General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 4)
4.
Which of the following is used in pencils?
Graphite
Silicon
Charcoal
Phosphorous
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
121 comments Page 6 of 13.

Priya said:   1 decade ago
If pencil writes black due to graphite then which element is used in color pencils.

Duncan said:   9 years ago
Graphites obtained from Dead remain or fossils. Graphites can be used in batteries.

Vaishnavi said:   1 decade ago
Graphite is non metal and brittle which breaks easily so it is used in pencils.

Vinay kumar baithi said:   1 decade ago
Because graphite is carbon it has in black color it can easily wrote in paper.

Ashish k Purty said:   1 decade ago
Graphite is used in pencil because it is softness, smoothness and removable.

Neha raut said:   1 decade ago
Graphite is a crystalline form of carbon which is use to make pencil lead.

Daniel Wundengba said:   10 years ago
Pencil has a black color as well as graphite. So that is truly the answer.

Rajendra kushawah said:   1 decade ago
Graphite is soft material, it is easily Sharp, graphite is semiconductor.

Sakura said:   8 years ago
Graphite is a mixture of different gasses so that we can write smoothly.

Vedha said:   1 decade ago
Pencil's lead is soft and sharp. It is also black in color as graphite.


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