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All About Soap and Saponification

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What is soap made from?

a)

Soap is made from water and sugar.

b)

Soap is made from fats or oils and an alkali.

c)

Soap is made from flour and yeast.

d)

Soap is made from vinegar and salt.

2.

Name one type of soap.

a)

shampoo

b)

dish soap

c)

bar soap

d)

liquid soap

3.

What is the process of making soap called?

a)

Fermentation

b)

Emulsification

c)

Saponification

d)

Distillation

4.

What two main ingredients are needed for saponification?

a)

Fat or oil and strong alkali (sodium hydroxide or potassium hydroxide)

b)

Water and sugar

c)

Alcohol and vinegar

d)

Vinegar and salt

5.

Can you name a use of soap?

a)

Cleaning hands and surfaces.

b)

Making food

c)

Washing clothes

d)

Polishing furniture

6.

What is a common alkali used in soap making?

a)

potassium chloride

b)

calcium carbonate

c)

ammonium sulfate

d)

sodium hydroxide

7.

What type of soap is often used for washing hands?

a)

Shampoo

b)

Bar soap

c)

Liquid hand soap

d)

Dish soap

8.

What happens during the saponification process?

a)

Alkali is used to preserve fats without any reaction.

b)

Oils are heated to produce wax and water.

c)

During saponification, fats or oils react with an alkali to produce soap and glycerol.

d)

Fats are converted into alcohol and carbon dioxide.

9.

What is glycerin and how is it related to soap?

a)

Glycerin is a synthetic compound used to harden soap.

b)

Glycerin is a type of soap ingredient that makes it smell good.

c)

Glycerin is a byproduct of soap production and is used in soap for its moisturizing properties.

d)

Glycerin is a natural preservative that prevents soap from spoiling.

10.

Why is soap important for hygiene?

a)

Soap is harmful and should be avoided for hygiene.

b)

Soap is primarily used for cosmetic purposes.

c)

Soap is only used for washing clothes.

d)

Soap is essential for cleaning and reducing the spread of germs.