Covalent compounds can be subdivided into polar and no polar compounds. In water, a polar molecule, the hydrogen electrons are not shared equally with the oxygen atoms; this results in a polar bond. Oxygen due to it's greater electro negativity pulls the electrons closer to its nucleus.
The Treaty of Versailles was the main causes of World War II due to the following reasons,Germany had to pay back 33 billion after WWI and forced to accept sole blame for the war in order to justify the reparations.
Treaty of Versailles Ends World War I. German resentment over harsh peace terms leads to a rise in nationalist sentiment and the eventual rise to power of Adolf Hitler.rom March 1937 through March 1939, Hitler overturned the territorial provisions of the treaty with respect to Austria, Czechoslovakia, and Memel, with at least the tacit consent of the western powers. On September 1, 1939, he attacked Poland to alter that frontier, as well.