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.
The Impact of the Treaty of Versailles. The Treaty of Versailles was the Peace Settlement between the Allies and Germany at the end of the First World War. The German authorities had little choice but to accept the terms of the Treaty presented by 'the Big Three'.