Question

EXERCISE
A. Tick() the correct options:
1. The property of metal used for making temple bells is called
(a) ductility
(b) malleability O(C) sonority (d) hardness
2. Rust is formed when iron combines with
(a) nitrogen
(b) hydrogen Oc)moist air O(d) ozone
3. The property by which a substance can be drawn into thin sheets is called
(a) ductility
(b) hardness O(c) malleability o(d) sonority
4. The oxides of non-metals are generally
in nature.
(a) acidic
(b) basic O(C) neutral O(d) none of these O
5. Metals react with water to form
gas.
(a) hydrogen
Ob) nitrogen O(C) oxygen O(d) ozone
6. Which of the following metals is used to make foils to wrap food items?
(a) gold
(b) silver O() aluminium
(d) copper
7. Sulphur reacts with oxygen to form
(a) Sulphur dioxide (b) Sulphur nitrate (c) Sulphate d) Sulphide O
​

Answer 1

Answer:

1. (c) sonority

2.(c)moist air

3. (c) malleability

4. (a) acidic

5. (C) oxygen

6. (s) aluminium

7. (a) Sulphur dioxide

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Answer 2

Answer:

1. (c) sorority

2.(c) moist air

3.(c) malleability

4.(a) acidic

5.(a) hydrogen

6.(c) aluminium

7.(a) sulphur dioxide