Chemistry Lab Safety Practice Test

These questions are part of the practice quiz. Start practicing

• During a procedure, when should you replace PPE such as gloves or coats if they become compromised?
• If an emergency occurs and the TA has not asked for assistance, what should you do?
• Weigh boats should be disposed of after weighing substances by...
• Why should mouth pipetting be avoided in the lab?
• Where are the first aid kits located in the facility?
• How long should eyewash be used during the eyewash procedure when chemicals contact the eyes?
• Which statement best reflects the distillation safety guidance for determining when it is safe to return after a hazard?
• What is the symbol used to indicate radiation hazards?
• What steps should you take if you notice poor airflow in a fume hood?
• If a spill is small (<250 mL), what should you do?
• What is the correct order to clean up a spill of unknown chemical?
• During the Assess the Situation step of the Emergency Protocol, what should you do related to other hazards?
• What does MSDS stand for?
• If the fire is large, what should you do?
• What steps should you take if a fire occurs and outside assistance is needed?
• When should you attempt to extract a solution?
• What is the last step listed in the Emergency Protocol?
• When adding reagents, which practice is advised?
• Which statement describes disposal of contaminated absorbent materials after a minor spill?
• What is the main purpose of a fume hood?
• What is the purpose of a chemical hygiene plan (CHP) in the lab?
• Why should you never use water to suppress a grease or electrical fire in a lab?
• After a potential decomposition event during distillation, what is advised before returning to the area?
• How should you inspect glassware before use?
• What is the first step in chemical spill response?
• When should you use a fire extinguisher versus a fire blanket?
• Which footwear is required in the lab?
• Which approach is appropriate for managing a small corrosive liquid spill on a bench?
• Which describes the correct method for disposing of waste?
• What are the requirements for shirts worn in the lab?
• Under what condition should the lab doors be closed?
• What are the contact numbers for Daria, Main Office, and DPSEP?
• What is the phone number for the Department of Public Safety and Emergency Preparedness (DPSEP)?
• During an explosion, which action is most appropriate?
• What is the required length and fit of pants in the lab?
• What should you do first if someone has a medical problem?
• How long should you flush your eyes at an eyewash station after exposure?
• When stepping out of the lab, which action is listed as something you should remember to do?
• If you must handle a chemical with an unknown hazard label, what should you do?
• What does a higher NFPA number indicate?
• Who is allowed to handle pyrophoric materials?
• What is the NFPA symbol for a strong oxidizer?
• What is the purpose of hazard pictograms on chemical labels?
• What does NFPA stand for?
• What is the preferred method to transfer solvents to minimize splashes and fumes when volatile?
• Where are safety showers located and who should use them in an emergency?
• What does a GHS hazard pictogram indicate?
• Make-up labs are allowed under which circumstances?
• Which individuals should you contact for safety emergencies?
• What is the purpose of hazard statements and precautionary statements on container labels?
• Which of the following is a recommended step before turning on a hot plate or stirring a hot solution?
• In case of burning clothing, what is the first action you should take?
• Who is allowed to operate the fire blanket or fire extinguisher?
• Before using PPE, how should you inspect it for safety?
• Which action is not recommended when clothing is on fire?
• Which two locations are listed for accessing the Merck Index or Condensed Chemical Dictionary?
• What does a 'Reactivity' hazard on the NFPA diamond indicate?
• Which practice helps prevent contamination when handling reagents?
• Are unauthorized experiments permitted?
• What is acetone used for?
• How should incompatible chemicals be stored to prevent dangerous reactions?
• Which PPE item is specifically used to protect the hands from corrosive acids?
• What is the guideline for replacing lab coats and gloves during a procedure?
• Which device is used to transfer liquids safely in the lab instead of mouth pipetting?
• Which color represents health hazard on the NFPA diamond?
• How often should eyewash stations be inspected and flushed?
• What is the proper method for cleaning up broken glass?
• Which class of fire extinguisher is typically used for solvent fires in the chemistry lab?
• Which color denotes special hazards on the NFPA diamond?
• Are fashion scarves allowed in the lab?
• Which action is part of the earthquake safety procedure?
• Why are lab doors kept open during a lab?
• What kind of information do the Merck Index and the Condensed Chemical Dictionary provide?
• What is the phone number for the Chemistry Main Office in Monsanto Hall RM 125?
• How should sharps be disposed of in a chemistry lab?
• Where should emergency showers be located relative to hazard areas?
• What fire safety equipment is present in each laboratory room?
• What is the proper action for lids on bottles or containers after use?
• When should students enter the lab?
• If there are no special hazards, what is done with the white diamond on the NFPA label?
• Why is sitting on the floor in the chemistry building discouraged?
• For a spill involving hazardous substances, what is the recommended action?
• Which PPE should be worn when operating microwave reactors or electrochemical apparatus?
• Where is the balance room?
• Which color is reserved for special hazards in the NFPA diamond?
• What is the PASS technique for using a fire extinguisher?
• Which area is explicitly restricted for students in the chemistry building?
• Why is it important to change gloves after contact with hazardous substances?
• What should you do with bottle lids after using a reagent bottle?
• Weigh boats are used when weighing substances. After weighing, what should you do with them?
• What PPE should be used when breaking glass and handling hot glassware?
• If you break glass, what should you do?
• What symbol indicates an unusual reaction with water in the NFPA system?
• What information does a chemical's MSDS sheet typically include?
• How should you position your body and materials when working in a fume hood?
• During a lab, should the doors remain open or closed?
• Which PPE item protects the feet in a laboratory setting?
• Which PPE item is used to protect the eyes when handling corrosive acids?
• What is the third step in the Emergency Protocol?
• Which NFPA hazard categories are described in the material?
• If airflow is poor, which action is recommended?
• What safety steps should you take when using a microwave reactor or electrochemical apparatus?
• What is the correct sequence of actions for a large chemical spill on a person?
• What is a vent hood?
• Which date-related information must be included on a chemical label?
• Is gum allowed in the lab?
• Which number is associated with the Department of Public Safety and Emergency Preparedness in the emergency protocol contact list?
• What does a 'Fire' hazard on the NFPA diamond indicate?
• What is the range form of the NFPA hazard rating scale?
• What is DI water and why is it used in experiments?
• Which practice helps maintain fume hood performance?
• What is the correct placement of cords to prevent tripping hazards in the lab?
• If you run out of DI water, what is the proper action?
• For a spill larger than 250 mL, who should you contact?
• During a tornado, what is the recommended action?
• What is the correct practice regarding damaged glassware?
• In the chemistry lab, what should you do with long hair and jewelry?
• What does a vent hood primarily protect you from?
• What color are the acetone bottles?
• Which practice helps reduce exposure to vapors when using a vent hood?
• Should you wash your hands after handling chemicals even if they are not labeled dangerous?
• Which color does not have a numeric value on the NFPA scale?
• What is the first step listed in the Emergency Protocol?
• After a chemical exposure incident, which action should you take?
• What are the basic steps required by hazard communication before starting work with a new chemical in the lab?
• Why is food not allowed in the laboratory?
• Where is the reading room RM 115 located within the Department of Chemistry?
• Which practice is recommended for storing oxidizers relative to organics?
• Choose the correct cleanup sequence for an unknown chemical spill.
• What information should you provide when reporting a spill to your supervisor?
• What is the recommended practice when moving cylinders of compressed gas?
• What is the first step you should take after chemical exposure to the face?
• Where do you obtain solid chemicals?
• Where is your lab located?
• Which statement best describes what must be included on a chemical label for hazard information?
• If the proper reaction doesn't occur after adding more reagents, what should you do?
• What is the recommended order of putting on PPE?
• When should a fume hood be used?
• Which colors are rated on the NFPA hazard scale of 1-4?
• How should glassware be cleaned after each experiment?
• Why should you avoid applying excessive force when assembling glass joints?
• Acetone should not be used on safety goggles because...
• What is the Safety Data Sheet (SDS) and what key information does it contain?
• Should you add solid material to a liquid when it is near its boiling point?
• Where can you find the Merck Index or Condensed Chemical Dictionary?
• How far should an eyewash station be from a chemical hazard, and what is the expected response time to reach it?
• What is a key feature of appropriate goggles?
• Which color represents flammability on the NFPA diamond?
• In an active shooter situation, which action is recommended?
• After transferring a solid from filter paper, what should you do with the filter paper?
• Why should you never apply excessive force when assembling glass joints or fume hoods?
• How should you dispose of contaminated absorbent materials after a minor spill?
• What is the guidance for acrylic nails in the lab?
• Where should you keep a fire extinguisher in the lab and how often should it be inspected?
• What are common issues that reduce hood effectiveness and how can you mitigate them?
• What should you do if you must leave the room while a heating or reacting process is ongoing?
• During the initial eyewash rinse, should goggles remain on or be removed?
• When reporting a spill to your supervisor, which details should you provide?
• What steps should you take when a chemical exposure incident occurs (skin contact, inhalation, ingestion)?
• How should you dilute concentrated solutions?
• What is the second step in the Emergency Protocol?
• Which sequence correctly describes the steps to take if chemicals contact your face?
• If chemical splashes to the eyes occur, what is the correct immediate action?
• Why should you avoid using adapters or damaged cords with electrical equipment?
• What is the role of ventilation when handling volatile substances?
• What does the acronym DI stand for in DI water?
• Which color represents reactivity on the NFPA diamond?
• If you are late for lab or miss lab, what is the consequence?
• What should you do after using an eyewash or emergency shower?
• Where can you typically locate the MSDS for a chemical?
• Which PPE item protects skin and clothing from chemical splashes?
• Which practice supports safe operation in a fume hood?
• How should you contact your TA or instructor?
• How should you respond if a piece of electrical equipment emits smoke or shows signs of overheating?
• Expand the acronym DPSEP.
• How should you control a small spill of a corrosive liquid on a bench?
• What does it mean if a chemical has a 'Health' hazard on its NFPA diamond?
• What is the purpose of secondary containment for chemical storage?
• In which building is the Chemistry Main Office located?
• During an earthquake, what should you do if you are outside?
• What information must a chemical label include in a lab?
• Does the University insure students?
• Where should you place your bookbags and coats after entering the lab?
• If a chemical is rated high in health, flammability, and reactivity, which colors would show high numbers?
• What type of information would you expect to find on an MSDS to help assess a chemical's hazards?
• If there is a sudden rise in temperature of a liquid being distilled, what should you do?
• How should you handle concentrated sulfuric acid and why?
• What is the symbol used for materials that may polymerize under some emergency conditions?
• How should long hair be managed in the lab?
• Which steps should you take if you notice a label on a container is damaged or unreadable?
• Which of the following best describes the initial action you should take when a chemical spill occurs?
• Use of dichromate, piranha solution, sulfuric acid, or other strong acids or strong oxidizer cleaning solutions should be used:
• If a small lab fire occurs, which action is recommended?
• How should flammable liquids be stored and what container requirements apply?
• Why should acids be stored away from bases?