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प्रश्न
Consider the following oils :
(I) Mobil oil
(II) Castor oil
(III) Turpentine oil
(IV) Kerosene
(V) Mustard oil
(VI) Coconut oil
Which of these can be used for prepartion of soap?
(a) I, II, III, VI
(b) II, V, VI
(c) II, III, V, VI
(d) II, III, VI
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उत्तर
Castor oil, turpentine oil, mustard oil and coconut oil can be used for the preparation of soap.
Hence, the correct answer is option C.
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संबंधित प्रश्न
In the neighbourhood of your school, hard water required for an experiment is not available. Select from the following group of salts available in your school, a group each member of which, if dissolved in distilled water, will make it hard:
(a) Sodium chloride, calcium chloride
(b) Potassium chloride, sodium chloride
(c) Sodium chloride, magnesium chloride
(d) Calcium chloride, magnesium chloride
State one use of saponification process.
______ is better than soap for washing clothes when the water is hard.
Why is common salt (sodium chloride) added during the preparation of soap?
Which of the two is better for washing clothes when the water is hard: soap or detergent? Give reason for your answer.
How is soap made? Write a word equation involved in soap making.
Describe the structure of a soap molecule with the help of a diagram.
What are detergents chemically? List two merits and two demerits of using detergents for cleansing. State the reason for the suitability of detergents for washing, event in the case of water having calcium and magnesium ions.
Name three chemicals responsible for the surface activity of various detergents.
Soaps were originally made from ______.
