Synthetic detergents are prepared from
A. Potassium salts of higher fatty-acids
B. Sodium salts of higher fattyacids
C. Hydrocarbons of petroleum
D. Glycerides
Answer: Option C
Solution(By Examveda Team)
Synthetic detergents are prepared from hydrocarbons of petroleum. They are sodium salts of a long chain benzene sulphonic acids or sodium salts of long chain alkyl hydrogen sulphates. Calcium and magnesium salts of detergents are soluble in water. Therefore cleansing action of detergents remain unaffected in hard water.Related Questions on Chemistry
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B. Fire in coal mines
C. Dry farming
D. Monsoon
E. Trade winds
The nucleus of an atom consists of
A. electrons and neutrons
B. electrons and protons
C. protons and neutrons
D. All of the above
The number of moles of solute present in 1 kg of a solvent is called its
A. molality
B. molarity
C. normality
D. formality
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