What element of the federal government is established by article2 of the constitution

Article II of the Constitution establishes and and details the Executive Branch of the Federal Government.

The Executive Branch

Explanation:

The main subject of Article II of the U.S. Constitution is to establish the Executive Branch, one of the three branches that make up the federal government. The Article sets the President as the head of the branch, and gives him/her important functions such as to command commander in chief of the Army and Navy, make treaties and appoint public officials. Likewise, it also establishes the overall structure and function of the branch and the procedure for electing the President and Vice President, although this procedure was later replaced by the provisions of the Twelfth Amendment.