Advertisements
Advertisements
Question
Give a reason for the following:
The shells surrounding the nucleus of an atom are also called ‘energy levels’.
Advertisements
Solution
Shells are called energy levels since while revolving in a shell an electron possesses a certain amount of energy.
APPEARS IN
RELATED QUESTIONS
Write the distribution of electrons in carbon and sodium atoms?
What is the maximum number of electrons which can be accommodated in the L shell of an atom?
What is the maximum number of electrons an M shell of the atom can accommodate?
What do you understand by the term "electronic configuration" of an element? Write down the electronic configuration of oxygen (At. No. = 8).
An element has atomic number 13 and an atomic mass of 27.
(a) How many electrons are there in each atom of the element ?
(b) How are these electrons distributed in the various energy levels ?
What are ‘energy levels’?
The following element is given \[\ce{_9W}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
Select the correct answer from the answer in the bracket to complete the sentence.
The maximum number of electrons in M-shell is _______.
The correct electronic configuration of potassium is ______.
Atomic numbers of A and B are 18 and 19 respectively. What is the electronic configuration of A and B?
