Class 10 - Chemistry Set 3
FREE quick assessment test (20 Questions) by Improove. Plz visit www.improove.in
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1. Which of the following compounds is not white? *
1 point
2. Bases – *
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3. The correct arrangement of increasing order of atomic radius among Na, K, Mg, Rb is *
1 point
4. Cololur of hydrated copper sulphate is *
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5. How many of the following substances will turn blue litmus red?<br>NH4OH, CH3COOH, Mg(OH)2, H2SO4, HNO3, HCl *
1 point
6. Which of the following statement is incorrect? *
1 point
7. Copper hydroxide is made to react with sulphuric acid the nature of salt obtained would be *
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8. How many metals among the following can displace hydrogen from dilute acids ?<br>Na, K, Cu, Ca, Ag, Hg, Mg *
1 point
9. Washing soda has the formula *
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10. How many molecules of water is/are shared by two formula units of CaSO4 in POP ? *
1 point
11. Ethanol reacts with sodium and forms two products. These are *
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12. Choose the correct option :<br> *
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13. Which of the following elements also shows allotropy ? *
1 point
14. Which of the following compounds contain multiple bonds ? *
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15. Which of the following is not a characteristic of homologous series? *
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16. Generally, non-metals are not lustrous. Which of the following non-metal is lustrous ? *
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17. How is misuse of ethanol avoided in industries ? *
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18. Among the total known elements, how many gaseous non-metals are present? *
1 point
19. When Mendeleev made the periodic table the number of elements discovered till then were *
1 point
20. Which oxides is black in colour? *
1 point
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