Laboratory Equipment Flashcards

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Questions and Answers

What is a beaker used for?

  • Mixing liquids (correct)
  • Heating substances (correct)
  • Storing solids
  • All of the above

What is a Bunsen burner?

A gas burner used for heating, sterilization, and combustion in laboratories.

What is a clamp used for?

To hold round glassware like beakers or flasks.

What is a clay triangle?

<p>A piece of equipment used for heating substances with a Bunsen burner.</p> Signup and view all the answers

What are crucible tongs used for?

<p>To grasp hot crucibles and other glassware.</p> Signup and view all the answers

What is a dropper pipet used for?

<p>To measure or transfer small quantities of liquid.</p> Signup and view all the answers

What is an electronic balance?

<p>A device for accurate weight measurement.</p> Signup and view all the answers

What is an Erlenmeyer flask?

<p>A glass container used for mixing or storing chemical solutions.</p> Signup and view all the answers

What is an evaporating dish?

<p>A type of glassware used for evaporation of solutions.</p> Signup and view all the answers

What is a Florence flask?

<p>Laboratory glassware used for boiling and distillation.</p> Signup and view all the answers

What are forceps/tweezers used for?

<p>To grab small items in the lab.</p> Signup and view all the answers

What is a funnel used for?

<p>To guide liquids or powders into containers.</p> Signup and view all the answers

What is a graduated cylinder?

<p>A piece of lab equipment for measuring liquid volumes.</p> Signup and view all the answers

What is a graduated pipet?

<p>Used to accurately measure and transfer a volume of liquid.</p> Signup and view all the answers

What is a mortar and pestle used for?

<p>To crush and grind substances into fine powders.</p> Signup and view all the answers

What is a pipet bulb?

<p>A rubber bulb used to fill reagents through pipettes.</p> Signup and view all the answers

What is a plastic wash bottle used for?

<p>To rinse laboratory glassware.</p> Signup and view all the answers

What is a ring stand used for?

<p>To hold or clamp laboratory equipment.</p> Signup and view all the answers

What is a rubber stopper used for?

<p>To plug holes in laboratory glassware.</p> Signup and view all the answers

What is rubber tubing used for?

<p>To contain and transport fluids and gases.</p> Signup and view all the answers

What are safety goggles?

<p>Protective eyewear to shield eyes from chemicals.</p> Signup and view all the answers

What is a scoop/scoopula/spatula used for?

<p>To transfer and distribute dry chemical compounds.</p> Signup and view all the answers

What is a stirring rod?

<p>An equipment used to mix chemical substances.</p> Signup and view all the answers

What is a test tube brush?

<p>Used for cleaning test tubes and narrow laboratory equipment.</p> Signup and view all the answers

What is a test tube holder used for?

<p>To hold test tubes securely, especially when hot.</p> Signup and view all the answers

What is a test tube rack used for?

<p>To hold multiple test tubes upright.</p> Signup and view all the answers

What is a test tube?

<p>Used to handle chemical substances and heat small amounts.</p> Signup and view all the answers

What is a thermometer?

<p>A device for measuring temperatures in laboratories.</p> Signup and view all the answers

What is a triangular file used for?

<p>To scratch glass tubing prior to breaking it.</p> Signup and view all the answers

What is a volumetric pipet used for?

<p>To make laboratory solutions and measure volumes accurately.</p> Signup and view all the answers

What is a watch glass?

<p>A curved glass dish used mainly for evaporation.</p> Signup and view all the answers

What is wire gauze?

<p>A metal sheet with wire mesh used for supporting glassware during heating.</p> Signup and view all the answers

Flashcards

Beaker

A glass container used for mixing, heating, and stirring liquids. It has a flat bottom and a spout.

Bunsen Burner

A gas burner that produces an open flame, used for heating, sterilization, and combustion.

Clamp

A device used to hold round glassware securely in place during experiments.

Clay Triangle

Supports crucibles on a ring stand while heating, ensuring stable and even heating.

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Florence Flask

A round-bottom flask with a long neck, designed for uniform heating, boiling, and swirling liquids.

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Wire Gauze

A metal mesh sheet that sits on a ring stand to support glassware during heating processes.

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Crucible Tongs

A scissor-like tool for grasping and handling hot laboratory glassware safely.

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Dropper Pipet

A tool used to measure and transfer small quantities of liquids, measured in mL or μL.

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Pipet Bulb

A rubber bulb used to create a vacuum for filling pipettes and controlling liquid flow.

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Electronic Balance

A device that provides highly accurate weight measurements for various substances.

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Graduated Cylinder

A tall, narrow container used for accurately measuring volumes of liquids.

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Volumetric Pipet

A pipet designed for extremely precise liquid measurements, crucial for creating accurate solutions.

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Erlenmeyer Flask

A conical-shaped container used for storing and mixing liquids, designed to minimize evaporation.

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Evaporating Dish

Glassware designed for evaporating solutions to obtain concentrated liquids or crystal precipitates.

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Test Tube Brush

A brush specifically designed to clean test tubes and other narrow laboratory glassware efficiently.

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Safety Goggles

Protective eyewear used to shield the eyes from chemical splashes or hazardous substances.

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Test Tube Holder

A tool used to hold hot test tubes securely, allowing safe handling without direct contact.

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Scoopula

A spatula-like utensil for transferring dry chemicals, especially useful for weighing small amounts.

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Stirring Rod

A thick glass rod used for thoroughly mixing chemical solutions.

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Watch Glass

A curved glass dish used for evaporation, weighing solids, or covering flasks.

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Thermometer

A device used to measure temperature of solids, liquids, and gases in Celsius, Fahrenheit, or Kelvin.

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Triangular File

A tool used for scratching glass tubing before breaking it or for grinding chemicals into powder.

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Rubber Stopper

A stopper made of rubber used to seal glassware, preventing spillage of contents and ensuring safety.

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Study Notes

Laboratory Equipment Overview

  • Beaker: A glass container for mixing, heating, and stirring liquids. Features a flat bottom and small spout.
  • Bunsen Burner: A gas burner producing an open flame, used for heating, sterilization, and combustion.
  • Clamp: Holds round glassware like beakers or flasks securely during experiments.

Heating Equipment

  • Clay Triangle: Supports crucibles on a ring stand while heating, ensuring stable heating.
  • Florence Flask: Round body and long neck; used for uniform heating, boiling, and swirling liquids.
  • Wire Gauze: Metal mesh sheet that sits on a ring stand to support glassware during heating processes.

Handling & Transfer Tools

  • Crucible Tongs: Scissor-like tool for grasping hot laboratory glassware safely.
  • Dropper Pipet: Measures and transfers small liquid quantities using milliliters (mL) or microliters (μL).
  • Pipet Bulb: Rubber bulb used as a vacuum to fill pipettes and control liquid flow.

Measuring Equipment

  • Electronic Balance: Provides accurate weight measurements for various substances.
  • Graduated Cylinder: A tall, narrow container for measuring liquid volumes accurately.
  • Volumetric Pipet: For precise liquid measurements, essential for creating solutions.

Storage & Cleaning

  • Erlenmeyer Flask: Storage and mixing container with a conical shape; minimizes evaporation.
  • Evaporating Dish: Glassware for evaporating solutions, resulting in concentrated liquids or crystal precipitates.
  • Test Tube Brush: Cleans test tubes and narrow laboratory glassware effectively.

Safety Gear

  • Safety Goggles: Protective eyewear to shield the eyes from chemical splashes or substances.
  • Test Tube Holder: Keeps hot test tubes secure and safe to handle without direct contact.

Miscellaneous Tools

  • Scoopula: A spatula-like utensil for transferring dry chemicals; useful for weighing small amounts.
  • Stirring Rod: Thick glass rod used for mixing chemical solutions thoroughly.
  • Watch Glass: Curved glass dish used for evaporation, weighing solids, or covering flasks.

Instrumentation & Precision

  • Thermometer: Measures temperatures of solids, liquids, and gases in Celsius, Fahrenheit, or Kelvin.
  • Triangular File: Used for scratching glass tubing before breaking or grinding chemicals into powder.
  • Rubber Stopper: Seals glassware to prevent spillage of contents, ensuring safety in experiments.

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