CBSE Class 8 Science Materials Metals And Non Metals Assignment Set A

CBSE Class 8 Science - Materials Metals And Non-Metals (1)

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MATERIALS : METALS AND NON-METALS

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1.Give one example of each: metals and non-metals.

2.Name the metal, which is the best conductor of heat and electricity.

3.Name the property by which metals can be drawn into thin wires. <

4.Name the gas produced, when metals reacts with acids.

5.What is the color of the copper sulphate solution?

6.State the nature of oxides of non-metals.

7.Which metal is stored in kerosene?

8.Name the property of the metal by which it can be drawn into thin sheets.<

9.What happens when sulphur reacts with oxygen?

10.Which non-metal catches fire, if exposed to air?

11.Name the gas that burns with a POP sound.

12.What are Displacement reactions?

13.Give one use of non-metal in our daily life.

14.What are metalloids?

15.Which metal is use to wrap food items?

16.Which among the following is a non-metal:

(A) Copper. (B) Zinc. (C) Iron. (D)Wood.

17.Which among the following is a metal?

(A) Zinc. (B) Wood. (C) Rubber. (D) Plastic.

18.Which among the following is the best conductor of electricity?

(A) Silver. (B) Iron. (C) Aluminum.. (D) Copper.

19.All ___________ are good conductors of heat and electricity.

(A) Metals. (B) Non-metals. (C) Metalloids. (D) Gases.

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