Question

Chemical properties


include changes of state of a substance.


include mass and color


include changed that alter the identity of the substance.


can be observed without altering the identity of the substance.

Question at position 2
2

Multiple Choice
2.5 points



Question at position 2

Two features that distinguish matter are


mass and velocity.


weight and velocity.


mass and volume.


weight and volume.

Question at position 3
3

Multiple Choice
2.5 points



Question at position 3

The state of matter in which a material has definite shape and definite volume is the


liquid state.


solid state


gaseous state


vaporous state

Question at position 4
4

Multiple Choice
2.5 points



Question at position 4

The state of matter in which a material has neither a definite shape nor a definite volume is the


gaseous


liquid


elemental


solid

Question at position 5
5

Multiple Choice
2.5 points



Question at position 5

The state of matter in which particles are rigidly held in fixed positions is the


gaseous


liquid


solid


vaporous

Question at position 6
6

Multiple Choice
2.5 points



Question at position 6

Physical means can be used to separate


elements


pure substances


mixtures


compounds

Question at position 7
7

Multiple Choice
2.5 points



Question at position 7

Based on their location in the figure below, oxygen and selenium have

image.png


the same number of neutrons


the same conductivity.


similar properties.


the same number of electron orbitals.

Question at position 8
8

Multiple Choice
2.5 points



Question at position 8

Based on its location in the figure above, you could infer that ____ is very unreactive


Xe


P


Si


Ca

Question at position 9
9

Multiple Choice
2.5 points



Question at position 9

When gathering glassware and equipment for an experiment, you should....


read all directions carefully to know what equipment is necessary.


examine all glassware to check for chips or cracks.


clean all glassware that appears dirty.


carefully do all of the above.

Question at position 10
10

Multiple Choice
2.5 points



Question at position 10

A vertical column of blocks in the periodic table is called a(n)


group


period


property


octet

Answer 1

Chemical properties
- include changes that alter the identity of the substance.

2. Two features that distinguish matter are
- mass and volume.

3. The state of matter with definite shape and definite volume is the
- solid state.

4. The state of matter with neither definite shape nor definite volume is the
- gaseous.

5. The state of matter in which particles are rigidly held in fixed positions is the
- solid.

6. Physical means can be used to separate
- mixtures.

7. Based on their location in the figure, oxygen and selenium have
- similar properties.

8. Based on its location in the figure above, you could infer that ____ is very unreactive
- Xe (xenon).

9. When gathering glassware and equipment for an experiment, you should....
- carefully do all of the above.

10. A vertical column of blocks in the periodic table is called a(n)
- group.