrically neutral, it must contain the same number of extranuclear electrons as there are protons in the nucleus. Hence, the number of electrons in a neutral atom of atomic number Z is also Z.
Similar questions