CameraIcon

SearchIcon

MyQuestionIcon

2

You visited us 2 times! Enjoying our articles? Unlock Full Access!

Preparation of Hydrogen

F2 oxidises ...

Question

$F_{2}$ oxidises $K H S O_{4}$ to $K_{2} S_{2} O_{8}$ . The change in oxidation state of $S$ from reactant to product is ___________.

A

2 units

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

B

4 units

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

C

no change

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

D

one unit

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

Open in App

Solution

The correct option is C one unit
$2 K H S O_{4} + F_{2} \to K_{2} S_{2} O_{8} + 2 H F$
Oxidation state of $S$ in $K H S O_{4}$ is $6 +$ and in $K_{2} S_{2} O_{8}$ is $7 +$ .

Suggest Corrections

thumbs-up

0

Similar questions

Q. One mole of iron [

55.8

gm], when oxidised to

+ 2

oxidation states gives up:

Q. When benzaldehyde is oxidised to give benzoic acid then the oxidation state of carbon of aldehydic group is changed from:

Q. In the preparation of copper sulfate from copper,oxidation state of oxidising agent changes from:

Q. In S and P-block elements the oxidation state changes by 2 units. But in transition elements, it changes by 1 unit of 1. Explain.

Q. Assertion :In the reaction between potassium permanganate and potassium iodide, potassium permanganate act as oxidising agent. Reason: Oxidation state of manganese changes from

+ 2

+ 7

during the reaction.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Dihydrogen - Preparation Methods; Physical and Chemical Properties; Uses

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Preparation of Hydrogen

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon