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After applying the large current between the graphite rods __________ is produced.

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After applying the large current between the graphite rods __________ is produced.

(a) Nitrogen plasma arc

(b) Carbon plasma arc

(c) Oxygen plasma arcs

(d) Hydrogen plasma arcs

The question was posed to me in an online interview.

My query is from Fullerenes and their Properties in division Nano Materials of Applied Chemistry

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Right answer is (b) Carbon plasma arc

Explanation: After applying the large current between the graphite rods nearby it. Later those results in carbon plasma arc between the electrodes cools into sooty residue from many fullerenes can be isolated.

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