Punjab 12th Class Chemistry Chapter 15 Common Chemistry Industries in Pakistan Mcqs Test Online

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Question 1 of 20

Chemistry

1. Which of the following is not a raw material for nail polish?

1.Nitrocellulose

2.Pearl

3.Resorcinol

4.Castor oil

Question 1 of 20

Question 2 of 20

2. Metallic fiber is used for:

1.Clothes

2.Carpets

3.None of these

4.Fish nets

Question 2 of 20

Question 3 of 20

3. A chemical compounds which is meant to stick things together:

1.Nail polish

2.Adhesives

3.Hair dye

4.Lipstick

Question 3 of 20

Question 4 of 20

4. The branch of chemistry which applies physical and chemical procedures towards the transformation of natural raw material and their derivatives to products is called:

1.Physical chemistry

2.Classical chemistry

3.Industrial chemistry

4.Both b and c

Question 4 of 20

Question 5 of 20

5. Aerosoles and lotions are used as:

1.Herbicides

2.Repellent

3.A and C

4.Fungicides

Question 5 of 20

Question 6 of 20

6. Which is an organic liquid that is colourless, flammable and miscible with water and nearly all other organic liquids is:

1.Ethyl alcohol

2.Ethyl acelate

3.Acetone

4.Adipic acid

Question 6 of 20

Question 7 of 20

7. How many classes of polymers?

1.Four

2.Three

3.Two

4.One

Question 7 of 20

Question 8 of 20

8. Which dye is used in boot polish:

1.Azo dye

2.Congo red

3.Bismarck Brown

4.Methyl orange

Question 8 of 20

Question 9 of 20

9. Nylon is a polymer obtained by:

1.None

2.Addition polymerization

3.Homopolymer

4.Condensation polymerization

Question 9 of 20

Question 10 of 20

10. Which of following adhesives are also known as bio adhesives?

1.Synthetic adhesives

2.Hot glue

3.Natural adhesives

4.Drying adhesives

Question 10 of 20

Question 11 of 20

11. Nail Polish remover base commonly contains a mixture of two organic solvents as:

1.Ethyl acetate and CS₂

2.None of these

3.Benzene and acetone

4.Acetone and ethyl acetate

Question 11 of 20

Question 12 of 20

12. In early ages hair dyes were made from:

1.Plants

2.Both a and c

3.Metallic compounds

4.Animals

Question 12 of 20

Question 13 of 20

13. Which is one of the oldest known beauty preparations and was used by ancient cultures:

1.Bleaching

2.All of these

3.Hair dye

4.Nail polishing

Question 13 of 20

Question 14 of 20

14. A polymer which becomes hard on heating is:

1.None

2.Thermoplastic

3.Addition

4.Thermosetting

Question 14 of 20

Question 15 of 20

15. Which is used as nail polish remover:

1.Acetone

2.Ethyl acetate

3.Both a and b

4.Ethyl alcohol

Question 15 of 20

Question 16 of 20

16. Petrochemicals are classified into how many classes?

1.Two

2.One

3.Four

4.Three

Question 16 of 20

Question 17 of 20

17. Miticides are used to control:

1.Mice and bats

2.Fungi

3.Unwanted plants

4.Ticks and mites

Question 17 of 20

Question 18 of 20

18. Glass fiber is used for:

1.Reinforcement

2.Insulation

3.Automotives

4.All of these

Question 18 of 20

Question 19 of 20

19. Polymers which are prepared from more than one kind of monomer are:

1.Addition polymer

2.Copolymer

3.None

4.Homopolymer

Question 19 of 20

Question 20 of 20

20. Ethyl acelate is belong to the group of organic molecules called as:

1.Alcohols

2.Esters

3.Hair

4.None

Question 20 of 20

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