Molar conductivity increases with dilution. Is the above statement true? Justify your answer 

Define specific conductance. 

Write a note on sacrificial protection.

Define electrochemical equivalent.
 

What is single electrode potential?
 

A copper electrode is dipped in 0.1 M copper sulphate solution at 25°C. Calculate the electrode potential of copper.
[Given : \({ E }_{ Cu^{ 2+ }|Cu }\) = 0.34]

How much amount of a substance is deposited by 1 coulomb? What is it called?

Why is anode in galvanic cell considered to be negative and cathode positive electrode?

Describe the construction of Daniel cell. Write the cell reaction.

What is a fuel cell?
 

Calculate the standard emf of the cell: Cd|Cd²⁺||Cu²⁺|Cu and determine the cell reaction. The standard reduction potentials of Cu²⁺| Cu and Cd²⁺| Cd are 0.34V and -0.40 volts respectively. Predict the feasibility of the cell reaction.

Give the expression that relates molar conductivity and degree of dissociation.

What are the two types of batteries?

State Kohlrausch Law. How is it useful to determine the molar conductivity of weak electrolyte at infinite dilution?

Write the anode, cathode and electrolyte of lead storage battery.

Give examples of primary cells. 

Two metals M₁ and M₂ have reduction potential values of -xV and +y V respectively. Which will liberate H₂ and H₂SO₄?

What is the anode, cathode and electrolyte of a mercury button cell?

The conductivity of a 0.01 M solution of a 1:1 weak electrolyte at 298 K is 1.5 x 10^-4 S cm^-1.
i)   molar conductivity of the solution
ii)  degree of dissociation and the dissociation constant of the weak electrolyte
Given that
\({ \lambda }_{ cation }^{ \circ }\) = 248.2Scm2mol^-1
 \({ \lambda }_{ anion }^{ \circ }\)= 51.8 S cm² mol^-1

Can Fe³⁺ oxidises Bromide to bromine under standard conditions?
Given :\({ E° }_{ { Fe }^{ 3+ }|{ Fe }^{ 2+ } }\)    =0.771
\({ E° }_{ { { Br }_{ 2 } }|{ Br }^{ - } }\) = 1.09V

What are the factors on which cell potential depends?

Explain how iron is protected from corrosion by coating with magnesium.
 

What type of cell is a Daniel cell?
 

What is a electro chemical cell? 

Define electrolysis.

On dilution of 0.1 M of Na₂SO₄, what will happen to its 

(a) Conductance (C)
(b) Conductivity k
(c) Molar conductance \({ \Lambda }_{ m }\)
(d) Equivalent conductance \({ \Lambda }\)

Give the empirical relationship between molar conductance and concentration of the electrolyte.

Define resistance. Give its mathematical expression.

On what does the emf of a lead storage battery depend?

Define conductance. Give its unit.

What is meant by limiting molar conductivity?

What are primary cells?

Define anode and cathode.

Higher the standard reduction potential lesser is corrosion. Give reason.
 

What is corrosion?
 

A current of 1.608A is passed through 250 mL of 0.5 M solution of copper sulphate for 50 minutes. Calculate the strength of Cu²⁺ after electrolysis assuming volume to be constant and the current efficiency is 100%.

How are specific and equivalent conductances related?

Why is AC current used instead of DC in measuring the electrolytic conductance?

Explain the function of a salt bridge in an electrochemic.al cell.

For a uni - univalent electrolyte, write the Debye - Huckel Onsagar equation.

Write an account on cell terminology. 

Derive a relationship between dissociation constant K_a and molar conductivity \({ \Lambda }_{ m }\).

1. How will you calculate solubility product of AgCl which is a sparingly soluble salt?

2. Explain SHE as a reference electrode. 

Write the electrochemical mechanism of corrosion.