Basics of Electrochemistry

Electrochemistry deals with the interrelationship between ---------- energy and chemical energy.

• mechanical

• electrical

• kinetic

• potential

In metallic conductors, electrical conductivity is due to the movement of ---------

• metals

• protons

• neutrons

• electrons

In electrolytic conductors, electrical conductivity is due to the movement of ------------.

• ions

• electrons

• metals

• protons

In strong electrolytes, --------------- % dissociation of ions takesplace.

• 50

• 70

• 80

• 100

In weak electrolytes, ------------- dissociation of ions takesplace.

• partial

• complete

• half

• 25%

In half cell, metal is dipped in to a solution of its -------- salt

• common

• rock salt

• Mohr's

• own

-------------- cell converts electrical energy in to chemical energy.

• Voltaic

• Galvanic

• Electrolytic

• Electrochemical

----------cell converts chemical energy in to electrical energy.

• Electrolytic

• Electrochemical

• primary

• Secondary

An example of primary cell is -------------.

• Lead acid

• Ni-CAD

• Lithium

• Eveready

In home UPS and in all transportation vehicles, ---------------- battery is used.

• primary

• Lead acid

• Ni-CAD

• Lithium ion