MEDIUM
Earn 100

Which of the following statements is correct about the given Daniel cell?

Question Image

50% studentsanswered this correctly

Important Questions on Electrochemistry

MEDIUM

Some materials are given below:

Question Image

From the given materials, choose the appropriate ones to construct a galvanic cell and draw the diagram of the cell.

(Order of reactivity: Mg>Fe>Cu> Ag)

EASY
In the electrode of the first kind Cl2/Cl-, the electrode material Cl2 is a non-conductor. How can the electron transfer be carried out with the ion Cl-.
MEDIUM

Some materials are given below:

Question Image

Write the chemical equation fo the reaction taking place at the cathode.

EASY
Which of the following statements is/are TRUE for an electrochemical cell ?
MEDIUM

Some materials are given below:

Question Image

Which is the anode of this cell?

MEDIUM
Draw a labelled diagram of Galvanic cell and explain cell reaction.
MEDIUM
What is a salt bridge? Give two functions of salt bridge?
EASY
A galvanic cell transforms the energy released by a spontaneous redox reaction into electrical energy that can be used to perform work. In a galvanic cell, electrons flow from
MEDIUM

Depict the galvanic cell in which the reaction takes place. Further show, which of the electrode is negatively charged.

Zns+2Ag+aqZn2+aq+2Ags.

EASY
The device which convert the energy of combustion of fuels directly into electrical energy is called
HARD
What are galvanic cells? Explain the working of a galvanic cell with a neat sketch taking Daniel cell as example.
HARD

The reaction occurs in which of the given galvanic cell?

12H2( g)+AgCl(s)H+(aq)+Cl-(aq)+Ag(s)

EASY
Draw a well labelled diagram of a voltaic cell.
MEDIUM
In a galvanic cell, the salt bridge
MEDIUM

Represent a cell consisting of Mg2+ | Mg half cell and Ag+ | Ag half cell and write the cell reaction.

(E°Ag=0.799 V, E°Mg=-2.37 V)

EASY
What is salt bridge? Give its two functions.
MEDIUM
What is electrochemical cell? Explain its working with the help of diagram.
EASY

At 298 K, the e.m.f. of the galvanic cell mentioned below is E0=1.1 V

ZnsZn2+10-3MCu2+0.1MCus

EASY
Question Image
ECu2+|Cu0=+0.34 V
EZn2+|Zn0=0.76 V
Identify the incorrect statement from the options below for the above cell: