Galvanic or Voltaic Cells

IMPORTANT

Galvanic or Voltaic Cells: Overview

This topic covers concepts, such as, Voltaic Cell or Galvanic Cell,Salt Bridge,Applications of a Salt Bridge etc.

Important Questions on Galvanic or Voltaic Cells

HARD
IMPORTANT

The reaction occurs in which of the given galvanic cell?

12H2( g)+AgCl(s)H+(aq)+Cl-(aq)+Ag(s)

MEDIUM
IMPORTANT

Which one of the following statements is TRUE for the galvanic cell?

MEDIUM
IMPORTANT

Consider the following equation for an electrochemical cell reaction. Which of the following changes in condition will increase the cell voltage? H2g+PbCl2sPbs+2HClaq
(I) Dissolve concentrated HClO4 in the cell solution
(II) Increase the pressure of H2g
(III) Increase the amount of Pbs

HARD
IMPORTANT

The no. of cells which may be constructed with different ECell° values for the reaction: Fe+2Fe3+3Fe2+

MEDIUM
IMPORTANT

A hypothetical electrochemical cell is A/A+x MB+y M/B. The emf measured is +0.20 V. The cell reaction is 

EASY
IMPORTANT

Explain the working of the Daniell cell when an external voltage is applied.

Electrochemical Cells: The Daniell Cell - dummies

 

EASY
IMPORTANT

How do you represent a cell?

EASY
IMPORTANT

Explain the working of Daniel cell with a neat diagram.

MEDIUM
IMPORTANT

What are galvanic cells? Explain the construction and working of galvanic cell with an example?

EASY
IMPORTANT

The device which convert the energy of combustion of fuels directly into electrical energy is called

EASY
IMPORTANT

Which of the following is incorrect regarding salt bridge solution?

EASY
IMPORTANT

KCl is used as an electrolyte in salt bridge because

EASY
IMPORTANT

Which of the following is true about salt bridge?

EASY
IMPORTANT

Choose the correct statement for galvanic cell

MEDIUM
IMPORTANT

In writing a cell reaction anode half cell reaction is written first.

MEDIUM
IMPORTANT

While wriring a cell reaction, the phase of each chemical species is not shown in parentheses.

MEDIUM
IMPORTANT

What are the rules for writing a cell reaction?

EASY
IMPORTANT

Stannum electrode is an example of redox electrode.

EASY
IMPORTANT

Redox electrodes are classified as laboratory electrodes, submersible electrodes and _____

EASY
IMPORTANT

The life span of redox electrodes is 2 to 3 years