Front

What is a neutron?

Back

A subatomic particle contained in the nucleus of an atom, having the same mass as a proton but no electrical charge.

Front

What is a family in the context of the periodic table?

Back

A grouping of elements based on similar properties, arranged by columns in the periodic table.

Front

What type of elements are found to the LEFT of the zigzag line on the periodic table?

Back

Metals.

Front

Which property does NOT describe metals?

Back

Brittle.

Front

What is a period in the periodic table?

Back

A row on the Periodic Table of Elements.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals, found along the zigzag line.

Front

What is the atomic number?

Back

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

Front

What are nonmetals?

Back

Elements that are typically poor conductors of heat and electricity, found to the right of the zigzag line.

Front

What is the significance of the periodic table's arrangement?

Back

Elements are arranged by increasing atomic number, which reflects their chemical properties.

Front

What is an isotope?

Back

Atoms of the same element that have different numbers of neutrons and therefore different mass numbers.