Periodic Table and Atomic Structure

Potassium, K, belongs to the ______ family.

An atom is neutral because there is the same number of positive protons as negative electrons

The positively charged particles found in the nucleus of an atom are called:

The majority (most) of the elements are:

The elements to the left of the zig zag line on the periodic table of elements are:

Potassium has 20 neutrons in its nucleus. What is the mass number of potassium?

The number of protons an element has is the same as the:

Atomic Number = Number of Neutrons

Sulfur has mass number 32. How many neutrons are in a sulfur atom's nucleus?

Neutrons have:

How many electrons are there in an atom of fluorine?

If an element has atomic number 17 how many protons will there be in the nucleus?

Helium (He) belongs to the ______ family.

A proton’s mass is:

The _____ is an abbreviation of an element.

On the periodic table, elements with similar chemical characteristics are found in the same:

A physical property of metals is:

An electron’s mass is :

The elements to the right of the zig zag line on the periodic table of elements are:

Sodium (Na) is in Group 1, therefore I know it has the following two characteristics:

A neutron’s mass is:

Elements in Group 8 or 0 (Noble Gases) are: