Chemsitry Safety Quiz - Chem II
(155).webp "Chemsitry Safety Quiz - Chem II - Quiz")
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, which refers to rough or playful behavior, is not allowed in the laboratory. This type of behavior can be dangerous and can lead to accidents or damage to equipment. Therefore, the statement "Horseplay is allowed in the laboratory now and then" 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 the wearing of safety goggles in the laboratory is mandated by a state law. This means that it is required by law for individuals to wear safety goggles in the laboratory. Therefore, the correct answer is True.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
Open-toed shoes are not allowed and encouraged in the lab. This is because open-toed shoes do not provide adequate protection for the feet, which can be dangerous in a laboratory setting where there is a risk of spills, chemicals, and other hazards. Closed-toe shoes are typically required in order to minimize the risk of injury and ensure the safety of individuals working 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
All accidents must be reported to the teacher sometime before the end of class. The correct answer is False because not all accidents need to be reported to the teacher. Some minor accidents may not require immediate attention or may be handled by the students themselves without involving the teacher.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 only read the labels on containers when you are unsure of what is inside. However, the correct answer is false, meaning that this statement is incorrect. It is important to always read the labels on containers to ensure that you are aware of the contents and can use or handle them properly. Failing to do so could lead to potential dangers or mistakes.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
This statement is true because changing the directions on an assignment without the teacher's instruction can lead to confusion and misunderstandings. The teacher is responsible for providing clear instructions and guidelines for completing assignments, and it is important for students to follow these directions to ensure that they are meeting the objectives of the assignment. Deviating from the given directions without permission can result in a loss of points or a misunderstanding of what is expected. Therefore, it is best to only change the directions on an assignment when instructed to do so 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
It is not advisable to smell chemicals when you are not sure of their identity as it can be dangerous. Some chemicals may have strong and harmful odors that can cause respiratory problems or other health issues. It is always important to handle chemicals with caution and follow proper safety protocols, such as using protective equipment and consulting material safety data sheets (MSDS), to ensure personal safety and prevent accidents or exposure to hazardous substances.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 correct answer is False because not only acid and base spills should be washed off, but also any other spills that may pose a health or safety risk. It is important to clean up any spills promptly and properly to prevent accidents or injuries.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. It can be dangerous as it increases the risk of accidents or spills, especially when working with hazardous materials or delicate equipment. It is important to follow safety protocols and remain focused on the experiment to ensure accurate results and minimize any potential harm.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 can cause injuries to waste collectors and other people who handle the trash. Instead, broken glass should be carefully wrapped in newspaper or placed in a puncture-resistant container before being disposed of in a designated glass recycling bin or taken to a recycling center.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 as it can cause the paper towel to catch fire or burn. Glass retains heat for a long time and can transfer that heat to the paper towel, leading to a potential fire hazard. It is safer to use a heat-resistant surface or a trivet to place hot glass objects.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
The statement suggests that goggles can be removed when cleaning up the lab at the end of an experiment, even if the group across from you is still working. However, this is incorrect. Goggles should not be removed until everyone in the lab is finished with their experiments and the lab is completely cleaned up. This is because there may still be potential hazards or accidents that could occur, and it is important to prioritize safety by keeping goggles on until the lab is fully cleared.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
If a chemical bottle will not open, hitting it against the table top is not a recommended solution. Hitting the bottle may cause it to break or spill its contents, which can be dangerous. It is better to use other methods such as using a rubber grip or applying heat to the lid to loosen it. Therefore, the correct answer is False.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
This statement is true because adding acid to water allows for better control and dispersion of the acid. When acid is added to water, the water acts as a diluting agent, reducing the risk of a sudden and potentially dangerous reaction. On the other hand, adding water to acid can cause a rapid release of heat and potentially result in splattering or boiling of the mixture, which can be hazardous. Therefore, it is important to always add acid to water and not the reverse.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 essential to clean the lab area after each lab period to maintain a safe and hygienic environment. Failure to clean the lab area can lead to the accumulation of hazardous substances, contamination, and potential risks for future lab work. Therefore, it is necessary to clean the lab area after each lab period, making the given answer "False" correct.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
The statement "Reading the laboratory experiment should only be done during the lab" is false. Reading the laboratory experiment can be done before the lab as well. It is important to read and understand the experiment beforehand in order to be prepared and have a clear understanding of the procedures and objectives. This allows for better planning and execution of the experiment during the lab session.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 be cleaned after an experiment only if it is really dirty. This implies that if the glassware is not dirty, it does not need to be cleaned. However, it is important to note that regardless of how dirty the glassware appears, it should always be cleaned after an experiment to ensure proper hygiene and prevent contamination. 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
The statement "The locations of fire equipment in the room is useless knowledge" is false. Knowing the locations of fire equipment in a room is important because it allows people to quickly locate and use the equipment in case of a fire emergency. This knowledge can save lives and prevent further damage. Therefore, it is not useless knowledge.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
Chemicals in the lab are not meant to be tasted as it can be dangerous and potentially harmful to one's health. Tasting chemicals can lead to poisoning, burns, or other adverse reactions. Instead, proper laboratory procedures should be followed, such as using appropriate safety equipment and conducting tests and experiments in a controlled manner. Therefore, the statement that tasting chemicals is not an accepted procedure in the lab is true.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 important to prioritize safety in the laboratory. Pointing the test tube directly at your lab partner is not recommended as it can pose a risk to their safety. It is better to keep the test tube directed away from others to prevent any potential 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 says that there are no fire extinguishers in the chemistry lab. However, the correct answer is false, which means that there are fire extinguishers 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 "The shower can be used anytime for any purpose" is incorrect. The correct answer is False because showers are typically used for personal hygiene purposes and are not meant to be used for any other purpose. Additionally, there may be specific times or restrictions on when the shower can be used, such as during certain hours or when there is a shortage of water.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 immediately rinse off any chemicals that are spilled on oneself to prevent further harm or damage to the skin. Additionally, getting the attention of the teacher allows them to be aware of the situation and take appropriate action to ensure the safety of everyone in the vicinity. 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 as it can cause blockages in the plumbing system and lead to costly repairs. Solid waste should be properly disposed of in designated waste bins or through appropriate waste management systems.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
When opening a bottle of liquid chemical, it is important to always tip the mouth of the bottle away from you to avoid any potential splashing or contact with the chemical. Tipping the bottle towards you can increase the risk of spills or accidents, which can be dangerous when dealing with chemicals. Therefore, the correct answer is false.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 cannot be used as a drinking fountain because it is specifically designed for emergency eye irrigation in case of chemical exposure. It is equipped with specialized features and solutions that are not suitable or safe for drinking water purposes. Using the eye-wash sink as a drinking fountain can lead to contamination and potential harm to individuals who consume the water. It is important to use the eye-wash sink only for its intended purpose and to have separate facilities for drinking water.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
The statement is true because washing hands after each experiment is an important safety measure in a lab. It helps to prevent the spread of any potentially harmful substances or chemicals that may have come into contact with the hands during the experiment. By washing hands, any residue or contaminants can be removed, reducing the risk of accidental ingestion or transfer to other surfaces or individuals. It is a standard practice in labs to prioritize hygiene and cleanliness to maintain a safe working 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 primarily used for holding and measuring liquids, and they are not designed for drinking purposes. Drinking from beakers can be dangerous as they are not designed with features like handles or spouts for safe consumption. It is important to follow proper lab safety protocols and use appropriate glassware for their intended purposes.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 setting, chewing gum is generally not allowed as it can pose a risk of contamination or interference with experiments. Therefore, the statement that gum is the only type of candy or food that can be chewed in the lab is false. Other types of food or candy are typically not allowed to be consumed in order to maintain a clean and controlled environment for scientific research.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 setting can pose a safety hazard. It is more likely to come into contact with chemicals, increasing the risk of spills or contamination. Additionally, loose clothing can easily catch fire if it comes into contact with an open flame or sparks. Therefore, it is important to wear appropriate, fitted clothing in a lab to minimize the risk of accidents and injuries.Rate this question:
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Feb 13, 2024Quiz Edited by
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Aug 29, 2012Quiz Created by
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