What is study of the origin and structure of the universe

The technical term for the study of the origins of the universe is cosmogony, although informally the term cosmology covers this as well. The universe is composed of matter and energy.

we need the questions , i may then you.

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