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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 incorrect statement among the following is:

 

Question 1 of 15

2. Choose the correct statement –

 

Question 2 of 15

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

 

Question 3 of 15

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

 

Question 4 of 15

5. Perdisulphuric acid has the following bond

 

Question 5 of 15

6. The paramagnetic species is:

 

Question 6 of 15

7. Ozone in stratosphere is depleted by:

 

Question 7 of 15

8. Which of the following oxides is most acidic?

 

Question 8 of 15

9. Nitrolium is:

 

Question 9 of 15

10. S²⁻ and SO₃²⁻ can be distinguished by using

 

Question 10 of 15

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

 

Question 11 of 15

12. The mixture of concentrated HCI and HNO₃ made in 3 : 1 ratio contains:

 

Question 12 of 15

13. The ONO angle is maximum in:

 

Question 13 of 15

14. In the nitrogen family the H – M – H bond angle in the hydrides MH₃ gradually becomes closer to 90° on going from N to Sb. This shows that gradually –

 

Question 14 of 15

15. 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 15 of 15


 

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