The correct statements among the following are:
a. | Fullerenes have dangling bonds. |
b. | Fullerenes are cage-like molecules. |
c. | Graphite is, thermodynamically, the most stable allotrope of carbon. |
d. | Graphite is slippery and hard and therefore used as a dry lubricant in machines. |
1. a and b
2. b and c
3. c and d
4. a and d
Match the species in Column-I with their corresponding hybridisation in Column-II:
Column-I (Species) | Column-II (Hybridisation) | ||
A. | Boron in | i. | sp2 |
B. | Aluminium in | ii. | sp3 |
C. | Carbon in Buckminsterfullerene | iii. | sp3d2 |
D. | Germanium in |
Codes:
A | B | C | D | |
1. | ii | iii | i | iii |
2. | i | i | iii | ii |
3. | iii | ii | ii | i |
4. | i | iii | ii | iii |