Atoms and Their Parts
Periodic Table Basics
Electrons and Bonding
Element Families
Elemental Fun Facts
100

These are the 3 main subatomic particles in an atom.

What are protons, neutrons and electrons?

100

Each box on the periodic table represents this.

What is an element?

100

The outermost shell of electrons is called this.

What is the valence shell?

100

This group is known at the noble gases.

What is Group 18?

100

This element is one that humans breather in to survive.

What is Oxygen?

200

This subatomic particle has a negative charge.

What are electrons?

200

Elements in the same column (group) have this in common.

What are similar chemical properties and same number of valence electrons?

200

This type of bond involves sharing electrons.

What is covalent bonds?

200

This group contains highly reactive metals like sodium and potassium.

What is Group 1 (alkali metals)?

200

This element is used in pencils (even though people call it "lead").

What is carbon (graphite)?

300

Protons and Neutrons are located here.

What is the nucleus?

300

The atomic mass of an element represents this.

What are the total number of protons and neutrons in the nucleus?

300

This type of bond involves transferring electrons.

What is an ionic bond?

300

This group contains elements like fluorine and chlorine.

What is Group 17 (Halogens)?

300

This element is liquid at room temperature and toxic?

What is Mercury?

400

This is the charge of a neutron.

What is neutral (no charge)?

400

This element has the atomic number 1.

What is Hydrogen?

400

This many electrons can fit in the first energy level.

How many is 2?

400

All elements in Group 18 have this in common.

What is full valence shells?


400

This element is the most abundant in the universe.

What is Hydrogen?

500

This determines the atomic number of an element.

What is the number of protons?

500

When an element is described as "synthetic," it means this.

What is man-made and not naturally occuring on Earth?

500

This is the maximum number of valence electrons an atom can have.

What is 8?

500

This is the name of the elements in the middle of the table, often used in construction and electronics.

What are Transition metals?

500

This element is named after the sun.

What is Helium (from "Helios," Greek for sun)?

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