MEDIUM
10th CBSE
IMPORTANT
Earn 100

Give the steps involved in the extraction of metals of low and medium reactivity from their respective sulphide ores

Important Questions on Metals And Non-Metals

MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 1
A metal whose density is less than 1 g cm-3 is:
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 2
The metal that is not malleable at room temperature is:
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 3
A metal that is the best conductor of electricity is:
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 4
A non-metal which is stored in water:
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 5

Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same.

(i) Good thermal conductivity

(ii) Good electrical conductivity

(iii) Ductility

(iv) High melting point

MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 1
Give an example of a non-metal that is the hardest substance.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 2
Give two examples of metals which float on the surface of water.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 3 - Metals And Non-Metals>EXERCISE 3A>Q 3
Give two examples of metals which can be cut with a knife.