EASY
8th CBSE
IMPORTANT
Earn 100

Mention the allotropic form of the following metalloid:

Arsenic

Important Questions on Classification of Matter

EASY
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 19

Mention the allotropic form of the following metalloid:

Antimony

EASY
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 19

Mention the allotropic form of the following metalloid:

Selenium

MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 20

Explain the following term:

Supernatant liquid

MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 21
What is the role of platinum is catalytic converter?
MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 22
Which property of German silver makes it useful for making jewellery?
MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 23
State one property of germanium which shows it is acidic in nature.
MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 24

Name the phenomena causing the following event:

Formation of dew

MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 2 - Classification of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 24

Name the phenomena causing the following event:

Disappearance of naphthalene balls