Honors Chemistry Safety Quiz - Murphy.1
Demonstrate your knowledge of safety within a chemistry classroom. You MUST earn a 90% or higher to participate in lab activities.
Questions and Answers
- 1.
Horseplay is allowed in the laboratory now and then
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Horseplay is not allowed in the laboratory. The use of the word "allowed" implies that it is permitted, but the statement contradicts this by saying that horseplay is allowed. Therefore, the correct answer is False.Rate this question:
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- 2.
The wearing of safety goggles in the laboratory is a state law.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement suggests that wearing safety goggles in the laboratory is required by a state law. This means that it is mandatory for individuals to wear safety goggles when working in a laboratory setting.Rate this question:
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- 3.
Open toed shoes are allowed and encouraged in the lab
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement contradicts common laboratory safety protocols, which typically require closed-toe shoes to be worn in order to protect the feet from potential hazards such as chemicals, sharp objects, or spills. Therefore, open-toed shoes would not be allowed or encouraged in the lab.Rate this question:
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- 4.
All accidents must be reported to the teacher sometime before the end of class.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
This statement is false because it states that all accidents must be reported to the teacher sometime before the end of class. However, accidents should be reported to the teacher immediately, not just sometime before the end of class. Reporting accidents promptly ensures that appropriate action can be taken to address any injuries or hazards.Rate this question:
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- 5.
Read the labels on the containers only when you are not sure of the contents
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement suggests that you should read the labels on the containers only when you are unsure of their contents. This means that you should not read the labels if you already know what is inside the containers. Therefore, the correct answer is False.Rate this question:
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- 6.
Only change the directions on an assignment when instructed to do so by the teacher.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The given statement is true because it states that directions on an assignment should only be changed when instructed to do so by the teacher. This implies that students should not make changes to the directions on their own without explicit permission from the teacher. Following the given directions is important to ensure that the assignment is completed correctly and meets the expectations set by the teacher.Rate this question:
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- 7.
Smell chemicals when you are not sure of their identity.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement suggests that it is not necessary to smell chemicals when you are unsure of their identity. Smelling chemicals can be dangerous as some chemicals have toxic fumes or can cause allergic reactions. It is always recommended to use proper safety precautions and rely on other methods such as reading labels, consulting experts, or using testing equipment to identify chemicals accurately. Therefore, the correct answer is False.Rate this question:
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- 8.
Only acid and base spills should be washed off.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement "Only acid and base spills should be washed off" is incorrect. It is important to wash off any spills, regardless of whether they are acid, base, or any other substance. Washing off spills helps to prevent accidents, injuries, and damage to the environment. Therefore, the correct answer is False.Rate this question:
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- 9.
Walking around the laboratory during an experiment is encouraged.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Walking around the laboratory during an experiment is not encouraged because it can pose a safety risk. Laboratories often contain hazardous materials and equipment, and walking around can increase the chances of accidents or contamination. It is important to maintain a controlled and focused environment during experiments to ensure accurate results and the safety of everyone involved.Rate this question:
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- 10.
Broken glass should be disposed of in any trash basket.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Broken glass should not be disposed of in any trash basket because it poses a safety risk to waste collectors and anyone who handles the trash. Instead, it should be carefully wrapped in newspaper or placed in a puncture-proof container and labeled as "broken glass" before being taken to a designated glass recycling facility or a waste management center that accepts glass. This ensures proper disposal and reduces the risk of injuries.Rate this question:
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- 11.
Place hot glass directly on a paper towel.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Placing hot glass directly on a paper towel is not recommended because it can cause the paper towel to catch fire or burn due to the high temperature of the glass. It is safer to use a heat-resistant surface or a trivet to protect the paper towel and prevent any potential accidents or damage.Rate this question:
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- 12.
Goggles can be removed when cleaning up the lab at the end of an experiment when YOUR group is done. (even if the group across from you is still working)
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Goggles should not be removed when cleaning up the lab at the end of an experiment, even if your group is finished and the group across from you is still working. Goggles should be worn throughout the entire experiment to ensure eye protection from any potential hazards or accidents that may occur in the lab. Removing goggles prematurely can put your eyes at risk and is therefore not recommended.Rate this question:
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- 13.
If a chemical bottle will not open, lightly hit it against the table top and try again.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement suggests that if a chemical bottle is not opening, one should lightly hit it against the table top and try again. However, this is not a safe or recommended practice when dealing with chemical bottles. Hitting a chemical bottle can cause it to break or leak, leading to potential hazards such as exposure to harmful chemicals or fires. It is important to follow proper procedures and guidelines when handling chemical bottles to ensure safety.Rate this question:
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- 14.
Always add acid to water and not the reverse.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
When diluting an acid, it is important to add the acid to water and not the other way around. This is because adding water to acid can cause a rapid release of heat, potentially leading to splattering or boiling of the mixture. On the other hand, adding acid to water allows for better control of the reaction and minimizes the risk of heat release. Following this precaution helps ensure safety while handling acids.Rate this question:
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- 15.
Cleaning the lab area is optional after each lab period.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Cleaning the lab area is not optional after each lab period. It is necessary to clean the lab area after each lab period to maintain cleanliness, hygiene, and safety standards. Failure to clean the lab area can lead to the accumulation of hazardous materials and potentially cause accidents or contamination. Therefore, it is important to clean the lab area after each lab period.Rate this question:
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- 16.
Reading the laboratory experiment should only be done during the lab
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Reading the laboratory experiment should not only be done during the lab. It is important to read the experiment beforehand to understand the procedures, materials required, and safety precautions. This allows the experimenter to be prepared and have a clear understanding of what needs to be done during the lab session. Reading the experiment beforehand also helps in asking any questions or clarifications before starting the lab.Rate this question:
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- 17.
Clean all glassware after an experiment only if its really dirty.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement suggests that glassware should only be cleaned if it is really dirty after an experiment. This implies that glassware does not need to be cleaned after every experiment, which is incorrect. It is important to clean all glassware after each experiment, regardless of how dirty it appears, to ensure the removal of any potential contaminants or residue that could affect future experiments. Therefore, the correct answer is False.Rate this question:
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- 18.
The locations of fire equipment in the room is useless knowledge.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
This statement is false because knowing the locations of fire equipment in a room is actually very important knowledge. In the event of a fire, being aware of the nearest fire extinguisher or fire alarm can help in taking immediate action to prevent the fire from spreading or alerting others to evacuate. Therefore, knowing the locations of fire equipment is not useless but rather crucial for safety purposes.Rate this question:
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- 19.
The tasting of chemicals is NOT an accepted procedure in the lab.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because tasting chemicals is not a standard or accepted procedure in a laboratory setting. Tasting chemicals can be dangerous and potentially harmful to the person conducting the taste test. In a lab, there are specific protocols and methods for analyzing and identifying chemicals, such as using specialized equipment and conducting experiments. Tasting chemicals is not a reliable or safe method for determining their properties or composition. Therefore, it is not an accepted practice in the lab.Rate this question:
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- 20.
Always point the test tube directly at your lab partner so they can see how the reaction is going.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
It is not safe to point the test tube directly at your lab partner as it can be dangerous. The reaction inside the test tube may cause a sudden release of gases or splatter, potentially harming your lab partner. It is important to prioritize safety in the lab and direct the test tube away from anyone, including your lab partner, to prevent accidents or injuries.Rate this question:
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- 21.
There are no fire extinguishers in the chemistry lab.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement "There are no fire extinguishers in the chemistry lab" is false. This means that there are fire extinguishers present in the chemistry lab.Rate this question:
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- 22.
The shower can be used anytime for any purpose.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement contradicts itself by saying that the shower can be used anytime for any purpose, but then the correct answer is "False." This implies that the statement is not true, and therefore, the shower cannot be used anytime for any purpose.Rate this question:
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- 23.
If you spill any chemicals on yourself, you should immediately begin rinsing the chemical off while getting the attention of the teacher to report the spill.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
It is important to rinse any chemicals off your body immediately if you spill them on yourself to minimize the potential harm or damage they may cause. Additionally, getting the attention of the teacher and reporting the spill is crucial so that appropriate actions can be taken to ensure everyone's safety. Therefore, the statement is true.Rate this question:
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- 24.
Solid waste should be placed in the sink.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Solid waste should not be placed in the sink. The sink is designed for liquid waste and is connected to the plumbing system, which is not designed to handle solid waste. Placing solid waste in the sink can lead to clogging and damage to the plumbing system. It is important to dispose of solid waste properly in designated trash bins or recycling containers.Rate this question:
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- 25.
When opening a bottle of a liquid chemical, tip the mouth of the bottle towards you to get a better grip.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The explanation for the correct answer is that tipping the mouth of the bottle towards you when opening a bottle of liquid chemical is not safe. It can lead to spillage or splashing of the chemical, which can cause harm or injury. It is recommended to tip the bottle away from you or to the side to ensure a safer grip and minimize the risk of accidents.Rate this question:
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- 26.
The eye-wash sink can be used as a drinking fountain
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The eye-wash sink is specifically designed for emergency eye rinsing in case of chemical exposure or foreign object irritation. It is not intended or suitable for use as a drinking fountain. Drinking from an eye-wash sink could lead to contamination or injury, as it may not have the necessary filtration or cleanliness standards required for drinking water. Therefore, it is incorrect to state that the eye-wash sink can be used as a drinking fountain.Rate this question:
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- 27.
Wash your hands after each experiment before you leave the lab area.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
It is important to wash your hands after each experiment before leaving the lab area to maintain proper hygiene and prevent the spread of any potentially harmful substances or bacteria. Washing hands helps to remove any chemicals or contaminants that may have come into contact with the skin during the experiment. This practice ensures the safety of both the individual and the surrounding environment.Rate this question:
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- 28.
Drinking out of beakers is an accepted practice in the lab.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Drinking out of beakers is not an accepted practice in the lab. Beakers are used for holding and measuring liquids, and they are not designed for drinking purposes. Drinking out of beakers can be dangerous as they may contain chemicals or residues that can be harmful if ingested. It is important to follow proper lab safety protocols and use designated containers for drinking in the lab.Rate this question:
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- 29.
The only type of candy or food you can chew in lab is gum
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
In a lab, it is generally not allowed to chew gum or consume any type of food or candy. This is because chewing gum can be a distraction and can also contaminate the lab environment. It is important to maintain a clean and safe working space in a lab to prevent any potential hazards or interference with experiments. Therefore, the statement that gum is the only type of candy or food that can be chewed in a lab is false.Rate this question:
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- 30.
You shouldn't wear loose clothing in lab because it is more likely to get in the chemicals or catch fire.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Loose clothing in a lab can pose a safety hazard as it is more likely to come into contact with chemicals or catch fire. Loose fabric can easily get caught in equipment or knock over containers, leading to spills or accidents. Additionally, loose clothing can increase the risk of burns if it comes into contact with flames or hot surfaces. Therefore, it is important to wear properly fitted clothing in the lab to minimize the risk of accidents and injuries.Rate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
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Feb 04, 2013Quiz Created by
Lmmurp2
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