2. Atoms & Elements

Which of the following best describes the elements in the first group of the periodic table?

Where on the periodic table are the most active nonmetals located?

Which group on the periodic table contains the alkaline earth metals?

Which group on the periodic table contains the most reactive nonmetals?

Which of the following elements is considered a noble metal?

Which pair of elements has chemical reactivity most similar to chlorine?

In which group of the periodic table are the halogens located?

Which of the following elements is classified as a noble gas?

Which group on the periodic table is considered the most reactive?

How many elements belong to the halogen family on the periodic table, and which of the following lists correctly identifies their chemical symbols?

The elements least likely to form bonds are found in which group of the periodic table?

Who is credited with arranging the periodic table into its modern form?

Which of the following elements is a non-metal located in group 6A or 7A of the periodic table with atomic number less than 40?

Which of the following elements is considered the most reactive on the periodic table?

Alkali metals, alkaline earth metals, and halogens are elements found respectively in which groups of the periodic table?