Welcome to your Chemistry Knowledge Builder Quiz
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1. Which gas is used in fire extinguishers?
2. Which of the following is a noble metal?
3. Which element has the highest electronegativity?
4. Which law states that equal volumes of gases at the same temperature and pressure contain equal numbers of molecules?
5. Which element is a halogen?
6. Which element is present in all organic compounds?
7. Which reaction involves gain of electrons?
8. What is the chemical formula of slaked lime?
9. What is the chemical formula of sulphuric acid?
10. Which element is commonly used in thermometers?
11. Which chemical is used for sterilizing drinking water?
12. What type of substance is ethanol?
13. Which type of bond is present in sodium chloride?
14. Which scientist proposed the atomic theory in 1808?
15. Which process converts a liquid into vapor below its boiling point?
16. Which metal is liquid at room temperature?
17. What is the process of conversion of solid directly into gas called?
18. Which state of matter is highly compressible?
19. Which element is used in making nuclear reactors?
20. What is the pH range of acidic solutions?
21. Which gas is released when zinc reacts with dilute hydrochloric acid?
22. Which gas is filled in electric bulbs?
23. Which metal is used in making aircraft bodies?
24. Which type of reaction occurs when calcium carbonate is heated?
25. What is the main constituent of LPG?