Advertisements
Advertisements
Question
The correct electronic configuration of a chloride ion is :
Options
2, 8
2, 8, 4
2, 8, 8
2, 8, 7
Advertisements
Solution
2, 8, 8
Chloride ion, Cl– has 18 electrons; so, its electronic configuration is 2, 8, 8.
APPEARS IN
RELATED QUESTIONS
Which shell of an atom can accommodate a maximum of :
(a) 8 electrons ?
(b) 32 electrons ?
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 ?
Which of the following is the correct electronic configuration of sodium?
An atom X has 2, 8, 7 electrons in its shell. It combines with Y having 1 electron in its outermost shell.
What type of bond will be formed between X and Y?
What is meant by the term orbits
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 _______.
Give a reason for the following:
The shells surrounding the nucleus of an atom are also called ‘energy levels’.
Name an element which has the same number of electrons in its first and second shell.
The maximum No. of electrons that can be accommodated in the M shell is ______.
