The term covalent bond dates from 1939. The prefix co- means jointly, associated in action, partnered to a lesser degree, etc.; thus a "co-valent bond", in essence, means that the atoms share "valence", such as is discussed in valence bond theory. , the hydrogen atoms share the two electrons via covalent bonding.

Why is it called a covalent bond?

The term covalent bond dates from 1939. The prefix co- means jointly, associated in action, partnered to a lesser degree, etc.; thus a "co-valent bond", in essence, means that the atoms share "valence", such as is discussed in valence bond theory.

What does the name covalent mean?

A covalent compound is the combination of non-metals. ... Name the other non-metal by its elemental name and an -ide ending. 3. Use the prefixes mono-, di-, tri-.... to indicate the number of that element in the molecule.