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Differentiate Between Toilet Soap and Laundry Soap. - Science and Technology 2

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Question

Differentiate between Toilet soap and Laundry soap.

Distinguish Between

Solution

Toilet Soap Laundry Soap
It has high-quality fats and oils as raw materials. It has low-quality fats and oils as
raw materials.
Expensive perfumes are added to these soaps. Cheap perfumes are added to these
soaps.
To avoid skin injuries, special care is
taken to ensure that there is no free
alkali.
No such care is taken.
Fillers are absent. Fillers are present.
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2014-2015 (March)

RELATED QUESTIONS

List two problems that arise due to the use of detergents instead of soaps.


While preparing soap a small quantity of common salt is generally added to the reaction mixture of vegetable oil and sodium hydroxide. Which one of the following may be the purpose of adding common salt?

(A) To reduce the basic nature of the soap

(B) To make the soap neutral

(C) To enhance the cleansing power of the soap

(D) To favour the precipitation of the soap


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A student requires hard water for an experiment in his laboratory which is not available in the neighbouring area. In the laboratory there are some salts, which when dissolved in distilled water can convert it into hard water. Select from the following groups of salts, a group, each salt of which when dissolved in distilled water will make it hard.
(A) Sodium chloride, Potassium chloride
(B) Sodium sulphate, Potassium sulphate
(C) Sodium sulphate, Calcium sulphate
(D) Calcium sulphate, Calcium chloride


State one advantage of soaps over detergent.

 

Why is soap not suitable for washing clothes when the water is hard?

 

Why have detergents replaced soap as a washing agent?

 

The soap molecule has a ______.


What is a soap?


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Explain why synthetic detergents are superior to soap.


Explain why often coloured spots are formed on clothes during washing.


Water, coconut oil, and _______ are necessary for soap preparation.


Arrange the following statements in correct sequence

  1. Pour that solution into an empty matchbox, soap can be obtained after drying.
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  3. Then add coconut oil drop by drop and stir it well.
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  5. Try this soap to wash your hand kerchief.
  6. Cover your work area with old newspaper.

The soap molecule has a


In the soap micelles


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