question number 15 please tell past
Attachments:
Answers
Answered by
0
Ans 15
a) Because electrons revolving in a shell are associated with certain fixed amount of energy. To jump to the next energy level electrons need to certain fixed energy & when it comes down it releases certain energy.
Thus shells are called or known as energy levels or shells.
a) Because electrons revolving in a shell are associated with certain fixed amount of energy. To jump to the next energy level electrons need to certain fixed energy & when it comes down it releases certain energy.
Thus shells are called or known as energy levels or shells.
Attachments:
Answered by
0
they are called energy shells because electron revolve around the nucleus in a certain circular paths .Shells name are K L M N .M shell contain 18 electrons
Similar questions