CameraIcon

SearchIcon

MyQuestionIcon

4

You visited us 4 times! Enjoying our articles? Unlock Full Access!

Factors Affecting Electrolysis

Which of the ...

Question

Which of the following species will be preferentially discharged at cathode?

A

Lithium ion

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

B

Water

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

C

Copper ion

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

D

Sodium ion

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

Open in App

Solution

The correct option is C Copper ion
Copper ion

Suggest Corrections

thumbs-up

0

Similar questions

Q. According to preferential discharge theory, out of number of ions the one which requires ___________ energy will be liberated ________ at a given electrode.

Assertion: Ions of elements which occur at lower positions at electrochemical series are discharged first from a solution.

Reason: According to the preferential discharge theory, out of a number of ions, the one which requires least energy will be liberated first at a given substance.

Q. State the factors that influence the preferential discharge of ions at the electrodes.

Q. A solution contains magnesium ions (

{M g}^{2 +}

), iron (II) ions (

{F e}^{2 +}

) and copper ions (

{C u}^{2 +}

). On passing an electric current through this solution, which ions will be the first to be discharged at the cathode?

Q. The preferential discharge theory explains the __________.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Electrolysis and Electrolytic Cell

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Factors Affecting Electrolysis

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon