Click to start!
10Click to start!
10Click to start!
10Click to start!
10Soap is a sodium or potassium salt of long-chain fatty acids.
Soap is non-biodegradable.
The process of saponification involves hydrolysis of fat with alkali.
Soap is an efficient cleaner in hard water.
Glycerin is obtained as a filtrate in soap making.
Detergents can be used in hard water without forming scum.
Detergents are biodegradable.
Perfumed soaps are often made from petroleum rather than natural oils.
Detergents do not cause any water or soil pollution.
Sodium lauryl sulphate is an example of a detergent.
Percentage: 0%
Soap is made from:
The process of making soap using fat and alkali is called:
Soap reacts with hard water to form:
Detergents are also called:
Detergents are more soluble in:
Filtrate obtained after making soap contains:
Which of the following is biodegradable?
Why is detergent called a soapless soap?
In which group does sodium stearate lie?
What is the main use of detergents?
The sodium or potassium salts of long-chain fatty acids are called ______.
Raw materials for making soap include ______ fat or vegetable oil, sodium hydroxide, and sodium chloride.
The process of making soap by hydrolysis of fat or oil with alkali is called ______.
Soap produces insoluble ______ with hard water.
Soap is ______ and does not cause chemical pollution.
The filtrate obtained after making soap contains ______.
The filtrate obtained after making soap contains ______.
Some examples of detergents include ______ lauryl sulphate,______ benzene sulphonate,______ pyrophosphate.
Detergents are ______ soluble in hard water than soap.
Detergents are ______-biodegradable and can cause water and soil pollution.