Atomic Theory and Periodic Trends

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals, found along the staircase line on the periodic table.

Front

What are noble gases?

Back

Group 18 elements on the periodic table, known for being inert and having a full valence shell.

Front

What subatomic particle orbits the nucleus of an atom?

Back

Electrons.

Front

What group number is Beryllium in?

Back

Group 2.

Front

What is the symbol for Carbon?

Back

C.

Front

What are the main subatomic particles in an atom?

Back

Protons, neutrons, and electrons.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.