Atoms
Valence Electrons
Periodic Table
Isotopes
Elements
100

The neutral particle in an atom.

What is the neutron?

100

The maximum number of electrons that can be found in the first orbital.

What are 2 electrons?

100

The three main types of elements on the periodic table.

What are metals, nonmetals, and semimetals?

100

The part of the atom that the isotope number affects.

What is a neutron?

100

The element used in pools to keep bacteria and microorganisms from growing.

What is chlorine?

200

The positively charged particle in an atom.

What is a proton?

200

The number of valence electrons in the 6A group on the Periodic Table.

What are 6 electrons?

200

The rows that run horizontally on the Periodic Table and have the same number of electron orbitals.

What are periods?

200

The mass of an element will increase if you do this.

What is add neutrons?

200

The element most commonly linked with a popular comic book character.

What is Krypton?

300

The negatively charged particle in an atom.

What is an electron?

300

The maximum amount of electrons that could be found in the 2nd orbital.

What are 8 electrons?

300

The four key pieces of information for every element on the periodic table.

What are Symbol, Name, Number and Mass?

300

The mass of an element will decrease if you do this.

What is remove neutrons?

300

The gas used to make bright signs.

What is neon?

400

The parts of the atom found in the nucleus.

What are the protons and neutrons?

400

Valence electrons can be found here.

What is the outer-most orbital of the electron cloud?

400

The columns that run vertically on the Periodic Table and have the same number of valence electrons.

What are groups?

400

The mass of Oxygen if 4 neutrons were added.

What is 20?

400

The element that most things on earth contain.

What is carbon?

500

The particles in an orbital cloud around the nucleus.

What are the electrons?

500

The maximum amount of electrons you could be found the 3rd orbital.

What is 18 electrons?

500

The least reactive group on the Periodic Table.

What are the Noble Gases?

500

The mass of Carbon in 2 neutrons were removed.

What is 10?

500

The only element that does not have a neutron.

What is hydrogen?