MyQuestionIcon

11

You visited us 11 times! Enjoying our articles? Unlock Full Access!

Preparations and Reactions of Sodium Oxide

Superoxides o...

Question

Superoxides of alkali metals act as oxidising agents while normal oxides are basic in nature. The oxide which is paramagnetic in nature due to presence of unpaired electron is :

A

N a_{2} O_{2}

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

B

K O_{2}

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

C

N a_{2} O

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

D

K_{2} O_{2}

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

Open in App

Solution

The correct option is C $K O_{2}$
Here $K O_{2}$ is superoxide and it is paramagnetic in nature.
Superoxides are paramagnetic in nature due to presence of one unpaired electron in antibonding $π^{*} 2 p$ molecular orbital.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion :Superoxides of alkali metals are paramagnetic. Reason: Superoxides contain

O_{2}

ion which has one unpaired electron.

Q. Which of the following statements are correct for alkali metal compounds?
(i) Superoxides are paramagnetic in nature.
(ii) The basic strengths of hydroxides increases down the group.
(iii) The conductivity of chlorides in their aqueous solutions decreases down the group.
(iv) The basic nature of carbonates in aqueous solutions is due to cationic hydrolysis.

Q. In hydrolysis the alkali metal oxides, peroxides and superoxides act as:

Q. In all oxides, peroxides and superoxides, the oxidation state of alkali metals is :

Q. The order in which the following oxides are arranged to decreasing basic nature is

A l_{2} O_{3}

M g O

C u O

N a_{2} O

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Sodium Oxide

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Preparations and Reactions of Sodium Oxide

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon