Periodic Table Trends

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds with other atoms.

Front

How many valence electrons does phosphorus (P) have?

Back

5

Front

How are the elements on the periodic table arranged?

Back

Elements are arranged by atomic number, which is the number of protons in the nucleus of an atom.

Front

What are nonmetals?

Back

Nonmetals are elements that typically lack the properties of metals, such as conductivity and malleability, and are often found on the right side of the periodic table.

Front

What state of matter are most nonmetals at room temperature?

Back

Gas

Front

Where are metals located on the periodic table?

Back

Metals are located to the left of the stair step line on the periodic table.

Front

Where are nonmetals located on the periodic table?

Back

Nonmetals are located to the right of the stair step line on the periodic table.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of chemical elements, organized by increasing atomic number and grouped by similar properties.

Front

What is atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals and are found along the stair step line on the periodic table.