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Group 18 Elements, Class 12 Chemistry NCERT Solutions

1. There will be total 20 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. Partial hydrolysis of XeF6 yields:
 
 
 
 

Question 1 of 20

2. The valency of inert gas is:
 
 
 
 

Question 2 of 20

3. When Xenon reacts with fluorine in a ratio of 1:5 at a temperature of 873 K it forms:
 
 
 
 

Question 3 of 20

4. Which one of the following has a linear shape?
 
 
 
 

Question 4 of 20

5. Which of the following gaseous molecule is monoatomic?
 
 
 
 

Question 5 of 20

6. Maximum number of compounds are known in case of :
 
 
 
 

Question 6 of 20

7. What is the hybridisation of Xe in XeO3?
Group 18 Elements Multiple Choice Questions for CBSE Class 12 Chemistry Topperlearning
 
 
 
 

Question 7 of 20

8. Maximum number of compounds are known in the case of which inert gas?
 
 
 
 

Question 8 of 20

9. The element having highest ionisation potential is:
 
 
 
 

Question 9 of 20

10. Noble gases are inert and do not form compounds like other elements because of their:
 
 
 
 

Question 10 of 20

11. The inert gases have electronic configuration of:
 
 
 
 

Question 11 of 20

12. Shape of XeF2 is:
 
 
 
 

Question 12 of 20

13. Which of the following is the life saving mixture for an asthma patient ?
 
 
 
 

Question 13 of 20

14. The element which has not yet been reacted with F2 is :
 
 
 
 

Question 14 of 20

15. Shape of XeF4:
 
 
 
 

Question 15 of 20

16. In case of noble gases the general trend in the melting points and boiling points, down the group, is
 
 
 
 

Question 16 of 20

17. Which of the outer electronic configuration represent argon?
 
 
 
 

Question 17 of 20

18. Geometry of xenon oxyfluoride (XeOF4) is
 
 
 
 

Question 18 of 20

19. Which among the following Xe compounds is highly explosive and a powerful oxidising agent ?
 
 
 
 

Question 19 of 20

20. Complete hydrolysis of XeF4 and XeF6 results in the formation of:
 
 
 
 

Question 20 of 20