Chemistry Group-III Elements Test Online MCQs Question Answer
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Chemistry Group-III Elements Test Online MCQs

Test Name Group-III Elements MCQs Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 20 Mints
Test Help For
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Chemistry Group-III Elements MCQs Online Test is available for the preparation of chemistry subject test. All the visitors should take this test to become able to clear all the interview and written test of the related topic. Here attempt Group-III Elements MCQs Test below.

Chemistry Group-III Elements Test Online MCQs

Chemistry

1. Aluminium is mainly extracted from:

Question 1 of 15

2. Aqueous solution of potash alum is:

Question 2 of 15

3. Aluminium reduces most of the metallic oxides due to its generate affinity for:

Question 3 of 15

4. Which is not a mineral of aluminium?

Question 4 of 15

5. The blue coloured mineral ‘Lapis Lazuli’ used as semi precious stone is:

Question 5 of 15

6. Borax is:

Question 6 of 15

7. Borax on heating with cobalt oxide forms a blue bead of:

Question 7 of 15

8. Purification of alumina is essential because:

Question 8 of 15

9. Sapphire is a mineral of:

Question 9 of 15

10. All alums contain:

Question 10 of 15

11. The purification method used for mineral Al₂O₃.2H₂O is:

Question 11 of 15

12. Aluminium becomes passive in nitric acid because it:

Question 12 of 15

13. Al and Ga have the same covalent radii because of:

Question 13 of 15

14. Which is used as a mordant?

Question 14 of 15

15. Corundum is:

Question 15 of 15


 

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