Periodic Table of Elements #1

This chemical family of elements contains the second most reactive group of metals

This group of elements makes up the staircase in the periodic table.

The bold, whole number, found with each element in the periodic table is called the:

These elements are found to the left of the staircase.

Magnesium has 13 neutrons and 12 protons. What is its mass number?

______ is the only nonmetal on the metal side of the periodic table.

Electrons have a _________ charge

Who is known as the "father of the periodic table?"

Neutrons have a __________ charge.

Aluminum has a mass number of 28 and 15 neutrons. How many protons does it have?

The number of protons + neutrons in an atoms is the ________________

The atomic number tells you the number of __________ in an atom.

What particle is not located in the nucleus?

Protons have a _________ charge.

Iodine has 53 protons and 74 neutrons. What is its mass number?

Elements 57 - 71 make up what group in the periodic table?

Carbon's atomic # is 6. How many electrons does it have?

The smallest piece of of matter that still has the properties of an element is a(n)

The radioactive elements from 89 to 103 belong to this group:

There are ________ PERIODS in the periodic table.

Group 17 contains which group/family of elements?

There are _____ GROUPS in the periodic table