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Test 1.3 Study Guide

Total questions: 70

Worksheet time: 6hrs 50mins

Name
Class
Date
1.

when do you notify the teacher of accidents or unsafe lab conditions?

a)

immediaitely

b)

after the accident

c)

tomorrow

d)

never

2.

when using an open flame what should the student do to be safe? Check all that apply.

a)

Tie back long hair

b)

Tie back loose clothes

c)

leave the bunsen burner unattended

d)

never look into the container while heating it.

3.

should the student start the experiment without teacher supervision in the lab?

a)

yes

b)

no

4.

purpose of Googles?

a)

used to protect the eyes from foreign objects

b)

used to look closer at objects

c)

students should not where googles

d)

help determine the mass of an object.

5.

what is the purpose of a graduated cylinder?

a)

used to find the temperature of a substance

b)

used to find precise volume of liquids

c)

used to find the force of an object

d)

used to mix chemicals

6.

what is the purpose of the beaker?

a)

used to drink out of

b)

used for stirring, mixing, and heating liquids

c)

measure the volume of a liquid

d)

used to transfer liquids

7.

what tool is this?

a)

tripple beam balance

b)

electronic scale

c)

spring scale

d)

flask

8.

what is this?

a)

graduated cylinder

b)

flask

c)

beaker

d)

funnel

9.

what is the purpose/ use of a petri dish

a)

used to eat off of.

b)

used to grow cultures of microorganisms

c)

used to mix substances

d)

used to measure the volume of a solid.

10.

what is this equipment called?

a)

petri dish

b)

graduated cylinder

c)

test tube

d)

hand lens

11.

When elements are in the same ROW they are all in the same-

a)

Chemical Symbol

b)

Period

c)

Family

12.

When elements are in the same COLUMN they are all in the same-

a)

Chemical Symbol

b)

Period

c)

Family

13.

What do we call the one or two letter abbreviations for elements on the Periodic Table?

a)

Chemical Symbol

b)

Period

c)

Family

14.

Using this section of the periodic table, what is the chemical symbol for Silicon?

a)

S

b)

Si

c)

C

d)

Cl

15.

Elements in the same ________ have the most similar chemical reactivity.

a)

Chemical Symbol

b)

Period

c)

Family

16.

Check all the characteristics of nonmetals.

a)

most are gasses at room temperature

b)

solid at room temperature

c)

Poor conductor of electricity

d)

dull luster

e)

good conductor of electricity

17.

Check all the characteristics of most metals.

a)

most are gasses at room temperature

b)

solid at room temperature

c)

Poor conductor of electricity

d)

dull luster

e)

good conductor of electricity

18.

In what order do we find these on the Periodic Table?

a)

metals, nonmetals, metalloids

b)

metalloids, metals, nonmetals

c)

nonmetals, metalloids, metals

d)

metals, metalloids, nonmetals

19.

What classification of element is Silicon?

a)

Metal

b)

Nonmetal

c)

Metalloid

20.

What classification of element is Bromine?

a)

Metal

b)

Nonmetal

c)

Metalloid

21.

What classification of element is Lithium?

a)

Metal

b)

Nonmetal

c)

Metalloid

22.

Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)

a)

H3SO4

b)

HSO4

c)

H4S3O

d)

H2O

23.

Which of the following is a compound?

a)

Co

b)

O2

c)

C

d)

CO2

24.

How many atoms are there TOTAL in:
H2SO4

a)

6

b)

5

c)

7

d)

3

25.

How many elements are in C6H12O6?

a)

1

b)

2

c)

3

d)

4

26.

Number of C's in 2Na₂CO₃

a)

1

b)

2

c)

3

d)

5

27.

a capital letter or combination of a capital letter and a small letter that is used to represent an element is called a(n) ________

a)

chemical symbol

b)

element sign

28.

How many Hydrogen atoms in 3(NH₄)₂CrO₄?

a)

4

b)

2

c)

8

d)

24

29.

How many atoms are present if there is no subscript following the element symbol?

a)

0

b)

2

c)

only 1

d)

1 million

30.

How many atoms of Hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

31.

Which of the following is an element?

a)

H

b)

NaOH

c)

CO2

d)

H2O

32.

Which of the following is a compound?

a)

H2O

b)

Mg

c)

O

d)

C

33.

Which of the following is an element?

a)
b)
c)
d)
34.

Which of the following is a compound?

a)
b)
c)
d)
35.

Elements are ____

a)

2 or more atoms chemically combined

b)

represented with subscripts

c)

pure substances with 1 type of atom

d)

represented with multiple symbols together

36.

Elements are represented---

(Choose all that are correct.)

a)

with a single symbol (may be 1 or 2 letters)

b)

on the periodic table

c)

with multiple symbols together

d)

with subscripts

37.

Which of the following are true about compounds?

a)

They are represented with multiple element symbols together

b)

They contain subscripts

c)

They are represented on the periodic table

d)

They are in things we use everyday

38.

What is the correct formula for this compound?

a)

NH

b)

N3H

c)

NH3

d)

NH4

39.

This picture represents which of the following?

a)

element

b)

compound

40.

This picture represents which of the following?

a)

element

b)

compound

41.

Elements are classified as pure substances.

a)

True

b)

False

42.

A change where one or more new substances are created.

a)

Physical Change 

b)

Chemical Change 

43.

Is melting butter for popcorn a chemical or physical change?

a)

chemical

b)

physical

44.

Which of the following is NOT an example of a physical change?

a)

crumpled paper

b)

pencil sharpening

c)

shrunken clothing

d)

rust

45.

Silverware tarnishing is an example of a _____ change

a)

Physical

b)

Chemical

46.

When you break a cracker into pieces it is a...

a)

Chemical change

b)

Physical change

47.

Is sharpening a pencil a physical or chemical change?

a)

Physical 

b)

Chemical

48.

During a chemical change, atoms...

a)

Are rearranged to form something new

b)

Stay the same

c)

Arranged to become a liquid

49.

Check all the different forms of matter

a)

Solid

b)

Liquid

c)

Gas

d)

Density

e)

Atoms

50.

Is water melting a physical or chemical change?

a)

Physical

b)

Chemical

51.

Is digesting your food a physical or chemical change?

a)

Physical

b)

Chemical

52.

When baking soda and vinegar mix it creates a bubbly mess. Is this a chemical or physical change?

a)

Physical

b)

Chemical

53.

If the chemical properties of a substance remain unchanged and the appearance or shape of an substance changes it is called a

a)

Chemical change

b)

Physical change

c)

Both a physical and chemical change

d)

Neither a physical or chemical change

54.
One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?
a)
evaporation; chemical change
b)
condensation; physical change 
c)
evaporation; physical change
d)
condensation; chemical change
55.
The substance being dissolved in a solution.
a)
sands
b)
solute
c)
solvent
d)
alloy
56.
The substance in which a solute is dissolved
a)
sands
b)
solvent
c)
alloy
d)
negative particles
57.
A solution is a ___________mixture.
a)
heterogeneous
b)
homogeneous
c)
concentration
d)
ionic
58.
Solutions are composed of __________ .
a)
salts and solutes
b)
solvents and salts
c)
solutes and alloys
d)
solutes and solvents
59.

A solution that contains all of the solute that it can hold at a given temperature.

a)

unsaturated solution

b)
saturated solution
c)

homogeneous solution

d)
diluted solution
60.

A solution that can still dissolve more solute at a particular temperature.

a)

heterogeneous solution

b)
saturated solution
c)
unsaturated solution
d)

homogeneous solution

61.
When water is added to a solution it is called a ______________
a)
dilution
b)
concentration
c)
heterogeneous solution
d)
dissociation
62.
Saturated, unsaturated, and supersaturated solutions are defined by how much __________ can dissolve in a solvent
a)
sugar
b)
liquid
c)
solution
d)
solute
63.

In a sample of salt water, NaCl (salt) would be considered the ______.

a)
Solution
b)
Solute
c)
Solvent
d)
Solvation
64.
When one of the parts of the solution is water we call it _________. 
a)
water stuff 
b)
water mixture 
c)
aqua-man
d)
aqueous 
65.
If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?
a)
water
b)
powder
c)
sugar
d)
powder and sugar
66.
A solution is a kind of ________. 
a)
mixture 
b)
compound 
c)
element 
d)
stuff 
67.
a)

solvent

b)

solution

c)

solute

68.
a)

solvent

b)

solute

69.

Water dissolves __________ well.

a)

polar substances (like sugar)

b)

nonpolar substances (like oil)

c)

bricks

70.

A water-based solution is also known as an

a)

orange solution

b)

aqueous solution

c)

plot solution

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