Chemistry is a Physical Science
Matter and its Properties
Elements
Miscellaneous
100
What is any substance with a definite composition?
a chemical
100
What is matter?
Anything that has mass and occupies space (volume).
100
What are the veritcal columns on the periodic table called?
Groups or Families
100
what are the three states of matter?
Solid, Liquid, Gas
200
What is chemistry?
The study of the composition, structure, and properties of matter and the changes it undergoes.
200
What are the two proporties of matter?
Intensive and Extensive.
200
What are the horizontal rows of the periodic table called?
Periods
200
What are the two parts of a chemical reaction?
Products and reactants
300
What research is carried out to solve a specific problem?
applied research
300
What are the basic building blocks of matter?
Atoms, Elements, and Compounds.
300
How many groups are in the periodic table?
18
300
What are the two subcatagories of pure substances?
Elements and compounds.
400
What is the use of mathematics and computers to design and predict the properties of new compounds?
theoretical chemistry
400
Which is a homogeneous mixture? -water and salt solution or -water and clay solution
Salt and Water solution
400
What is a metalloid?
An element that has some characteristics of metals and some characteristics of nonmetals.
400
What are two ways to separate a mixture?
filtration, evaporizaion, centrifuge, decantation, and distillation.
500
What are three of the 6 branches of chemistry?
organic, inorganic, physical, anaytical, biochemistry, theoretical.
500
What kind of change is ice melting into water?
Physical Change
500
List all of the Noble Gases.
He, Ne, Ar, Kr, Xe, Rn
500
Tell whether magnesium a pure substance or mixture
pure substance.
M
e
n
u