Share. By Anne Marie Helmenstine, Ph.D. Definition: Valence bond theory is a chemical bonding theory that explains the bonding between two atoms is caused by the overlap of half-filled atomic orbitals. The two atoms share each other's unpaired electron to form a filled orbital to form a hybrid orbital and bond together.
The Second Continental Congress was a convention of delegates from the Thirteen Colonies that started meeting in the summer of 1775, in Philadelphia, Pennsylvania, soon after warfare in the American Revolutionary War had begun.
(The Declaration of Independence was signed on July 4.). The Congress. The Second Continental Congress was one of the most important bodies in American history, a gathering which does not always receive the attention it deserves. It was the de facto government of the United States until 1781.he Second Continental Congress was one of the most important bodies in American history, a gathering which does not always receive the attention it deserves. It was the de facto government of the United States until 1781.