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Vocabulary
Vocabulary
A characteristic of a substance that doesn't change.
What is property.
Where is an electron located?
What is the electron cloud.
The atomic number tells us what?
What is how many protons there are in an atom (and how many electrons in a neutral atom).
What is the difference between gas nitrogen and liquid nitrogen?
What is energy.
Matter is anything that _______ and ________.
What is has mass and takes up space.
Made of one type of material throughout (ex: tin)
What is a substance.
What type of charge does a proton have?
The atomic mass tells us what?
The faster atoms/molecules move, the ______ the temperature.
What is higher.
An atom is mostly _____ space.
What is empty.
What a solid breaks apart into particles too small to see and it mixes completely in the liquid.
What is to dissolve.
The mass of the atom is located where?
What is the nucleus.
The 2-3 letters abbreviation in each box represents what?
What is the chemical symbol.
Molecules vibrate in place, no change in shape, and no change in volume.
What is a solid.
Atoms are considered the ______ _______ of the universe.
What are building blocks.
A blend of two or more substances.
What is a mixture.
Neutrons have a _____ charge and a mass of _____?
What is neutral and +1.
How do you calculate how many neutrons there are in an atom?
What is you subtract the protons (atomic number) from the atomic mass.
Condensation is when what state of matter turns to what state of matter.
What is a gas to a liquid.
In a Bohr Model, there are ____ electrons on the first shell, ____ electrons on the second shell, and ____ electrons on the third shell.
What is 2, 8, and 18.
When a material doe not dissolve in something else.
What is insoluble.
An electron has a charge of ______ and a mass of _____.
What is negative and 0.
How are elements grouped on the periodic table?
What is by similar characteristics (ex: gases, metals)
What happens to atoms/molecules when the temperature reaches absolute zero?
What is they come to a complete stop.
If the mass of Aluminum is 26.9815 and the atomic number is 13. How many neutrons are there?
What is 13.