Punjab 11th Class Chemistry Chapter 5 Atomic Structure Mcqs Test Online
Questions 10
Total Marks 20
Time 10 Mins
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Punjab 11th Class Chemistry Chapter 5 Atomic Structure Mcqs Test Online

Chemistry Chapter 5 Atomic Structure Mcqs Test Online 11th Class Punjab

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Question 1 of 10

Chemistry

1. The energy of an electromagnetic radiation is 3 x 10⁻¹² ergs. What is its wave-length in nano meters?

Question 1 of 10

Question 2 of 10

2. For which species Bohr’s theory does not apply

Question 2 of 10

Question 3 of 10

3. The third line in Blamer series corresponds to an electronic transfer between which Bohr’s orbit in hydrogen.

Question 3 of 10

Question 4 of 10

4. When an electron of charge ‘e’ and mass ‘m’ moves with velocity ‘v’ about the nuclear change Ze in the circular orbit of radius ‘r’, the P.E of electron is given by

Question 4 of 10

Question 5 of 10

5. Which one of the following is not isoelectronic pair

Question 5 of 10

Question 6 of 10

6. Which one of the following statement is not correct?

Question 6 of 10

Question 7 of 10

7. From the discharge tube experiment, it is concluded that

Question 7 of 10

Question 8 of 10

8. Wave mechanical model of the atom depends upon

Question 8 of 10

Question 9 of 10

9. Electronic configuration of species M²⁺ is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁶ and its atomic weight is 56 number of neutrons in the nuclear of species M is

Question 9 of 10

Question 10 of 10

10. Which of following quantum numbers is not obtained from Schrodinger wave equalier?

Question 10 of 10


 

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