Accelerated- Periodic Table Organization

Front

What group are the Halogens in?

Back

Group 17

Front

Who proposed the atomic model that describes atoms as indivisible particles?

Back

Dalton

Front

What is a helium nucleus with two protons and two neutrons called?

Back

Alpha particle

Front

How many neutrons are in a Gold atom?

Back

118

Front

Who created the first periodic table using atomic mass?

Back

Mendeleev

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are the main categories of elements in the periodic table?

Back

Metals, Nonmetals, and Metalloids.

Front

What is the significance of the periodic law?

Back

It states that the properties of elements are a periodic function of their atomic numbers.

Front

What are noble gases?

Back

Elements in Group 18 that are colorless, odorless, and inert.

Front

What is an isotope?

Back

Atoms of the same element with different numbers of neutrons.