Atoms
Elements
Periodic table
Mystery 1
Mystery 2
100
Atoms are composed of these 3 subatomic particles?
What is protons, neutrons, and electrons?
100
Substance made up of only one kind of atom.
What is an element?
100

How many rows are in the periodic table?

What are 7?

100

What elements are in the chemical formula of table salt (NaCl)

What is Sodium and Chlorine?

100

Everything that takes up space and has mass is...

What is Matter?

200
Particle with a neutral charge in an atom.
What is a neutron?
200

Ne is the chemical symbol for this element.

What is Neon?

200

How many columns do you find in the periodic table? 

What are 18 columns?

200

The chemical formula for water.

What is H2O?

200

The 3 states of matter.

What is solid, liquid, gas?

300
Center of the atom that makes up most of the atom's mass.
What is the nucleus?
300

Chart used by scientist to list and find all the chemical  elements.

What is the periodic table?

300

The columns of the periodic table are known as...

What are groups?

300

The 2 in the chemical formula H2O means this.

What is two atoms of hydrogen?

300

The term used to describe the point at which a solid becomes a liquid.

What is the melting point?

400
Particles located in the nucleus of an atom.
What is protons and neutrons?
400

The three types of chemical elements

Metals, NonMetals and Metalloids

400

The rows of the periodic table are known as...

What are periods?

400
The chemical formula for carbon dioxide.
What is CO2?
400

Tiny particles that composes matter, even cells...

What is Atoms?

500
The number of protons a hydrogen atom has.
What is 1 proton?
500

The element with atomic symbol Cu.

What is Copper?

500

How many element are in the periodic table?

What are 118?

500

The definition of a compound.

What is two or more different atoms joined together?

500

Sand in water is an example of this.

What is a heterogenous mixture?

M
e
n
u