How many electrons does a carbon atom have? How many of these are valence electrons?

2,4 per shell (6 Electrons in whole carbon atom)

Explanation:

it has 4 valence electrons

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the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.