HARD
JEE Advanced
IMPORTANT
Earn 100

Describe the changes in physical and chemical properties, which may be observed in the elements C, Si, Ge, Sn and Pb. Give reasons for these changes.

Important Questions on The Group 14 Elements

MEDIUM
JEE Advanced
IMPORTANT
What are the most common oxidation states of carbon and tin?
MEDIUM
JEE Advanced
IMPORTANT
Draw the structures of diamond and graphite.
MEDIUM
JEE Advanced
IMPORTANT
Explain the difference in density between diamond and graphite.
MEDIUM
JEE Advanced
IMPORTANT
Explain the difference in electrical conductivity between diamond and graphite.
MEDIUM
JEE Advanced
IMPORTANT
Which allotropic form of C has the lowest energy?
MEDIUM
JEE Advanced
IMPORTANT
Why does the less stable form of carbon allotrope exist when the other form is thermodynamically favoured ?
MEDIUM
JEE Advanced
IMPORTANT
List as many ways as possible of making CO and CO2. What are they used for and how are they detected?
MEDIUM
JEE Advanced
IMPORTANT
Explain the bonding in CO and CO2.