2. Atoms & Elements

How many elements are present in the lanthanide series of the periodic table?

How are elements arranged in the modern periodic table?

Which of the following groups of elements typically exhibit luster (are shiny)?

Which group of elements on the periodic table has properties of both metals and nonmetals?

Which statement best describes the current status of the periodic table regarding undiscovered elements?

Which of the following elements is classified as a metalloid?

How are the elements in the periodic table primarily arranged?

Where are metals primarily located on the periodic table?

By what property did Mendeleev arrange the elements in his periodic table?

Which of the following lists contains a metal, a metalloid, and a nonmetal?

Of all the elements known to science today, which classification contains the greatest number of elements?

Which of the following elements is classified as a metalloid?

How are the elements on the periodic table primarily arranged?

Where are metal atoms primarily located on the periodic table?

Which of the following statements correctly describes the organization of rows and columns in the periodic table?