Lab Safety Review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| A teacher should always be present whenever you are working in the lab. | True
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| Safety goggles or glasses must be worn at all times while doing experiments in the lab. | True
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| Playing with the eyewash or shower safety equipment is permitted when your teacher leaves the room. | False
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| Drinks and food are permitted at the lab tables as long as you have finished your experiment and cleaned up. | False
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| You should notify your teacher immediately in the event of an injury to yourself or others, even if it is just a little scrape or cut. | true
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| Odors are best detected by placing your nose directly over the opening of a chemical container. | False
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| Long hair should be tied back whenever using the bunsen burners or other flames. | true
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| The teacher should be notified of all chemical spills or breakage of equipment, unless they are very minor. | False
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| It is OK to occasionally taste substances in the laboratory to determine their identity. | False
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| Always shake down your thermometer to zero degrees celsius before using it. | False
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| If glassware is broken by accident, report it to your teacher then throw it away in the broken glass bucket | True
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| If a student burns her hand, she should call to the teacher and immediately put it under cold running water. | True
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| When the gas valve is at a 90 degree angle to the gas nozzle, the gas is on and your bunsen burner may be lit. | False
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| The yellow flame is the best for heating with the bunsen burner. Adjust the air until you get this. | False
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| When a test tube is being heated, its mouth should be pointed away from everyone. | True
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| Acid spills can be cleaned up with a chemical spill pad or sand. | True
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| Only materials and equipment for experiments authorized by your teacher should be used in the lab. | True
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| Electronic equipment should only be used if the lab tables are clean and dry. | True
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| Chemicals can be measured out directly onto the pan of the balance. | False
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| To test if liquid is water, taste it. | False
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| It is usually safe to mix chemicals to see what will happen. | False
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| You should always clean up your lab area and wash your hands before leaving class. | True
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| All liquids from experiments can be poured down the sink. | False
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| First aid for chemicals in the eye is to rinse using the eyewash station. | True
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| If your clothes catch on fire; stop, drop, and roll. | True
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| If you see someone else being unsafe in the lab, don't worry about it. | False
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| Always carring a balance by the measuring arm. | False
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| Never leave a lit bunsen burner unattended. | True
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| Safetly glasses may be worn when working with chemicals that may splash in your eye. | False
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| Your lab table should always be kept clear of all materials except what it is needed for the experiment. | True
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| Report any spill or breakage to your teacher right away....before you try to clean it up! | True
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| Keep all electrical cords away from the edge of the table b/c they can get caught on people passing by. | True
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| Where are the chemical spill kits located? | Along the side near the front of the room
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| Where is the first aid kit located? | Along the side near the front of the room
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| Where is the emergency gas shutoff located? | front of the room
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| Where are the fire blankets located? | in the front and along the side near the back of the room
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| Where is the container for broken glass located? | back of the room
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| The emergency shower and eye wash station are located where? | along the side near the back of the room
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| It safe and proper procedure to shake down a lab thermometer to lower the temp before you use it again. | False
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| When you are transferring liquids , _______ to _______ is the safest technique to use for most liquids | lip to lip
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| When transferring acids you should pour the acid down a ___________- into the container | stirring rod
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| Always pour Acids into Water | True
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| What are the two things you must do to the balance to zero it? | 1) setting all the sliding weights to 0 2) adjusting the knob on the end
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| Place the unknown on which side of the balance? | the left side
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| It is acceptable to use the same spatula to transfer different chemicals | False - you will contaminate them
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| Before you leave the lab make sure your equipment is clean and put away and your lab station is clean and dry. | True
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| DO NOT put anything under the sink nozzle before you turn it on | True
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| Always use tongs or heat resistant gloves when you are handling hot equipment in lab | True
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| List the 5 steps to lighting the bunsen burner | (1)Close both air and gas valves
(2)Open gas 1 turn and air ΒΌ of the way
(3)Turn gas on (handle aligned with nozzle)
(4)Light with flint striker close to top of burner
(5)Adjust oxygen valve to get blue flame
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| Where is the hottest part of the bunsen burner flame | At the tip of the inner blue flame
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| What is the broken glass container used for? | Holding broken glass so it is not put into the trash where it could cut someone.
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| What is the safety fire blanket used for? | To smother out flames on a person.
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| What is the fire extinguisher used for? | To put out fires that are not on a person.
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| What is the emergency shower used for? | To rinse chemicals off of a person.
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| What is the emergency eye wash used for? | To rinse chemicals out of a persons eyes (which should never happen with goggles!!!)
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| How do you know when to use goggles and when to use glasses? | Goggles must be used with chemicals or liquids which could splash into your eyes.
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| How do you safetly transfer a liquid from one container to another. | Pour it lip to lip. If it is an acid, pour it down a stirring rod.
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| How do you safely smell something in the lab | Waft it! Use your hand to draw a little of the smell towards your nose.
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| How do your correctly read a volume from a graduated cylinder | Get down on eye level with the liquid level and read from the bottom of the meniscus.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
katiesmith
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