Carbon and its Allotropes
Questions about the different allotropes of carbon including diamond, graphite, fullerene (C60), and carbon black, covering their structures, properties, and uses.
Questions
Question 1 Multiple Choice (Single Answer)
What is the valency of carbon?
- 1
- 2
- 3
- 4
Question 2 Multiple Choice (Single Answer)
Which of the following elements is commonly present in petroleum, fabrics and proteins?
- Carbon
- Sodium
- Calcium
- Chlorine
Question 3 Multiple Choice (Single Answer)
Due to the slippery nature of any two layers of graphite, it is used as a/an
- coolant
- lubricant
- insulator
- electrolyte
Question 4 Multiple Choice (Single Answer)
In a molecule of C<sub style="font-family:" arial;="">60, ________ membered carbon rings are present.
- 4 and 5
- 5 and 6
- 6 and 7
- 3 and 4
Question 5 Multiple Choice (Single Answer)
In the structure of diamond, each carbon atom is bonded to ________ other carbon atoms by ________.
- 3; ionic bonds
- 4; covalent bonds
- 5; hydrogen bonds
- 6; coordinate bonds
Question 6 Multiple Choice (Single Answer)
Which of the following allotropic forms of carbon is used as a pigment in inks, paints and plastics?
- Graphite
- Coke
- Carbon black
- Charcoal