Atomic Structure & Periodic Table Mania

Elements in groups 3 - 12 are called ___________.

Carbon-13 and Carbon-14 are examples of _______________ for the carbon element.

An atom, as shown on the periodic table, is neutral because it contains equal numbers of

A row on the periodic table is also called a ________.

Atoms of the same element that have a different number of neutrons are called ____________.

Who organized the first periodic table based the elements' atomic masses?

Elements in group 17 are called ____________.

To become a positive ion, an atom must ___________ .

The number of protons an atomc contains is identified by the ____  ____ on the periodic table.

Valence electrons are located _________.

How many total electrons does an oxygen ion (O^-2) contain?

The sum of the number of protons and neutrons inside the nucleus is called the __________.

How many neutrons does Rb-85 contain?

Elements that have chemical and physical properities of both metals and nonmetals are _____.

Elements on the modern periodic table are arranged according to their _________.

Which listing below shows the proper charges of the subatomic particles?

Halogens are found in what sub-shell or orbital block on the periodic table?

To become a negative ion, an atom must ____________.

Which of the following is the correct electron configuration for Phosphorus?

The average mass of all the isotopes for a given atom is called ___________.

Transition metals are located in which sub-shell or orbital block on the perioidic table?

Which subatomic particles are located inside the nucelus of an atom?

How many total electrons would a ion of magnesium (Mg⁺²) contain? 

A column on the periodic table can also be called a ________ or a ___________.

Group 1 elements are also called ____________.