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S-Block Elements Test Online MCQs

Test Name S-Block Elements Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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S-Block Elements Test being pasted over here for the preparation of all the tests such as admission tests, entrance tests, mock questions with answers available here.

S-Block Elements Test Online MCQs

Chemistry

1. The ion or group detected by K₂[HgI₄] is:

 

Question 1 of 15

2. Ozone in stratosphere is depleted by:

 

Question 2 of 15

3. The laughing gas is:

 

Question 3 of 15

4. Which of the following compound is a tribasic acid?

 

Question 4 of 15

5. An element (X) forms compounds of the formula XCI₃, X₂O₅ and Ca₃X₂, but does not form XCl₅. which of the following is the element

 

Question 5 of 15

6. The tribasic acid is:

 

Question 6 of 15

7. The statement true for N₃⁻ is:

 

Question 7 of 15

8. Sulphur reacts with chlorine in 1 : 2 ratio and forms X. Hydrolysis of X gives a sulphur compound Y. What is the structure and hybridisation of anion of Y?

 

Question 8 of 15

9. The true statement for the acids of phosphorus. H₃PO₂, H₃PO₃, and H₃PO₄ is:

 

Question 9 of 15

10. Which of the following oxides is most acidic?

 

Question 10 of 15

11. Choose the correct statement –

 

Question 11 of 15

12. The element which is the most abundant in the earth crust is

 

Question 12 of 15

13. H₂S gas is not evolved when SO₃²⁻ ion reacts with following reagents.

 

Question 13 of 15

14. The ONO angle is maximum in:

 

Question 14 of 15

15. Which one of the following is the correct decreasing order of boiling point?

 

Question 15 of 15


 

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