MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Filling of Electrons for Elements

Atomic Number...

Question

Atomic Number of O = 8, Electrons in K shell = 2, Electrons in L shell = 6. Configuration = 2, 6

Open in App

Solution

No. of electrons in O atom = 8
No. of electrons in K shell = 2
No. of electrons in L shell = 6
Configuration = 2 , 6

What is the doubt in this?
Could you mention the question please.

Suggest Corrections

thumbs-up

0

Similar questions

Q. An atom has 2 electrons in K shell, 8 electrons in L shell and 8 electrons in M shell. The number of s electrons present in the element is :

Q. Given, K shell has 2 electrons, L shell has 8 electrons, M shell has 11 electrons, N shell has 2 electrons. The number of electrons present in orbital with

l = 2

A

has 2, 8 and 3 electrons in K, L and M sub-shells respectively. Another atom

B

has 2 and 6 electrons in K and L sub-shells respectively. The formula of the compound formed between

A

B

Q. 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 an atomic number 12. How many electrons will be present in the K, L and M energy shells of its atom?

Q. The ratio of atomic numbers of two elements A and B is 1 : 2. The number of electrons present in the valence shell (3rd) of A is equal to the difference in the number of electrons present in the other two shells. Steps involved in the calculation of ratio of number of electrons present in a penultimate shell to antepenultimate shell of B are given below. Arrange them in the correct sequence.
(a) Calculation of atomic number of B.
(b) Calculation of valence electrons present in A.
(c) Calculation of atomic number of A.
(d) Calculation of number of electrons present in the penultimate shell and antepenultimate shell of B.
(e) Writing electronic configuration of B.

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Filling of Electrons for Elements_Tackle

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Filling of Electrons for Elements

Standard IX Chemistry

Join BYJU'S Learning Program

CrossIcon