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Questions and Answers
What is the chemical symbol for carbon?
What is the chemical symbol for carbon?
C
How many covalent bonds can carbon atoms form?
How many covalent bonds can carbon atoms form?
up to four
What percentage of Earth's crust does carbon make up?
What percentage of Earth's crust does carbon make up?
about 0.025 percent
What are the three naturally occurring isotopes of carbon?
What are the three naturally occurring isotopes of carbon?
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Name two well-known allotropes of carbon.
Name two well-known allotropes of carbon.
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