HARD
11th CBSE
IMPORTANT
Earn 100

What is catenation? How does catenation vary in the 14th group?

Important Questions on Some p-Block Elements

MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
What is catenation? How does it explain huge number of carbon compounds.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
What is allotropy? Name two elements which exhibit allotropy.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
Explain the differences in the properties of diamond and graphite on the basis of their structures.
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
Account for the following:
Diamond is hard but graphite is soft.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
Account for the following
Graphite is a good conductor of electricity but diamond is not.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
Account for the following:
Diamond is used in jewellery.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
Account for the following
Graphite is used as a lubricant but diamond is used as an abrasive.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 11 - Some p-Block Elements>ADDITIONAL QUESTIONS>Q II
What are fullerenes? How are they prepared? Discuss their structure.