Chemistry
Grade-8
Easy
Question
Match the following according to their applications:
- 1-(ii), 2-(iii), 3-(i)
- 1-(iii), 2-(ii), 3-(i)
- 1-(iii), 2-(i), 3-(ii)
- 1-(i), 2-(ii), 3-(iii)
Hint:
Diamond is very shiny.
Graphite is very soft and smooth.
Fullerene allows electron transfer.
The correct answer is: 1-(iii), 2-(i), 3-(ii)
The correct option is c)1-(iii), 2-(i), 3-(ii).
Diamonds are used in the manufacture of jewelry because of their high refractive index and shiny surface. It can be cut and polished.
Lubricants other than graphite can catch fire, and graphite makes parallel layers slide over each other.
Due to its electronic properties, one of the most advanced applications is solar cells.
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