2. Atoms & Elements

The modern periodic table is based primarily on the work of which scientist?

Which of the following best describes the significance of metalloids in the periodic table?

Which of the following elements is classified as a metal on the periodic table?

Which term is used to describe the rows of the periodic table?

Which of the following elements is classified as a metalloid?

Which of the following best describes how elements are arranged in the periodic table?

Which of the following elements is most likely to be brittle?

Which of the following groups on the periodic table does NOT contain a metal?

In the periodic table, each electron energy level is represented by a different:

Which of the following lists contains at least one metal?

Which of the following statements is true about the eight elements on the periodic table termed metalloids?

Which classification best describes the element boron on the periodic table?

Which of the following is a typical property of metals?

When did Dmitri Mendeleev first publish his periodic table of the elements?

Based on their positions on the periodic table, which of the following elements is classified as a metalloid?