Periodic Table Review

Front

What are the vertical columns in the periodic table called?

Back

Groups

Front

How do you calculate the number of neutrons in an atom?

Back

Atomic mass - atomic number

Front

What does the number at the top of each square on the periodic table represent?

Back

Atomic number

Front

What number indicates how many protons an element has?

Back

Atomic number

Front

What are the elements located along the staircase on the periodic table called?

Back

Metalloids

Front

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

Back

It determines the identity of an element and the number of protons in its nucleus.

Front

What is the atomic mass of an element?

Back

The weighted average mass of an element's isotopes.

Front

What are periods in the context of the periodic table?

Back

Horizontal rows that indicate the number of electron shells in the elements.

Front

What is the difference between metals, nonmetals, and metalloids?

Back

Metals are good conductors of heat and electricity, nonmetals are poor conductors, and metalloids have properties of both.

Front

How are elements arranged in the periodic table?

Back

By increasing atomic number and similar chemical properties.