How can chemicals mix?
How can we separate chemicals?
How do we name simple chemical compounds?
How can we find the mass of a molecule?
Miscellaneous
100
The smallest particles that still have unique properties and cannot be split any smaller has been given this name.
What is an element?
100

Mixtures of chemicals can be separated by _______ and _______ techniques.

What is physical and chemical?

100

What is the chemical symbol of hydrogen?

What is H?

100
On the periodic table for any element, you can often find the atomic number, atomic mass, the name of the element, and this.
What is the atomic symbol?
100

Group number and period number of helium.

What is Group 18 and Period 1?

200
The forces between particles are relatively weak for this state of matter.
What is gas?
200

A method that can be used to separate a suspension of a liquid and a solid, where the solid removed is called the residue and the liquid, filtrate.

What is a filtration?

200

We name simple chemical compounds by using _______________.

What is a chemical formula?

200
The periodic table, as we know it today arranged by the number of protons, was developed by this Russian chemist.
Who is Dmitri Mendeleev?
200

What gases* are released during cellular respiration? (Hint: cellular respiration is the opposite of photosynthesis)

What is carbon dioxide and water vapor?

300
Steel, apple juice, and air are all examples of this type of mixture.
What is a solution/homogeneous mixture?
300

When the mixture consists of a solid substance that is dissolved in the solvent, what type of separation technique is usually used?

What is evaporation?

300

The first element named in a compound is usually this type of element.

What is a metal?

300
Metals and non-metals are separated on the periodic table by these elements that have properties of both metals and non-metals.
What are metalloids?
300

Purest form of carbon

What is diamond?

400
The strength of the forces between particles in a solid are this.
What is very strong?
400

A separation technique where a liquid is boiled and the vapor is condensed to obtain a purer sample of said liquid.

What is distillation?

400

The prefix used for 4 atoms in a compound.

What is tetra-?

400
Alkali metals are found in this group number.
What is Group 1?
400

"Father of the Periodic Table"

Who is Dmitri Mendeleev?

500

Particle theory rests on four main postulates: 1. All matter is made up of particles, 2. All particles are the same for a pure substance, 3. All particles exhibit an attractive force, and 4. this...

What is "All particles are always in motion"?

500

_________  _________ separates crude oil into different* substances(e.g. gasoline and diesel)

What is a fractional distillation?

500

The rule that determines which element is named first in a compound.

What is the element furthest to the bottom left on the periodic table?

500

Group 17 goes by this name.

What is a halogen?

500

The chemical formula of FOOF (Hint: F is the chemical symbol of fluorine)

What is dioxygen diflouride?

*"FOOF" is the nickname of (O2F2)

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