Laboratory Apparatus

Questions and Answers

What is a test tube?

A common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing used by chemists to hold, mix, or heat small quantities of solid or liquid chemicals.

What is the purpose of a beaker?

A cylindrical container with a flat bottom used to hold liquid or solid samples or as a container for reactions.

What is a volumetric flask?

A type of laboratory flask calibrated to contain a precise volume at a certain temperature.

Explain the use of a Bunsen burner.

It produces a single open gas flame used for heating, sterilization, and combustion. Signup and view all the answers

What is the function of a watch glass?

A circular concave piece of glass used in chemistry to evaporate liquid or as a cover for a beaker. Signup and view all the answers

What do burettes measure?

They are long glass tubes marked with measurements used in chemistry for dispensing precise volumes of liquid. Signup and view all the answers

What is a filter funnel used for?

Used to transfer chemicals into small-mouthed receptacles. Signup and view all the answers

Describe a safety goggles' function.

Provide eye protection from moderate impact and particles during laboratory work. Signup and view all the answers

What does a pipette do?

Measures and transfers precise volumes of liquids. Signup and view all the answers

What is the use of a spatula and scoopula?

Used to scoop out solids from containers onto a crucible for weighing. Signup and view all the answers

What is an evaporating dish used for?

Used for the evaporation of liquids and solutions to produce solid substances or concentrated solutions. Signup and view all the answers

What is the purpose of a separatory funnel?

Used in liquid-liquid extractions to separate components of a mixture into two immiscible solvent phases of different densities. Signup and view all the answers

Which of the following is used for holding hot containers safely?

Beaker tongs Signup and view all the answers

Which of the following laboratory apparatus is used to measure temperature?

Thermometer Signup and view all the answers

Study Notes

Test Tube: A basic laboratory glassware, typically a cylindrical tube, used for holding, mixing, or heating small amounts of solids or liquids.
Beaker: A cylindrical container with a flat bottom, used to hold liquids or solids and to serve as a reaction vessel.
Volumetric Flask: A precise glass flask calibrated to contain a specific volume at a certain temperature, commonly used for accurate liquid measurements.
Erlenmeyer Flask: Designed for mixing and titrations, with a unique shape that allows non-slip handling and easy pouring.
Bunsen Burner: Generates a single open flame for heating, sterilization, and combustion in laboratory experiments.
Watch Glass: Circular, concave glass used for evaporating liquids, weighing solids, and covering beakers.
Burette: A graduated glass tube used to dispense precise volumes of liquid in titrations.
Filter Funnel: A tool used to transfer liquids into small-mouthed containers while filtering out solids.
Wash Bottle: Squeeze container usually made of plastic, utilized for rinsing and cleaning laboratory glassware.
Test Tube Brush: Cleaning tool designed to scrub and clean laboratory glassware such as beakers and test tubes.
Pipette: Instrument for measuring and transferring precise volumes of liquids, more accurate than flasks or cylinders.
Rubber Pipette (Bulb): Used for safety and preventing contamination when transferring small liquid volumes.
Spatula and Scoopula: Implements for scooping solids from containers and transferring them to balance crucibles.
Kipp's Apparatus: Used to convert solid materials into gaseous states through liquid reactions.
Glass Rod/Stirring Rod: Useful for mixing solutions and combining different substances in laboratory vessels.
Centrifuge: Equipment that separates fluids, gases, or liquids based on density for various laboratory applications.
Beaker Tongs: Tools for safely lifting hot containers or items that cannot be handled directly with hands.
Triple Beam Balance: An instrument used for weighing materials accurately before use in experiments.
Electrolysis Setup: A configuration for separating compounds into their components using electrical current.
Hot Plate: Provides uniform heating without the risk associated with open flames in laboratory settings.
Wire Gauze: Supporting piece of equipment that provides a stable surface for glassware when heated.
Glass Vials: Containers for storing small amounts of liquids or solids; can come with various closures.
Safety Goggles: Protective eyewear designed to shield eyes from chemical splashes and debris during experiments.
Petri Dish: Primarily used for culturing organisms on solid growth media.
Reagent Bottles: Wide-mouthed and narrow-mouthed bottles used for storing and dispensing chemical substances.
Graduated Cylinder: Instrument for measuring liquid volumes accurately, suitable for preparing reactions.
Alcohol Lamp: A type of spirit lamp used for producing a controlled flame for heating applications.
Evaporating Dish: Designed for evaporation of liquids to yield solid residues or concentrates.
6 Wells Reaction Plate: Organized plate for sample identification and conducting reactions in marked wells.
Test Tube Holder: Device for holding test tubes to prevent direct contact with hands during experiments.
Plastic Measuring Cups: High-quality tools for measuring dry and liquid ingredients accurately.
Litmus Paper and pH Paper: Used to test pH levels by changing color upon contact with acids or bases.
Condenser: Equipment that condenses vapors back into liquid by cooling them.
Volumetric Pipette: Manual device for exact liquid measurement and controlled dispensing.
Separatory Funnel: Used for separating immiscible liquids into differing solvent phases based on density.
Thistle Funnel: Ideal for pouring liquids or powders into small openings, ensuring careful handling.
Tripod: A three-legged support structure for stabilizing laboratory glassware during experiments.
Thermometer (Alcohol/Mercury): Precise temperature measurement device used for various laboratory applications.
U Tube: A U-shaped tube containing substances like water or mercury, utilized for measuring gas pressure.

Description

Test your knowledge of essential laboratory apparatus in Chemistry 1. This quiz covers various tools and their uses, from test tubes to beaker tongs. Perfect for students looking to reinforce their understanding of lab equipment.