Expire Worthless is when options enter expiration out of the money and expire without any remaining value. Expiring worthless is one of the most common terms used in options trading. Options expire worthless whenever they go into expiration out of the money.
A single molecule of water consists of three atoms. H2O is built from a single atom of oxygen that is single-bonded with two atoms of hydrogen.
Each molecule of water is made up of three atoms: two hydrogen atoms locked in a sort of triangle with one oxygen atomâgiving us the famous chemical formula H2O. The slightly imbalanced structure of water molecules (explained in the box below) means they attract and stick to many different substances.