Grade 8 Test Periodic Table

Front

What is a metal?

Back

An element that is shiny and conducts heat and electricity well.

Front

Which element is a nonmetal?

Back

O (Oxygen)

Front

What are valence electrons?

Back

Electrons in the outermost energy level of an atom.

Front

What is atomic mass?

Back

The number of protons and neutrons in the nucleus of an atom.

Front

What does the atomic number represent?

Back

The number of protons in an atom.

Front

What is a nonmetal?

Back

An element that typically does not conduct heat or electricity well and is not shiny.

Front

What is a metalloid?

Back

An element that has properties of both metals and nonmetals.

Front

What is the periodic table?

Back

A table that organizes all known elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What is an element symbol?

Back

A one or two-letter abbreviation used to represent an element on the periodic table.

Front

What is the significance of the atomic number in the periodic table?

Back

It determines the identity of an element and its position in the periodic table.