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Class 11th Chemistry || Menu
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Discovery of Sub-Atomic Particles Quizz

1. Which one of the following statements applies to atoms which are isotopes of the same element?
 
 
 
 

Question 1 of 20

2. An atom of the most common isotope of platinum, 1 has the following combination of protons, neutrons, and electrons.
 
 
 
 

Question 2 of 20

3. The nucleus of an atom of 2 contains:
 
 
 
 

Question 3 of 20

4. The atoms of different isotopes of same element differ from each other in the number of
 
 
 
 

Question 4 of 20

5. Which statement is correct?
 
 
 
 

Question 5 of 20

6. The radius of the nucleus of an atom is approximately:
 
 
 
 

Question 6 of 20

7. 1 contains
 
 
 
 

Question 7 of 20

8. 2 differ from each in respect of ?
 
 
 
 

Question 8 of 20

9. Thomson’s plum pudding model explained:
 
 
 
 

Question 9 of 20

10. In which pair is the two species Isoelectronic?
 
 
 
 

Question 10 of 20

11. Which pair of species has the same number of electrons?
 
 
 
 

Question 11 of 20

12. The smallest particle of an element which can take part in chemical reactions and may or may not exist independently is the
 
 
 
 

Question 12 of 20

13. The charge on electron was determined by
 
 
 
 

Question 13 of 20

14. The ratio of e/m for cathode rays
 
 
 
 

Question 14 of 20

15. The three fundamental particles of the atom are
 
 
 
 

Question 15 of 20

16. A subshell with n = 6, 743_br181 = 2 can accomodate a maximum of
 
 
 
 

Question 16 of 20

17. The triad of nuclei that is isotonic is:

download
 
 
 
 

Question 17 of 20

18. The radius of an atom is approximately :
 
 
 
 

Question 18 of 20

19. The nucleus of a tritium atom, 3H, contains
 
 
 
 

Question 19 of 20

20. Which of the following is true about electron:
 
 
 
 

Question 20 of 20

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