JEE Main2003Chemistryp Block Elements (Group 13 & 14)Actual
Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite
Options
- Ais an allotropic form of diamond
- Bhas molecules of variable molecular masses like polymers
- Chas carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds
- Dis a non-crystalline substance
Correct answer
C. has carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds
Step-by-step solution
Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite has carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds.