Questions :-

1. Name the material which are hard, sonorous, good conductor of heat and electricity.
(a) Non – metal
(b) Metals
(c) Both of these
(d) None of these

2. Name the material which is bad conductor of heat and electricity.
(a) Non – metals
(b) Metal
(c) Both of these
(d) None of these

3. Calcium is an example of _________
(a) Metal
(b) Non – metal
(c) Both of these
(d) None of these

4. Chlorine is an example of ___________
(a) Non – metal
(b) Metal
(c) Both of these
(d) None of these

5. Iron is an example of _________
(a) Non – metal
(b) Metal
(c) Both of these
(d) None of these

6. Oxygen is an example of ___________
(a) Metal
(b) Non – metal
(c) Both of these
(d) None of these

7. Metal reacts with oxygen to form ___________
(a) Metal oxide
(b) Metal hydroxide
(c) Both of these
(d) None of these

8. Magnesium reacts with oxygen to form ___________
(a) Magnesium oxide
(b) Magnesium hydroxide
(c) Both of these
(d) None of these

9. Metal reacts with water to form _____________
(a) Metal oxide
(b) Metal hydroxide
(c) Both of these
(d) None of these

10. Non – metal reacts with oxygen to form ________
(a) Non – metal oxide
(b) Non – metal hydroxide
(c) Metal oxide
(d) None of these