Related Questions

Bleaching action of bleaching powder is due to its __________ properties.
A Reducing
B Oxidising
C Disinfecting
D None of these
The percentage of chlorine in fresh bleaching powder is about
A 10 to 15
B 20 to 25
C 30 to 35
D 40 to 50
Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on
A Slaked lime
B Soda lime
C Calcium perchlorate
D None of these
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
The most commonly used bleaching agent is
A alcohol
B carbon dioxide
C chlorine
D sodium chlorine
The end bleaching agent used to move last traces of colour bodies from the pulp is
A Chlorine dioxide (ClO2)
B MgO
C SO2 gas
D Mercaptans
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
Most commonly used bleaching agent is
A Sodium chloride
B Alcohol
C Carbon dioxide
D Chlorine
Glycol added to petrol acts as a/an __________ agent.
A Anti-knocking
B Anti-icing
C Anti-gum forming
D Dewaxing
Which of the following predominantly acts as the agent of chemical erosion of soil?
A Glacier
B Seawave
C Underground water
D Wind

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