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Atoms
Mixtures
Periodic Table
Compounds
Grab Bag
100
These are the building blocks of all matter.
What are atoms?
100
This is the "least mixed" of all mixtures.
What is a heterogeneous mixture?
100
This is a short way of writing the chemical elements.
What is the chemical or element symbol?
100
A pure substance that is made of more than one element.
What is a compound?
100
This is the smallest particle of an element that has the properties of that element.
What is an atom?
200
These are the positively charged particles in the nucleus of an atom.
What are the protons?
200
This is the "best mixed" of all mixtures.
What is a solution?
200
The larger printed number on the periodic table is this.
What is the atomic number?
200
This is the simplest type of pure substance.
What is an element?
200
In a solution, this substance does the dissolving.
What is the solute?
300
The subatomic particle that is neutral is this.
What is a neutron?
300
This is a solution of metals.
What is an alloy?
300
This is the longer number with a decimal and following numbers.
What is the atomic mass or weight?
300
These are combinations of chemical symbols.
What are chemical formulas?
300
The description of a chemical reaction using symbols and formulas is called this.
What is the chemical formula?
400
These are the forces that hold the atoms together.
What are the bonds?
400
This is made of two or more atoms that have been chemically combined.
What is a molecule?
400
The number of protons in the nucleus of an atom is called this.
What is the atomic number?
400
These are the two major types of matter.
What are heterogeneous and homogeneous matter?
400
Salt water is an example of this type of mixture.
What is a homogeneous mixture?
500
Each proton has a mass of this amount.
What is one atomic mass unit.
500
This is matter that consists of two or more substances mixed together but not chemically combined.
What is a mixture?
500
This is the sum of the protons and neutrons in the nucleus of an atom.
What is the mass number?
500
Compounds are made out of these.
What are molecules?
500
According to its makeup, matter can be classified as elements, compounds, mixtures and this.
What is a solution?