CameraIcon

SearchIcon

MyQuestionIcon

1

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

Halogens

An element ha...

Question

An element having electronic configuration 2, 8, 7 will belong to _ and _ of modern periodic table.

A

3rd group, 7th period

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

17th group, 2nd period

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

7th group, 3rd period

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

17th group, 3rd period

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D 17th group, 3rd period

Suggest Corrections

thumbs-up

4

Similar questions

Q. An element having electronic configuration 2, 8, 7 will belong to _____ and _____ of modern periodic table.

Q. An element in the periodic table has the electronic configuration of 2, 8, 7. Which of the following family does the element belong to?

(a) State modern periodic law.

(b) How does the electronic configuration of the atom of an element relate to its position in the modern periodic table?

(c) How could the modern periodic law remove various anomalies of Mendeleev’s periodic table? Explain with examples.

(d) Is it possible to have an element having atomic number 1.5 placed between hydrogen and helium?

(e) Name the scientist who prepared the modern periodic table.

Q. (a) What were the two major shortcomings of Mendeleev's periodic table? How have these been removed in the modern periodic table?
(b) Two elements X and Y have atomic numbers 12 and 16 respectively. Write the electronic configuration for these elements. To which period of the modern periodic table do these two elements belong? What type of bond will be formed between them and why?
(c) To which groups of the modern periodic table do the elements X and Y belong? Give reason for your answer.
(d) What could the elements X and Y be? Write their names and symbols.

Q. An element belongs to group

15

and third period of the Periodic Table. Its electronic configuration will be :

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Halogens & Alkali Metals

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard IX Chemistry

Join BYJU'S Learning Program

CrossIcon