WorksheetsLab Techniques & Safety
Total questions: 22
Worksheet time: 11mins
In the lab, if your hair is long it should always be ___
on fire
knocking stuff over
tied up
occluding your vision
Clothes should ___
look hunky
include sandals
expose your midriff
cover your body as much as possible
To protect your most vulnerable organ, always ___
wear eye protection
wear sandals
eat or drink in the lab
work alone in the lab
In the Hazardous Material diamond each little box is rated with numbers between ___
zero and three
one and five
zero and four
one and four
In the HazMat diamond, what does the little blue box indicate?
flammability
chemical reactivity
health
extra information
In the HazMat diamond, the little red box indicates ___
flammability
chemical reactivity
health
extra information
In the HazMat diamond, what does the little yellow box indicate?
flammability
chemical reactivity
health
extra information
If certain kinds of exposure to a chemical will kill you, the HazMat diamond will indicate ___
a four in flammability
a five in chemical reactivity
a five in health
a four in health
If a chemical is both very flammable and gaseous, the HazMat diamond will indicate ___
a four in flammability
a five in chemical reactivity
a five in flammability
a four in chemical reactivity
If a chemical is capable of exploding at room temperature, the HazMat diamond will indicate ___
a four in flammability
a five in chemical reactivity
a five in flammability
a four in chemical reactivity
On the HazMat diamond, any special hazards or extra information is shown in ___
the blue box on the left
the red box at the top
the yellow box on the right
the white box underneath
Before you even touch a chemical, what should you read?
the IUPAC naming conventions
the MSDS
your chemistry textbook
Annual Reports in Medicinal Chemistry
MSDS is an abbreviation for___
multiple safety data system
multiple systems data sheet
material safety data sheet
material safety display system
When doing chemistry that might contain noxious fumes, where should the operations be performed?
in a fume hood
beside a respiration station
near an air lock
in a temperature controlled lab
To ensure gases are properly vented when using a fume hood, what should be kept at the right level?
the A/C unit
the temperature
the sash
the heating unit
If something happens to you in the lab, and you're unsure if it was serious or minor, you should ___
try to cover it up
tell a friend
tell your instructor
ignore it
If you want to know what something smells like, ___
waft it toward your face
stick your face in it
breath in deeply
ask your lab partner to smell it
When pouring a liquid from one container to another, you should ___
pour it as slowly as possible
pipette by mouth
dribble it down the side of the container
commit
When cleaning up broken glass, what should you use?
your fingers
your hands
a pipette
a broom and a dustpan
When feeding a piece of tubing through a stopper use a bit of lubricant and ensure ___
your hand is on the other side
your hand is not on the other side
you hold it far away
it breaks
To dispose of some chemicals, like common acids or bases, ___
flush them, but don't dilute them
pollution is the solution
dilution is the solution to pollution
put them in a waste container
Rule of thumb: always know the right way to dispose of something before ___
you even start to use it
you mix it with something else
disposing of it
you pour it into another container
