Hello!
Like many other elements in chemistry, when an atom's valence shell is filled the element becomes stable. Through the octet rule we know that when the very last valence shell becomes filled, the atom is stable and therefore it is highly unlikely for the element to form bonds with that of another.
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22 because that how many days it will take for the exact moon shape to pass and it will then reappear.
Answer:
b. One electron state is an anti-bonding orbital, which results in an absence of electron density between atoms.
Explanation: