MyQuestionIcon

1

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

Valency and Oxidation State

State whether...

Question

State whether the following conversions are oxidation or reduction?
$P b O_{2} + {S O}_{2} \to P b {S O}_{4}$

Open in App

Solution

When there is increase in oxidation state, the compound is said to undergo oxidation.
When there is decrease in oxidation state, the compound undergoes reduction.
$P b O_{2}$ -reduction
$S O_{2}$ -oxidation

Suggest Corrections

thumbs-up

0

Similar questions

Q. Name the type of following chemical reaction.

P b O_{2} + S O_{2} \to P b S O_{4}

Q. Indicate whether the following conversions represent an oxidation, a reduction or none (neither oxidation nor reduction).
(i)

H C l O_{3}

H C l O_{4}

{N H}_{4}^{+}

N H_{3}

N O_{2}

N_{2} O_{4}

H S O_{3}^{-}

S O_{4}^{2 -}

H_{2} O_{2}

H_{2} O

Q. The electrode reactions for charging of a lead battery are:

P b S O_{4} + 2 e \to P b + S O_{4}^{2 -}

P b S O_{4} + 2 H_{2} O \to P b O_{2} + S O_{4}^{2 -} + 4 H + 2 e

The electrolyte in the battery is an aqueous solution of

H_{2} 3 O_{4}

. After this battery has been charged:

State whether given statement is true or false:

Given reaction is for preparing

S O_{2}

such that the oxidation state of sulphur is not effected.

S + O_{2} ⟶ S O_{2}

Q. State the following is oxidation reaction or reduction reaction:

S n^{4 +} + 2 e^{-} \to S n^{2 +}

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Oxidation Number and State

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Valency and Oxidation State

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon