Question
Question 2 __ is a crystalline form of carbon originally thought to be a form of lead. A Vine charcoal B None of the above C Graphite D Silverpoint
Answer
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Sapphire
Master · Tutor for 5 years
Answer
Graphite
Explanation
## Step 1:This question is testing the reader's knowledge of different forms of carbon and their historical misconceptions.## Step 2:The question mentions a crystalline form of carbon that was originally thought to be a form of lead.## Step 3:Graphite is a crystalline form of carbon that was historically mistaken for lead, hence the term "pencil lead."## Step 4:Vine charcoal and silverpoint are not crystalline forms of carbon. "None of the above" is not the correct answer since we have identified graphite as the correct choice.#