Periodic table
Physical or Chemical change
Compound, molecule, or mixture
Chemical equation
Random
100

Location of the atomic number.

Where is the top left corner of the element?

100

Change involving salt dissolving in water.

What is a chemical change?

100

H2O.

What is water (compound)?

100

This element has 1 electron and has an atomic mass of 1.

What is Hydrogen; an element with one proton and neutron.

100

Definition of matter.

What is anything that takes up space?

200

Amount of elements

How much is 118?

200

Freezing water.

What is a physical change?

200

Air.

What is a mixture of nitrogen, oxygen, carbon dioxide, and more?

200

This element has 47 electrons and an atomic mass of 107.87.

What is silver; an element with 60 neutrons and 47 protons.

200

The way the first periodic table was made structure-wise.

What is the order of atomic mass?

300

Element with an atomic number of 12 and an atomic mass of 24.31

What is Magnesium (MG)?

300

Rusting of Iron.

What is a chemical change?

300

CO2.

What is carbon dioxide (molecule)?

300

Calculation of neutrons.

What is atomic #-# of protons?

300

Creator of the periodic table.

Who is Dmitri Mendeleev.

400

Draft of System and Elements.

What is the first name for the periodic table?

400

2 combined substances that change the structure.

What is chemical change?

400

Al.

What is a mixture (aluminum)?
400

This element has 85 electrons and has an atomic mass of 210.

What is astatine; an element with 125 neutrons and 85 protons.

400

Definition of chemistry.

What is the study of matter and what makes up everything on the Earth?

500

The first element discovered on the periodic table.

What is Phosphorus?

500

Difference between physical and chemical change


What is a chemical change where matter is changed and in a physical change, it is not?

500

Ethanol.

What is a compound.

500

2H2+O2.

What is 2H2O2? (2 molecules of bleach)

500

The time Chemistry was discovered.

What are the 16th and 17th centuries? 

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