Related Questions

Bleaching action of bleaching powder is due to its __________ properties.
A Reducing
B Oxidising
C Disinfecting
D None of these
In a sample of 50 people, 19 had type O blood, 22 had type A blood, 7 had type B blood and 2 had type AB blood. If a person is selected randomly, find the probability that the person has neither type A nor type O blood?
A 15/25
B 31/50
C 11/25
D 9/50
In a group of 52 persons , 16 drink tea but not coffee and 33 drink tea. How many drink coffee but not tea?
A 3
B 7
C 19
D 17
Which of the following is used to remove rust stains on cloth?
A Kerosene
B Lime
C Oxalic acid solution
D Petrol
Which of the following is used to remove ink and rust stains on cloth?
A Oxalic acid
B Alcohol
C Ether
D Kerosene oil
Which one of the following organic compound is used to remove stains of iron compounds?
A Oxalic acid
B Benzoic acid
C Phthalic acid
D Cinnamic acid
Myocobacterium tuberculosis is identified by following stains
A Acid fast stain
B Zeihl Neelson stain
C Gram stain
D H & E stain
E PAS stain
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
Chlorine acts as a bleaching agent only in the presence of
A Dry air
B Pure oxygen
C Moisture
D Sunlight

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