Chem 108 Safety Quiz
What are two things you should remember to do when you pour a chemical from a reagent bottle?
1)Don't put the stopper on the table 2)Read and reread labels 3)Cap bottle after use
Where should you dispose of aqueous solutions of metal compounds?
Aqueous Metal Waste Container (Red) in hood
If an acid is spilled, what should you pour over it?
Baking soda to neutralize acid
Where should you dispose broken glass
Cardboard Glass Disposal Bin
What are two things you should do when heating glass flasks?
Check it for cracks, and secure it with a clamp
How can you put out a large fire?
Use the fire extinguisher. If it's too big, leave the room.
What should you do if you get chemicals in your eyes?
Wash them in an eyewash fountain for at least 15 minutes, then see a doctor to check for any damage.
When should a fume hood be used?
When you work with harmful, volatile chemicals
Where should you dispose of used matches?
Matches only tins
Where should you dispose of acids?
Neutralizing bucket (bucket of baking soda) then down sink
Do you need to shake down a lab thermometer?
No
May you eat or drink in lab?
No
How should you dress for lab?
No loose sleeves, clothes that are fitted but don't prohibit movement, closed toed shoes, long pants, hair tied back.
Is it ok to pour unused reagents back in a a reagent bottle?
No, you could risk contamination from other chemicals in the lab
Where should we dispose of the organic liquids?
Organic waste container in hood (white)
How should you clean up a chemical spill?
Pour an absorbent like kitty litter, then mop it up.
Why should you not heat a container that is closed?
Pressure could build & it could explode + burst the flask
How can you stop a small fire?
Put a watch glass over the container containing the fire.
What should you do, in order, if you spill chemicals, especially acid, on your clothes?
Rinse your body thoroughly for at least 15 minutes in the safety shower.
Where should you dispose paper towels used to clean up chemicals?
Solid Dry Waste Container
What is the safest way to light a Bunsen burner with a match?
Strike match and then turn on gas
Why should you not stick the thermometer in a Bunsen burner flame?
The temperature is too high and it will break
Where should you dispose of paper towels that do not have chemicals on them?
Trash can
When diluting an acid with water, you should always add the ________ to the _________, and not the other way around
AA=Add Acid Add acid to the water
What is the safest way to warm liquid in a test tube in our lab (especially if the liquid is flammable)?
Hot Water Bath= Fill beaker water, put over bunson burner, put test tube in it
What should you do if your clothes catch on fire?
Get in the safety shower or stop, drop, and roll. Then get medical attention.
