Periodic Table Practice

As you move from left to right across the periodic table, what happens to the atomic number of each element?

• increases

• decreases

• stays the same

As you move down the periodic table, what happens to the atomic mass of each element?

Most of the elements in groups 1-13 are considered to be ________.

• Metal

• Nonmetal

• Metalloids

Most of the elements in groups 13-18 are considered to be ________.

• Metal

• Nonmetal

• Metalloids

Certain elements contain properties that resemble both metals and nonmetals. These elements are called ____________.

Elements that have similar physical and chemical characteristics are said to be in the same ____________.

• family

• period

• row

Elements that move down the periodic table are said to be in the same ____________.

Elements that move across the periodic table are said to be in the same ____________.

I have an atomic number of 13. What is my element name?

• Aluminum (Al)
• Sodium (Na)

• Magnesium (Mg)

• Calcium (Ca)

I share similar physical and chemical properties of Phosphorus, but have a higher mass than Phosphorus and a lower atomic number than Selenium. What is my element name?

• Arsenic (As)
• Bismuth (Bi)

• Selenium (Se)

• Sulfur (S)