States of Matter
Periodic Table
Physical & Chemical Properties/Changes
Elements, Compounds & Mixtures
Atoms
100
The 3 main states of matter.
What is solid, liquid and gas
100
The number on the periodic table that tells you the number of protons in an element.
What is the atomic number?
100
Tearing paper (what type of change?)
What is a physical change?
100
Two or more atoms combined.
What is a compound or a molecule?
100
The three parts of an atom.
What are protons, neutrons, and electrons?
200
A state of matter with a definite shape and a definite volume.
What is a solid?
200
A column in the periodic table. All elements in a column have similar properties.
What is a group or family?
200
Melting (physical or chemical change).
What is a physical change?
200
Salt Water (element, compound or mixture?)
What is a mixture?
200
Electrons involved in atoms bonding together in chemical bonds. These electrons are located in the outside shell of an atom.
What are valence electrons?
300
A phase change from a solid to a liquid.
What is melting?
300
Elements on the left side of the periodic table (metals or non-metals).
What are metals?
300
Oxygen + Hydrogen => Water (H2O) (physical or chemical change?)
What is a chemical change?
300
Sodium (element, compound, or mixture?)
What is an element?
300
The electrical charges of protons, neutrons, and electrons.
What is protons are positive, neutrons are neutral, and electrons are negative?
400
The phase change of a gas to a liquid.
What is condensation?
400
The total mass of protons and neutrons in a single atom of an element.
What is the atomic mass?
400
3 signs that a chemical reaction has occurred.
What are: -formation of a gas -formation of a solid -color change -temperature change -production of light?
400
Soil, salad, or salt water.
What is a mixture?
400
The number of neutrons in an atom of Sodium. (HINT: Atomic number = 11; Atomic mass = 23).
What is 12?
500
The phase change from solid to gas (no liquid)
What is sublimation?
500
Elements that have similar properties.
What are elements in the same family or column of the Periodic Table?
500
Properties of matter based on its ability to change into a new kind of matter with different properties
What are chemical properties?
500
A compound.
What is multiple different elements chemically bonded together?
500
The difference between an atom and an element.
What is an element is one type of atom with a certain number of protons.
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