Group 2 elements are called the Alkaline Earth Metals. The purpose of this lab was to learn the three different elements on the periodic table such as metals non-metals and metalloids. The Periodic Table Is A Tabular Display Of The Chemical Elements Organized On The Basis Of Their Properties Elements Are Presented In Increasing Atomic Number It is organized by the increasing order of theatomic number. . Therefore the properties of the elements on the periodic table repeat at. All of the preceding statements are correct. CHEM120 OL Week 2 Lab Purpose. It has 2 groupsGroup A elements are called normal or representative elements and group B elements are called transition. Ways the Periodic Table is Organized Periods- horizontal rows a proton is added to each element from left to right. The columns or groups on the periodic table represent the atomic elements that have the same number of valence electrons or those electrons in...