2. Atoms & Elements

What is the term used to refer to the columns in the periodic table?

Which term is used to refer to a column on the periodic table?

Which of the following elements would have similar chemical properties to sulfur?

Which group of elements on the periodic table is generally considered the least reactive?

Which of the following groups of elements tend to form cations?

Which principle did Mendeleev use to organize elements into groups in his periodic table?

Which halogen element has 5 energy levels in its atoms?

Which group number on the periodic table is known as the alkali metals?

An element with the valence electron configuration 6s^2 6p^6 belongs to which period and group on the periodic table?

Which element will have properties most similar to those of potassium?

Which of the following is a correct name for a group in the modern periodic table?

What is the common name for the elements in group 17 of the periodic table?

Which group of the periodic table contains elements that are least likely to form chemical bonds?

Which element is the alkali metal located in period 3 of the periodic table?