Chapter 6 Test Review: The Periodic Table

Front

What is a halogen?

Back

A group of elements in Group 17 of the periodic table, known for their reactivity. Example: Chlorine.

Front

List the following elements in order of increasing atomic radius: Cs, S, Co.

Back

S, Co, Cs

Front

What is electronegativity?

Back

The ability of an atom to attract or accept electrons.

Front

Which atom has the largest atomic radius in Period 4?

Back

K (Potassium)

Front

What is an alkali metal?

Back

A group of elements in Group 1 of the periodic table, known for being highly reactive. Example: Sodium.

Front

What is the atomic radius?

Back

The distance from the nucleus of an atom to the outermost shell of electrons.

Front

What trend does atomic radius follow in the periodic table?

Back

Atomic radius increases down a group and decreases across a period.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What are noble gases?

Back

Elements in Group 18 of the periodic table, known for their lack of reactivity. Example: Neon.

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom.