CBSE Class 8 Science Materials: Metals and Non-Metals Quiz 2

1. Which of the following is a liquid at room temperature?

A Iron B Bromine C Iodine D Phosphorus

2. The most reactive metal is

A copper B silver C potassium D calcium

3. The metal which is liquid at room temperature is

A sodium B bromine C calcium D mercury

4. Which one of the following metals is the most ductile?

A Aluminium B Copper C Silver D Gold

5. Which one of the following metals is the most reactive and stored in kerosene?

A Iron B Gold C Copper D Potassium

6. Name the gas evolved when magnesium reacts with dilute hydrochloric acid

A Chlorine B Oxygen C hydrogen D Nitrogen

7. The metal which is not corroded by air, water and acid is

A copper B zinc C aluminium D gold

8. Metals are

A soft and brittle B hard and solid C liquid D generally liquid

9. Materials having qualities of both metals and non-metals are

A alloys B metalloids C noble metals D none of these

10. Which metal reacts readily with cold water?

A Gold B Silver C Magnesium D Calcium