2024 Periodic Table Review

Front

What is a metalloid?

Back

A metalloid is an element that has properties of both metals and nonmetals. They are found along the stair-step line on the periodic table.

Front

Which elements are considered metalloids?

Back

Common metalloids include Silicon (Si), Germanium (Ge), Arsenic (As), Antimony (Sb), and Tellurium (Te).

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of chemical elements, organized by increasing atomic number, electron configuration, and recurring chemical properties.

Front

What is a period in the periodic table?

Back

A period is a horizontal row in the periodic table. Elements in the same period have the same number of energy levels.

Front

What is a group (or family) in the periodic table?

Back

A group (or family) is a vertical column in the periodic table. Elements in the same group have similar chemical properties.

Front

What are halogens?

Back

Halogens are a group of elements in Group 17 of the periodic table, known for being highly reactive nonmetals. Examples include Fluorine (F), Chlorine (Cl), Bromine (Br), and Iodine (I).

Front

What is the significance of the stair-step line on the periodic table?

Back

The stair-step line on the periodic table separates metals from nonmetals and indicates the location of metalloids.

Front

What is the 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 noble gases?

Back

Noble gases are elements in Group 18 of the periodic table, known for their lack of reactivity due to having a full valence shell. Examples include Helium (He), Neon (Ne), and Argon (Ar).

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, good conductors of heat and electricity, and malleable. Nonmetals are usually dull, poor conductors, and brittle.