Related Questions

Bleaching action of bleaching powder is due to its __________ properties.
A Reducing
B Oxidising
C Disinfecting
D None of these
Which one of the following is commonly used for pulp bleaching in the paper industry?
A Mild sulphuric acid
B Glucose isomerase
C peroxide
D Iodine and water
Bleaching of paper pulp is done with
A Activated clay
B Bromine
C Chlorine or chlorine dioxide
D Magnesium sulphite
The most economical pulp for the production of newsprint would be the __________ pulp.
A Groundwood
B Sulphate
C Sulphite
D Semichemical
The most commonly used bleaching agent is
A alcohol
B carbon dioxide
C chlorine
D sodium chlorine
Most commonly used bleaching agent is
A Sodium chloride
B Alcohol
C Carbon dioxide
D Chlorine
Hydrogen peroxide _____ as a bleaching agent because it effectively whitens a variety of fibres abd surfaces.
A used
B is used
C is using
D that it use
Chlorine acts as a bleaching agent only in the presence of
A Dry air
B Pure oxygen
C Moisture
D Sunlight
Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc?
A Sodium silicate
B Sodium borate
C Sodium tripolyphosphate (STPP)
D Caustic soda
A point on a connecting link (excluding end points) of a double slider crank mechanism traces a
A Straight line path
B Hyperbolic path
C Parabolic path
D Elliptical path

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