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Untitled Formative cloned 7/10/2021

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Last updated over 4 years ago
20 questions
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Question 1
1.

The electrical energy released from an electrochemical cell can do useful work.

Question 2
2.

In an electrochemical cell, in the inner circuit current is carried by ions and in the external circuit, current of electrons flows through the metal conductors.

Question 3
3.

In electrochemical cell Oxidation occurs at Cu electrode

Question 4
4.

electrochemical Daniell cell Current flows from zinc electrode to copper electrode

Question 5
5.

In electrochemical series metals below hydrogen are strong reducing agents

Question 6
6.

A scalar quantity is the one that does not vary from one point to another in space

Question 7
7.

in electrochemical cell Electrons flow from anode to cathode

Question 8
8.

emf of cell = oxidation potential of anode + reduction potential of cathode

Question 9
9.

If 96500 coulomb electricity is passed through CuSO4 solution, it will liberate 96500 gm of Cu

Question 10
10.

Fused NaCl on electrolysis gives Sodium on cathode.

Question 11
11.

Is Lead storage battery is secondary cell

Question 12
12.

Faraday’s law of electrolysis is related to Speed of anion

Question 13
13.

in electrolytic cells the electrical energy is used to carry out a spontaneous reaction

Question 14
14.

In electrolytic cell cathode acts as oxidising agent?

Question 15
15.

The unit of equivalent conductivity is ohm cm ?

Question 16
16.

mercury cell has a constant cell potencial throughout its useful life

Question 17
17.

the conductivity of strong elctrolyte increases on dilution slightly.

Question 18
18.

Galvanised iron sheets are coated with carbon

Question 19
19.

The highest electrical conductivity in aqueous solutions is 0.1 M chloro acetic acid

Question 20
20.

If the conductivity and conductance of a solution is same then it cell constant is equal to 0