General Knowledge Quiz 519


General Knowledge

Iron rusts in the presence of
(a) Oxygen
(b) Moisture
(c) Vacuum
(d) Oxygen and Moisture

Answer:

The degree of dissociation of an electrolyte depends on
(a) Dilution
(b) Impurities
(c) Atmospheric pressure
(d) Method of dissolution

Answer:

The art of electroplating was given by
(a) Brugan
(b) Thomas Grahan
(c) Edison
(d) Faraday

Answer:

The cleaning action of soap and detergent in water is due to the formation of
(a) Salt
(b) Base
(c) Acid
(d) Micelle

Answer:

Which of the following does not contain a hydrophobic structure
(a) Glycogen
(b) Linseed oil
(c) Rubber
(d) Lanolin

Answer:

Which one is an emulsifier?
(a) Oil
(b) Linseed oil
(c) Soap
(d) Water

Answer:

Reduction of oxide with carbon at high temperature is called
(a) Roasting
(b) Calcination
(c) Smelting
(d) None of these

Answer:

The main element of pitch blende ore is
(a) Mg
(b) Th
(c) U
(d) Ce

Answer:

Cyanide process is used in the extraction of
(a) Zn
(b) Ag
(c) Cu
(d) Al

Answer:

Cadmium is almost found in the or of
(a) Zinc
(b) Aluminium
(c) Gold
(d) Silver

Answer:

1 comments so far

Dear Praful...I really liked your Idea...why don't you use www.sllearning.com for organizing quizzes..I can offer you a free service t certain extent...