(a) After a plan of merger or share exchange has been adopted and approved as required by this chapter, articles of merger or share exchange are to be executed on behalf of each party to the merger or share exchange by any officer or other duly authorized representative. The articles are to set forth:

1. (1) The names of the parties to the merger or share exchange and the date on which the merger or share exchange occurred or is to be effective;
2. (2) If the articles of incorporation of the survivor of a merger are amended, or if a new corporation is created as a result of a merger, the amendments to the survivor's articles of incorporation or the articles of incorporation of the new corporation;
3. (3) If the plan of merger or share exchange required approval by the shareholders of a domestic corporation that was a party to the merger or share exchange, a statement that the plan was duly approved by the shareholders and, if voting by any separate voting group was required, by each separate voting group in the manner required by this chapter and the articles of incorporation;
4. (4) If the plan of merger or share exchange did not require approval by the shareholders of a domestic corporation that was a party to the merger or share exchange, a statement to that effect; and
5. (5) As to each foreign corporation and each other entity that was a party to the merger or share exchange, a statement that the plan and the performance of its terms were duly authorized by all action required by the laws under which the corporation or other entity is organized, or by which it is governed, and by its articles of incorporation or organizational documents.