Question

write a formula of carbon​

Answer 1

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Well it's just "C". ... It's valency is "4" so you have to take it into account and then write formula accordingly as in methane CH4 four hydrogens attached with one carbon through single covalent bonds, in "CO2" as carbon makes double bond with 2 oxygen atoms i.e O=C=O.

Answer 2

Answer:

the answer is C . pls mark brainliest