Punjab 9th Class Chemistry Model Paper 3 Mcqs Test Online

Question 1 of 36

Chemistry

1. Elements in second period are:

Atomic Quality

None of these

Atomic Number

Atomic Mass

Question 1 of 36

Question 2 of 36

2. The electronegativity of fluorine is:

2.1

3.5

4.0

3.0

Question 2 of 36

Question 3 of 36

3. Electronegativity of oxygen is:

3.4

3.1

3.3

3.2

Question 3 of 36

Question 4 of 36

4. Elements in second period are:

Question 4 of 36

Question 5 of 36

5. The number of groups in periodic table is:

Question 5 of 36

Question 6 of 36

6. 4th and 5th periods of long form of periodic table are called:

Very long Periods

Normal Periods

Long Periods

Short Periods

Question 6 of 36

Question 7 of 36

7. Electronic configuration of sulphur is:

2S² 2S⁴ 2P⁶ 3S² 3P²

2S² 2S⁵ 2P⁴ 3S² 3P²

2S² 2S⁶ 2P³ 3S² 3P²

2S² 2S³ 2P⁶ 3S² 3P²

Question 7 of 36

Question 8 of 36

8. Electronegativity of fluorine is:

Question 8 of 36

Question 9 of 36

9. The electronegativity of carbon is:

2.6

2.0

1.0

4.0

Question 9 of 36

Question 10 of 36

10. Fourth period contains no. of elements:

Question 10 of 36

Question 11 of 36

11. The atomic number of fluorine is:

Question 11 of 36

Question 12 of 36

12. Modern periodic law is presented by:

Medeleev

Dobereiner

H. Moseley

Newlands

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Question 13 of 36

13. Who discovered atomic number?

Gold Stein

Mendleeve

H-Mozle

Newland

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Question 14 of 36

14. The range of atomic number of 3rd period in periodic tale is:

19 to 36

1 to 2

3 to 10

11 to 18

Question 14 of 36

Question 15 of 36

15. In which block, elements of groups 17 are present:

Question 15 of 36

Question 16 of 36

16. Which one of the following halogen has highest electron negativity?

Chlorine

Fluorine

Bromine

Iodine

Question 16 of 36

Question 17 of 36

17. Belongs to group 17th:

Halogens

None of these

Alkali Metals

Nobel gases

Question 17 of 36

Question 18 of 36

18. Long form of periodic table is constructed on the basic of:

Atomic Mass

Merdleeve Postulate

Mass Number

Atomic Number

Question 18 of 36

Question 19 of 36

19. Medleev Periodic table was based on:

Atomic Mass

Atomic Number

Completion of a Sub shell

Electronic configuration

Question 19 of 36

Question 20 of 36

20. The horizontal lines are called:

Atomic Mass

Atomic Number

Periods

Groups

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Question 21 of 36

21. Elements of d-block are called:

Alkali Metals

Transition Metals

Both A and B

Alkaline earth Metals

Question 21 of 36

Question 22 of 36

22. Electronic configuration of (Cu) Ion is:

1S², 2S², 2P⁶, 3S² 2P³

1S², 2S², 2P⁶, 3S² 2P⁵

1S², 2S², 2P⁶, 3S² 2P⁴

1S², 2S², 2P², 3S² 2P⁶

Question 22 of 36

Question 23 of 36

23. Which nobel gas does not possess 8 electros in their valence Shell?

Question 23 of 36

Question 24 of 36

24. Elements of one group are called:

Block

Family

Species

Period

Question 24 of 36

Question 25 of 36

25. The first period consist of:

Two elements

Three elements

Four elements

Five elements

Question 25 of 36

Question 26 of 36

26. Nuclei of two attached atoms half of distance is called:

Atomic Diameter

Atomic circumferential

Atomic Radius

Atomic diagonal

Question 26 of 36

Question 27 of 36

27. Which period is incomplete?

5th

7th

6th

4th

Question 27 of 36

Question 28 of 36

28. Electronic configuration of Potassium is:

(Ne)3S¹

2S¹

(Kr)4S¹

(A1⁻)4S¹

Question 28 of 36

Question 29 of 36

29. Electronic configuration of Nitrogen is:

1S²,2S²,2P⁵

1S²,2S²,2P²

1S²,2S²,2P³

1S²,2S²,2P⁴

Question 29 of 36

Question 30 of 36

30. The amount of energy given out when an electron is added to an atom is called:

Electron Affinity

Electronegativity

Lattice Energy

Ionization

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Question 31 of 36

31. 1st Period has elements:

Question 31 of 36

Question 32 of 36

32. The electronegativity of nitrogen is:

Question 32 of 36

Question 33 of 36

33. The vertical columns in the periodic table are called:

Atomic Mass

Groups

Periods

Atomic Number

Question 33 of 36

Question 34 of 36

34. The general electronic configuration of Nobel gases is:

nS²nP⁵

nS²nP⁴

nS²nP³

nS²nP⁶

Question 34 of 36

Question 35 of 36

35. Transition elements are:

All Nonmetals

All Metallaids

All Metals

All Gases

Question 35 of 36

Question 36 of 36

36. Transition elements are:

All Metals

All Nonmetals

All Gases

All Metalloids

Question 36 of 36

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