WorksheetsLab Safety + Bunsen Burner Procedure
Total questions: 15
Worksheet time: 14mins
What should you do if you accidentally break glassware?
Tell your teacher immediately, then begin sweeping it up
Immediately begin to sweep the glass up to prevent anyone getting hurt
Tell your teacher immediately, do not try to clean it up
Don't tell anyone and hope you don't get in trouble
Your bunsen burner with a safety flame is knocked over, what do you do?
Place it back on the heatproof mat, it is only on safety flame so this is safe to do.
Turn off the gas at the gas tap, pick up the bunsen burner by the barrel and place it back on the mat
Turn off the gas at the gas tap, then let your teacher know
Panic, don't do anything because you're a bit scared you'll get into trouble
What is the hottest part of a blue flame? This is where you should hold a test tube when heating materials in a test tube
1
2
3
4
When lighting a bunsen burner, the
collar must be open, opening the air holes
collar must be shut, closing the air holes
collar must be half open, slightly opening the air holes
it doesn't matter what position the collar is in
You are trying to turn off a bunsen burner but it won't turn off. What do you do?
Leave it unattended on safety flame
Let your teacher know immediately
Hit the Emergency Stop valve that shuts off the gas before anyone gets hurt
Remove the hose from the gas tap as this will turn off the bunsen burner
You are heating solids over a bunsen burner. You run out of test tubes to use, it is okay to use a conical flask. True or false?
True
False
True, only if there are no test tubes left to use
When heating a test tube over a bunsen burner, it should be
held pointing straight up to ensure it heats up evenly and not moving it around
held at an angle toward you so you can see in, moving it around slightly to ensure it doesn't overheat
held at an angle away from you as that is safer, moving it around slightly to ensure it doesn't boil over
held at an angle away from you as that is safer, and not moving
You have finished mixing some chemicals for a practical, what should be done with them?
flushed down the sink
all poured in together into a large conical flask for easier
Ask your teacher, they will need to be disposed of safely
left on the bench for someone else to clean up for you
(Select all the right answers)
PPE that you may be required to wear when conducting an experiment in the lab.
Safety glasses
Apron
Hair tie to keep hair up
Gloves
(Select all the right answers).
The lab can be a busy and noisy place with lots of people. You should always:
Be mindful of others around you
Adhere to the safety rules
Use your inside voice, no yelling
Be patient when sharing equipment. Too many scientists spoils the experiment!
When finished with an experiment,
you and your lab partner are to clean up all used materials and put equipment back where it belongs
leave everything out, its not your job to clean up
put away half of your equipment, some is better than none right?
Let your lab partner do all the cleaning up by themselves, they can handle it
What is this?
Test tube
Test tube holder
Conical Flask
Volumetric flask
What is this?
conical flask
flask
test tube
watch glass
What is a gauze mat used for?
frisbee in the lab when you are bored
a drink coaster
supports a beaker while it's heating
supports a beaker while it's heating AND spreads heat evenly
What is a measuring cylinder used for?
Accurately measures volumes of chemicals
Accurately measures weight of chemicals
A suitable container to mix chemicals in
A suitable drinking cup when you don't have a drink bottle
