EASY
6th ICSE
IMPORTANT
Earn 100

State the function of the air regulator in a Bunsen burner. 

Important Questions on Introduction to Chemistry

EASY
6th ICSE
IMPORTANT
State the function of the tap at the base of a burette. 
EASY
6th ICSE
IMPORTANT

State the method used for collecting the following gas:

Oxygen - a gas slightly soluble in water. 

MEDIUM
6th ICSE
IMPORTANT

State the method used for collecting the following gas: 

Ammonia - a gas highly soluble in water and lighter than air. 

MEDIUM
6th ICSE
IMPORTANT

State the method used for collecting the following gas: 

Sulphur dioxide - a gas highly soluble in water and heavier than air. 

HARD
6th ICSE
IMPORTANT
Explain in brief the importance of chemistry in agriculture and production of various products. 
HARD
6th ICSE
IMPORTANT
'Alchemists are older words for Chemists'. Discuss the statement in brief. 
MEDIUM
6th ICSE
IMPORTANT
In the medieval ages - philosopher's stone was connected with all transformations. Explain. 
MEDIUM
6th ICSE
IMPORTANT

State the contributions of Dimitri Mendeleev towards the development of Chemistry.