Unit 0

Question 1

Test Tubes

Answer 1

Used as a container for observing smaller reactions.

Question 2

Beaker

Answer 2

Used to hold, mix, and heat liquids.

Question 3

Erlenmeyer Flask

Answer 3

Used to hold and heat liquids, has a conical shape, and a narrow neck to prevent splashes while swirling liquids.

Question 4

Graduated Cylinder

Answer 4

Used to measure a volume of a liquid. (Not used for mixing, stirring, heating, etc). These can be either made of plastic or glass.

Question 5

Side-Arm Flask

Answer 5

Looks like an Erlenmeyer Flask with a side valve. Used for vacuum filtration, removing solvent under reduced pressure, meant to hold and withstand reduced pressure.

Question 6

Volumetric Flask

Answer 6

Used to prepare solutions due to incredible volume accuracy.

Question 7

Watch Glass

Answer 7

Used as a cover for Beakers, or as a sample plate.

Question 8

Stirring Rod

Answer 8

Used to safely mix chemicals in a Beaker.

Question 9

Mortar and Pestle

Answer 9

Allows to grind and crush solid chemicals into a finer powder.

Question 10

Crucible Tongs

Answer 10

Used to pick up and hold substances especially crucibles.

Question 11

Beaker Tongs

Answer 11

Used for moving hot Beakers.

Question 12

Test Tube Holder

Answer 12

Used to hold and transport Test Tubes that are hot or contain hazardous material.

Question 13

Forceps

Answer 13

‘Chemistry Tweezers’ that help you grab things ungraspable with fingers (small objects). Can be made of metal or plastic.

Question 14

File

Answer 14

A piece of metal used to ‘cut’ a Glass Stirring Rod when necessary.

Question 15

Wire Brush

Answer 15

A piece of metal with a brush used to clean/scrub Test Tubes or Beakers depending on size.

Question 16

Spatula/Scoopula

Answer 16

Used to transfer smaller solids into various containers.

Question 17

Medicine Dropper

Answer 17

Used to transfer small quantities of liquids.

Question 18

Micropipette

Answer 18

Provides precision in drawing and releasing a specific amount of liquid.

Question 19

Striker

Answer 19

Used to create a spark which ignites a Bunsen Burner.

Question 20

Bunsen Burner

Answer 20

Used for the heating of (nonvolatile) liquids and solids. Connects via a rubber hose to the gas valve, and burns Methane gas. The flame height is adjustable. Ignited with a Striker.

Question 21

Hot Plate

Answer 21

An ‘electric plate’ used to heat up various containers such as Beakers and Erlenmeyer Flasks.

Question 22

Ring Stand

Answer 22

Used as a structure to hold various Metal Clamps.

Question 23

Utility Clamp

Answer 23

Used to support Flasks and Test Tubes when attached to a Ring Stand.

Question 24

Iron Ring

Answer 24

Used, in conjunction with a Ring Stand, to support Funnels, Wire Gauze, or Clay Triangles (Pipestem Triangles).

Question 25

Wire Gauze

Answer 25

A metal mesh where you can place various solids on and ignite them with Bunsen Burners. Also used to hold glassware.

Question 26

Evaporating Dish

Answer 26

Heat tolerant container that can hold solids or liquids to melt or evaporate.

Question 27

Wash Bottle

Answer 27

Holds distilled water in order to wash out pieces of laboratory glassware.

Question 28

Gas Bottle

Answer 28

Acts as a vessel to store gasses at above atmospheric pressure.

Question 29

Test Tube Rack

Answer 29

Displays Test Tubes side-by-side to show differences in data and experiments.

Question 30

Crucible and Cover

Answer 30

Used for heating small amounts of material (often metals) at high temperatures, over a Bunsen Burner.

Question 31

24-Well Plate

Answer 31

Used to hold small amounts of liquid to compare different trials in specific tests (ex: acid vs. base indicator). Act as miniature Test Tubes.

Question 32

Safety Goggles

Answer 32

Used to protect your eyes from hazardous sources (i.e. corrosive gas, heat, broken glass, etc.)

Question 33

Pipestem Triangle

Answer 33

Used to support a Crucible and Cover over a flame or support a Funnel on a Beaker.

Question 34

Funnel

Answer 34

Guides liquids or powder into a small opening (typically used in conjunction with Filter Paper.)

Question 35

Thermometer

Answer 35

Measure the temperature of a substance in degrees Celsius.

Question 36

Transfer Pipet

Answer 36

Plastic, quantitative pipet that is used to dispense chemicals; often used in place of a Medicine Dropper (usually in mL.)

Question 37

Buret

Answer 37

Used to dispense small amounts of liquids and sometimes gasses with high precision into usually an Erlenmeyer Flask. These are used in titration experiments.

Question 38

Corks/Stoppers

Answer 38

Prevents the escape of liquid or gas during an experiment (used with Test Tubes and Erlenmeyer Flasks.)

Question 39

Electronic Balance

Answer 39

Used to measure the mass of primary solids and sometimes liquids. Typically have +/-0.01 gram precision.

Question 40

Analytical Balance

Answer 40

A precision measurement tool. Used measure the mass of substances to +/-0.0001 gram precision.

Question 41

Filter Paper

Answer 41

Used to separate solids from liquids when typically when using a Funnel.