Vocabulary & objectives for chapter two Matter
Vocabulary: define each &/or give an example of each
Matter
Homogeneous mixture
Intensive property
solute
Pure substance
solvent
Element
aqueous
compound
Precipitate
Physical change
Filtration
Chemical change
Chromatography
mixture
Distillation
Heterogeneous mixture
Intermolecular force
Subatomic particles
Objectives:
1. Classification of matter: sketch the flow chart of matter
2. Intensive Properties of a sample determine its classification within the divisions of matter
a. List 3 intensive Properties of matter (table S)
b. List 3 physical changes of matter:
c. List four signs a chemical reaction occurred
3. 3 states of matter define by describing
strength of intermolecular force
movement
shape
Solid
Liquid
gas
4. What subatomic particle count is called the atomic number of the element?
5. How is a 5% NaClaq similar to a 10% NaClaq solution? How are they different?
volume
Vocabulary & objectives for chapter two Matter
6. Particle diagrams depict states of matter and classification of matter
a. Classify the samples depicted below:
7. Why is a solution an example of a homogeneous mixture? (Use NaCl(aq) )as your example).
8. Which type of mixture will settle out upon standing?
9. Lab procedures for the separation of mixtures of matter are based on physical properties of
matter. Make sure in the definition boxes above you’ve included the property for each procedure.
10. Conservation of matter= law conservation of mass. Explain this law applied to the following
chemical equation: 5g of Ba(s) + 10 g of S(s)
15g of BaS(s)
11. Why is melting only a physical property and not a chemical change?
12. Interpret the following formulas: classify, & where applicable name:
a. O2:
b. Proteins
c. C6H12O6
d: NaCl
e. cobalt
f. P
g. NaClaq
h.Co
i. CO2