Honors Chem Unit 4 - Midterm Exam Review - 24-25

Front

What is Group 17 on the periodic table called?

Back

Halogens

Front

What is Group 2 on the periodic table called?

Back

Alkaline Earth Metals

Front

What are isotopes?

Back

Different forms of the same element where the number of neutrons are different.

Front

Where are metalloids located on the periodic table?

Back

On the stair step/zigzag line.

Front

What is the term for a vertical column on the periodic table?

Back

Group

Front

What are the alkali metals?

Back

Group 1 elements on the periodic table, highly reactive, especially with water.

Front

What are noble gases?

Back

Group 18 elements that are colorless, odorless, and inert under standard conditions.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is the atomic number?

Back

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