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प्रश्न
Water, coconut oil, and _______ are necessary for soap preparation.
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उत्तर
Water, coconut oil, and animal fat are necessary for soap preparation.
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संबंधित प्रश्न
Explain the formation of scum when hard water is treated with soap.
Which one of the following sets of materials can be used to prepare soap?
(A) Neem oil and calcium hydroxide
(B) Castor oil and sodium hydroxide
(C) Mineral oil and sodium hydroxide
(D) Neem oil and magnesium hydroxide
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
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.
Distinguish between esterification and saponification reactions of organic compounds.
Give a scientific explanation.
Soap forms a precipitate in hard water.
What is the difference between soaps and detergents? State, in brief, the cleansing action of soaps in removing an oily spot from a fabric. Why are soaps not very effective when a fabric is washed in hard water? How is this problem resolved?
We are using ______ to remove strong stains on the clothes.
What are soaps?
What are the similarities between Soap and synthetic detergent.
