Match List-I with List-II : List-I Applications List-II Batteries/Cell (A) Transistors (I) Anode – Zn\Hg; Cathode – HgO + C (B) Hearing aids (II) Hydrogen fuel cell (C) Invertors (III) Anode – Zn; Cathode – Carbon (D) Apollo space ship (IV) Anode – Pb ; Cathode – Pb | - Pb ∣ PbO 2 Choose the correct answer from the options given below :

( A ) - ( III ) , ( B ) - ( I ) , ( C ) - ( IV ) , ( D ) - ( II )

( A ) - ( III ) , ( B ) - ( II ) , ( C ) - ( IV ) , ( D ) - ( I )

( A ) - ( IV ) , ( B ) - ( III ) , ( C ) - ( II ) , ( D ) - ( I )

( A ) - ( II ) , ( B ) - ( III ) , ( C ) - ( IV ) , ( D ) - ( I )

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 9 - Electrochemistry>Exercise 1>Q 147

EASY

JEE Main

IMPORTANT

Earn 100

The molar conductivity of a weak electrolyte when plotted against the square root of its concentration, which of the following is expected to be observed?

62.24% studentsanswered this correctly

Important Questions on Electrochemistry

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 9 - Electrochemistry>Exercise 1>Q 148

For a

Mg | Mg (aq) | | Ag (aq) | Ag

the correct Nernst Equation is:

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 9 - Electrochemistry>Exercise 1>Q 149

Match List-I with List-II :

	List-I Applications		List-II Batteries/Cell
(A)	Transistors	(I)	Anode – Zn\Hg; Cathode – HgO + C
(B)	Hearing aids	(II)	Hydrogen fuel cell
(C)	Invertors	(III)	Anode – Zn; Cathode – Carbon
(D)	Apollo space ship	(IV)	Anode – Pb ; Cathode – Pb \| $- Pb ∣ {PbO}_{2}$

Choose the correct answer from the options given below :

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 9 - Electrochemistry>Exercise 1>Q 150

$O_{2}$ gas will be evolved as a product of electrolysis of :
(A) an aqueous solution of ${AgNO}_{3}$ using silver electrodes.
(B) an aqueous solution of ${AgNO}_{3}$ using platinum electrodes.
(C) a dilute solution of $H_{2} {SO}_{4}$ using platinum electrodes.
(D) a high concentration solution of $H_{2} {SO}_{4}$ using platinum electrodes.
Choose the correct answer from the options given below :