WILL GIVE 10 PTS AND BRAINIEST FOR THE RIGHT ANSWER PLEASE HELP!!! is important for making amino acids, proteins, and the chlorophyll a plant uses to carry out photosynthesis.

A. Boron
B. Nitrogen
C. Potassium
D. Phosphorus
E. Calcium

b false

the answer to this question is 3.

answer:

the answer is 6 valence electrons.

explanation:

valence is the # of electrons on the outer most shell of an atom.

oxygen has 6.

although, the valency of oxygen is 2, because it only needs to make 2 covalent bonds, or gain 2 electrons, to achieve the stable octet configuration of a noble gas.

that's it!

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~ trueboss72