RRB GROUP D Chemistry Quiz - 58

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Question 1:

The cell which is used to obtain chlorine gas and metallic sodium when electricity is passed through aqueous solution of sodium chloride is

Galvanic cell

Electrolytic cell

Primary cell

Secondary cell

In electrochemical cell, the direction of current flow-

is opposite to that of proton flow

is same to that of electron flow

from anode to cathode

is opposite to that of electron flow

A potential difference develops between the electrode and the electrolyte is called

Standard electrode potential

Cell potential

Standard cell potential

Electrode potential

Discharge of hot effluents into rivers or lakes

Increased the amount of dissolved oxygen in water

Maintained the amount of dissolved oxygen in water

Decreased the amount of dissolved oxygen in water

First increase and then decrease the level of dissolved oxygen in water.

Match the following-

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

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

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

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