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  • Chemistry Class 11

Chemistry Class 11 Question Answer & Video

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Classification of Elements & Periodicity Page 94 Q 3.27, Class 11 CBSE Chemistry

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Classification of Elements & Periodicity Page 94 Q 3.32, Class 11 CBSE Chemistry

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.

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1. The element with lowest ionization energy among the following is:

Question 1 of 20

2. Isoelectronic species have:

Question 2 of 20

3. The cause of periodicity of properties of elements is due to the repetition of similar:

Question 3 of 20

4. Tendency of an atom in a molecule to attract the shared pair of electron towards itself is called:

Question 4 of 20

5. Identify the smallest ion among the following:

Question 5 of 20

6. Na+ is smaller than Na atom because:

Question 6 of 20

7. Electron gain enthalpy is most negative for:

Question 7 of 20

8. Among the following the element with highest first ionization energy is:

Question 8 of 20

9. Which of the following elements will have the largest atomic radii?

Question 9 of 20

10. For noble gases radius is measured as:

Question 10 of 20

11. The electronegativity of following elements increases in the order of?

Question 11 of 20

12. Which of following statement is incorrect regarding ionization enthalpy:

Question 12 of 20

13. Which of the following elements has the largest ionisation enthalpy?

Question 13 of 20

14. Anion O- is isoelectronic with:

Question 14 of 20

15. What happens to atomic radius on going from left to right in a period in a periodic table?

Question 15 of 20

16. When an electron is added to neutral gaseous atom to convert it into a negative ion, the enthalpy change accompanying the process is called:

Question 16 of 20

17. Which of the following is isoelectronic with F-?

Question 17 of 20

18. Among the following elements element with highest ionisation enthalpy is:

Question 18 of 20

19. The largest atomic radius among the following is of:

Question 19 of 20

20. Electron gain enthalpy values of noble gases are positive because:

Question 20 of 20

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