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P-Block Elements Nitrogen And Oxygen Family Test Online MCQs

Test Name P-Block Elements Nitrogen And Oxygen Family Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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P-Block Elements Nitrogen And Oxygen Family Test preparation being provided at this page. Attempt all the multiple choice questions to check your chemistry subject preparation and increase your knowledge of P-Block elements Nitrogen and Oxygen family like their characteristics reactivity and physical properties.

P-Block Elements Nitrogen And Oxygen Family Test Online MCQs

Chemistry

1. The approximate percentage of silica in cement is:

 

Question 1 of 15

2. The chemical formula of ‘tear gas’ is

 

Question 2 of 15

3. Which of the following product is formed when SiF₄ reacts with water?

 

Question 3 of 15

4. The liquefied metal expanding on solidification is:

 

Question 4 of 15

5. AI₂O₃ on heating with carbon in an atmosphere of N₂ at high temperature produces:

 

Question 5 of 15

6. Borax is used as cleansing agent because on dissolving in water it gives

 

Question 6 of 15

7. Water gas is produced by:

 

Question 7 of 15

8. Select correct statement(s).

 

Question 8 of 15

9. The pair of amphoteric hydroxides is

 

Question 9 of 15

10. The most abundant metal in the earth crust is:

 

Question 10 of 15

11. Thermite is a mixture of iron oxide and

 

Question 11 of 15

12. In lake test of Al³⁺ ion, there is formation of coloured floating. It is due to:

 

Question 12 of 15

13. Solid CO₂ is known as dry ice:

 

Question 13 of 15

14. Producer gas is a mixture of:

 

Question 14 of 15

15. The element which forms oxides in all oxidation states varying from + 1 to + 5 is:

 

Question 15 of 15


 

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