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Earn 100

Which of the following gas is responsible for the pungent smell so felt when the pack of bleaching powder is opened ?

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Important Questions on Materials

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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents

Which of the following substances cause temporary hardness in water?

 

1. MgHCO32

2. CaHCO32

3. CaCl2

4. MgSO4

Select the correct answer using the code given below.

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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Which of the following cannot act as a bleaching agent?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Litmus paper changes to ______ colour when put in soap water.
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents

Soap solution used for cleaning purpose appears cloudy. This is due to the fact that soap micelles can _____.

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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Chlorine atom and chloride ions ______.
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Which of the following defines bleaching agent?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Bleaching powder is also known as _____.
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
_____ has played an important role in lengthening the life expectancy of humans.
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Benzoyl chloride is used in which of the following industries?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Which of the following is used as a bleaching agent?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
C2H4O2N4 is the chemical formula of which of the following bleaching agent?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on ____________________?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Which of the following act as a bleaching agent only in the presence of moisture?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
_____ is used in the preparation of dyes, perfumes, pharmacueticals and resins.
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Chlorine is a very effective disinfectant that is used to destroy which of the following organisms in public water supplies?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
What is the color of Bleaching powder?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents

Which of the following does not act by chemical reduction in bleaching compounds?

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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
What is the bleaching powder formula?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
What type of agent is bleaching powder?
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Environmental Studies>Environmental Studies>Materials>Soaps, Detergents and Bleaching Agents
Which bleaching agent is present in bleaching powder?