Advertisements
Advertisements
प्रश्न
- Write the formula and draw electron dot structure of carbon tetrachloride.
- What is saponification? Write the reaction involved in this process.
उत्तर
- The formula for carbon tetrachloride is CCl4.
- When an ester is treated with an alkali, it gives alcohol and sodium ethanoate (sodium salt of carboxylic acid).
\[\ce{CH3COOC2H5 \overset{NaOH}{->}C2H5OH + CH3COONa}\]
This reaction is known as saponification because it is used in the preparation of soap.
APPEARS IN
संबंधित प्रश्न
Both soap and detergent are some type of salts. What is the difference between them?
List two problems that arise due to the use of detergents instead of soaps.
Explain the formation of scum when hard water is treated with soap.
State one use of esterfication process.
While studying the saponification reaction, what do you observe when you mix an equal amount of colourless vegetable oil and 20% aqueous solution of NaOH in a beaker?
(A) The colour of the mixture has become dark brown
(B) A brisk effervescence is taking place in the beaker
(C) The outer surface of the beaker has become hot
(D) The outer surface of the beaker has become cold
Use of synthetic detergents causes pollution of water.
Soap is a salt of ______ and sodium hydroxide.
The saponification of a fat or oil is done using _____ solution for hot process.
______ to remove strong strains on the clothes.
______ molecules go and join with dirt and oil in the cloth.
