Atomic History and the Periodic Table

Who wrote the first text book on chemistry?

The most common isotope of Lithium is

The Periodic Table is ordered by an atom's atomic number; which is the number of 

An atom that has gained or lost electrons is called a/an

An elements period tells you the number of an atom's

What scientist determined that atoms bonded in the outer, or valence electron shell?

All the elements in group 17 form a/an

An atomic model of Aluminum would have how many electron shells?

What part of an atom can never change?

The term for an atom's outermost electron shell.

Beryllium has how many electrons? 

Aluminum has how many electron shells?

An elements group determines an atom's number of 

When did J. J. Thomson discover the electron?

Who discovered the proton?

The atomic mass of magnesium is

Potassium, element 19, has how many valence shells?

A Lewis diagram of Sulfur would have how many electrons?

Boron forms an ion with what charge?

What is chlorine's atomic number?

Sodium's atomic symbol is

Who discovered the Neutron?

Silicon has how many electrons

Who was the first scientist co come up with the term 'atom'

Who is credited with the Atomic Theory of Matter?

What scientist determined that electrons orbited the nucleus in increasing energy levels?

An atom that has lost electrons is called a/an

How many periods are there on the Periodic Table?

How many groups are there on the Periodic Table?

Chlorine is a