12th Class Chemistry Chapter 7 Fundamental Principles of Organic Chemistry Mcqs Test Online Punjab Boards

• <<
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• >>

 

Question 1 of 20

Chemistry

1. Types of structural isomerism are

1.Chain isomerism

2.Position isomerism

3.Functional group isomerism

4.All of them

Question 1 of 20

Question 2 of 20

2. Which of the following is an aromatic compound:

1.Acetone

2.Cyclohexane

3.Propanol

4.Benzene

Question 2 of 20

Question 3 of 20

3. Bonding pairs of electrons in each carbon atom

1.Centrifuge

2.Repel

3.Remain intact

4.Attract

Question 3 of 20

Question 4 of 20

4. Nucleophile is considered as

1.Donator

2.Spectator

3.Mutual share

4.Acceptor

Question 4 of 20

Question 5 of 20

5. The Simplest molecule of Bucky Ball contain carbon atoms:

1.60

2.8

3.100

4.20

Question 5 of 20

Question 6 of 20

6. Select from the following the one, which is alcohol;

1.CH₃ CooH

2.CH₃– CH₂ – OH

3.CH₃– O – CH₃

4.CH₃– CH₂ – Br

Question 6 of 20

Question 7 of 20

7. Two optical isomers are formed from carbon atoms to create bond of

1.2 atoms

2.3 atoms

3.4 atoms

4.1 atom

Question 7 of 20

Question 8 of 20

8. There are few homologous series of compounds. The existence of homologous series is due to:

1.Isomerism

2.Polymerization

3.Functional group

4.Cracking

Question 8 of 20

Question 9 of 20

9. Only one 'benzene ring' is present in compounds of

1.Carboxylic

2.Aryl

3.Ketone

4.Acryl

Question 9 of 20

Question 10 of 20

10. In organic compounds carbon atoms form:

1.Covalent bond

2.None of these

3.Ionic bond

4.Metalic bond

Question 10 of 20

Question 11 of 20

11. Element that is backbone of organic molecules is

1.Hydrogen

2.All of them

3.Oxygen

4.Carbon

Question 11 of 20

Question 12 of 20

12. When AgNO₃ is added to the Lassaignes’ solution which colour is formed for lodine:

1.Violet

2.Blue

3.Green

4.Deep yellow

Question 12 of 20

Question 13 of 20

13. When water vapours are passed over white anhydrous copper sulphate, which colour is formed?

1.White

2.Deep blue

3.Yellow

4.Brown

Question 13 of 20

Question 14 of 20

14. Substances which are basis of human life on earth are

1.Organic compounds

2.Matter

3.Atom

4.Molecules

Question 14 of 20

Question 15 of 20

15. Lassaignes’ solution is prepared in the detection of elements of organic compound. Which metal is used for the reaction with organic compound?

1.Sodium

2.Aluminium

3.Copper

4.Iron

Question 15 of 20

Question 16 of 20

16. Which of the following compound is heterocyclic?

1.Pyrole

2.All of these

3.Pyridine

4.Thiphene

Question 16 of 20

Question 17 of 20

17. The major portion of natural gas is:

1.Methane

2.Poopane

3.Butain

4.Ethabe

Question 17 of 20

Question 18 of 20

18. Relative formula C₃H₆ is of molecule:

1.Propane

2.Ethane

3.Propene

4.Ethene

Question 18 of 20

Question 19 of 20

19. Formation of radicals which attack reactants molecules generate more free radicals. This step is a

1.Elimination step

2.Propagation step

3.Initiation step

4.Termination step

Question 19 of 20

Question 20 of 20

20. If a molecule contains more than one functional group it is known as:

1.Derivative

2.Isomer

3.Heterocyclic

4.Poly functional

Question 20 of 20

 Loading...

 

Other Related test

• Punjab 12th Class Pak Study Chapter 1 Genesis of the Islamic Republic of Pakistan Mcqs Test
• Punjab 11th Class Biology Chapter 4 The Cell Mcqs Test Online
• Punjab 10th Class English Chapter 11 Great Expectations Mcqs Test Online
• Punjab 12th Class Chemistry Chapter 13 Carboxylic Acids Mcqs Test Online
• Punjab 9th Class Chemistry Chapter 6 Solutions Mcqs Test Online
• Punjab 11th Class Physics Chapter 2 Vectors and Equilibrium Mcqs Test Online
• Punjab 10th Class English Chapter 13 Faithfulness Mcqs Test Online
• Punjab 11th Class Math Chapter 5 Partial Fractions Mcqs Test Online
• Punjab 11th Class Math Chapter 8 Mathematical Induction and Binomial Theorem Mcqs Test Online
• Punjab 10th Class Physics Chapter 9 Atomic and Nuclear Physics Mcqs Test Online