CHE 315 - Lab Safety Quiz

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Dr. Peitz - WSC - Organic Chemistry I & II

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49 Terms

1
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Always wear safety googles because

A) A person near you might have an accident that could endanger your eyes

B) Due to high vapor pressures of many organic chemicals resulting in pressure build-up, liquids can spray out of containers unexpectedly.

C) You may have an unexpected accident and endanger your eyes

D. All of these

Answer: All of these

2
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The person ultimately responsible for your safety in the laboratory is:

Yourself

3
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Food and drink are not permitted in laboratories because:

They may become contaminated with toxic substances

4
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Are there any conditions under which a study may work alone?

NO

5
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They eye washes for the organic lab are located?

On each sink and at the safety shower

6
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True or False: Dispose of flammable solvents down the sink?

False

7
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True or False: Open flames can be used in the organic lab

False

8
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True or False: In case of a fire, do not panic, step back, assess the situation, and take appropriate action, such as simply smothering a small fire with a watch glass.

True

9
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True or False: Organic vapors are often more dense than air, can travel some distance down a bench, and present a fire danger even though you are not working with flammables

True

10
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Which of the following will NOT have its own diposal container

Dilute Sodium Chloride

11
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Which of the following is a common way for hazardous chemicals to enter the body?

A. Ingestion

B. Absorption (e.g through skin or eyes)

C. Inhalation

D. Injection

E. All of these

Answer: All of these

12
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Which of the following toxic effect best describes materials that tend to build up in the body as a result of numerous exposures

Chronic poisoning

13
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Which of the following toxic effects is best described by materials that tend to cause an immediate and sometimes severe physiological reaction

Acute poisoning

14
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MSDS stands for

Material Safety Data Sheets

15
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Which of the following is NOT a use of MSDS

Literature reference for common names

16
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LD50

The lethal single dose in mg of a chemical per Kg of animal body weight that is expected to kill 50% of a test animal population

17
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Target Organ

Name of organs that are likely to be adversely affected by an overexposure to a chemical

18
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First Aid

Describes the procedures for emergency first aid

19
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CAS Number

The unique number assigned to each known chemical

20
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Control Measures

The types of protective clothing, gloves and respiratory protection that should be used in handling a chemical

21
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True or False: You are free to conduct unauthorized experiments

False

22
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True or False: You are free to bringing food or drinks into the lab

False

23
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True or False: Any injury, no matter how small, must be reported to an instructor immediately.

True

24
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True or False: Pour unused chemicals back into the reagent stock bottle

False

25
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Which of the following is NOT required on the label for bottles of chemicals

Common uses of the chemical

26
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Explosive

Known to explode under some conditions

27
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Corrosive

contact destroys living tissue as well as equipment

28
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Carcinogen

Suspected or known to cause cancer

29
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Pyrophoric

Catches fire spontaneously upon exposure to air

30
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Teratogen

causes birth defects and/or fetal dealth

31
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Chemicals labeled as lachrymators are generally considered to be

Extreme irritants to the skin, eyes, and respiratory tract and are dangerous in small quantities

32
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A fume hood is to be used

To control exposure to toxic, offensive, or flammable vapors

33
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What would immediately be used if your clothing caught fire or if a large chemical spill has occurred on your clothing?

Safety Shower

34
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What should be worn in a laboratory at all times to decrease the likelihood of eye injury?

Safety glasses

35
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The flash point of a substance is:

The lowest temperature at which its vapor will ignite in air

36
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A fire contained in a small vessel can usually be suffocated by

Covering the vessel with a watch glass

37
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What should be done if a chemical gets in the eye?

Use the eye wash fountain for at least 15 minutes; then notify the instructor

38
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The safety shower for the organic lab is located

By the entrance door to organic lab

39
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When using flammable solvents

Never use burners and other ignition sources in the vicinity

40
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Why should you wear goggles in the lab even if you personally are not working with chemicals?

Someone at another bench may spalsh you

41
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Who must leave the building when the emergency alarm sounds

Everyone

42
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Any excess of a chemical that has been measured out should be

Disposed of as waste

43
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The Rally point for the class when the emergency alarm sounds is? (Rally point is where we go to ensure everyone is accounted for)

Conn library lobby

44
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Watch the video “CC General layout of lab 311” in Lab Module 3: Which workstations can you work at?

Ones with Gold labels

45
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Watch the video “CC General layout of lab 311” in Lab Module 3: Where are the graduated cylinders located?

Under first sink, left side

46
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Watch the video “CC General layout of lab 311” in Lab Module 3: Where are the small beakers located?

Under second sink, right side

47
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Watch the video “CC General layout of lab 311” in Lab Module 3: Where are the large beakers located?

under second sink, left side

48
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Clean up glassware and put it away at the end of each lab

Yes

49
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Upload PDF of WSC safety sheet you initialed and signed

Make sure its 2 pages of initials and signature and printed name at the bottom of 2nd page