Science Equipment

Question 1

Beaker

Answer 1

Holds solids or liquids that will not release gases when reacted or are unlikely to splatter if stirred or heated.

Question 2

Beaker Tongs

Answer 2

To move beakers containing hot liquids.

Question 3

Erlenmeyer Flask

Answer 3

Erlenmeyer flasks hod solids or liquids that may release gases during a reaction or that are likely to splatter if stirred or heated.

Question 4

Florence Flask

Answer 4

Mixing of chemicals. Narrow neck prevents splash exposure.

Question 5

Graduated Cylinder

Answer 5

Measure volumes of liquids.

Question 6

Test Tube Brushes

Answer 6

Clean test tubes and graduated cylinders.

Question 7

Test Tube Racks

Answer 7

Holding and organizing test tubes on the laboratory counter.

Question 8

Rubber Stoppers

Answer 8

Close containers to avoid spillage or contamination. Containers should never be heated when there is a stopper in place.

Question 9

Spot Plates

Answer 9

Want to perform many small scale reactions at one time.

Question 10

Glass Stir Rod

Answer 10

Manually stir solutions. It can also be used to transfer a single drop of a solution.

Question 11

Forceps/ Tweezers

Answer 11

Used to pick up small objects.

Question 12

Funnel

Answer 12

Aid in the transfer of liquid from one vessel to another.

Question 13

Watch Glass

Answer 13

Hold a small amount of solid, such as the product of a reaction.

Question 14

Wash Bottle

Answer 14

Ha a spout that delivers a wash solution to a specific area. Distilled water is the only liquid that should be used in a wash bottle.

Question 15

Weighing Boat

Answer 15

Used to weigh solids that will be transferred to another vessel.

Question 16

Bunsen Burner

Answer 16

Used for the heating of nonvolatile liquids and solids.

Question 17

Strikers

Answer 17

Used to light BUnsen burners.

Question 18

Evaporating Dish

Answer 18

Used for the heating of stable solid compounds and elements.

Question 19

Crucible

Answer 19

Used for heating certain solids, particularly metals, to very high temperatures.

Question 20

Clay Triangle

Answer 20

Used as a support for porcelain crucibles when being heated over a Bunsen burner.

Question 21

Crucible Tongs

Answer 21

For handling hot crucibles; also used to pick up other hot objects. (Not beakers)

Question 22

Ringstands

Answer 22

A safe and convenient way to perform reactions that require heating using a Bunsen burner.

Question 23

Iron Ring

Answer 23

Connect to a ringstand and provide a stable, elevated platform for the reaction.

Question 24

Wire Gauze

Answer 24

Sits on the iron Ring to provide a place to stand a beaker.

Question 25

Double Buret Clamp

Answer 25

Used to burets- long graduated tubes used in titration.

Question 26

Triangular File

Answer 26

Used primarily to cut glass rod.

Question 27

Litmus Paper

Answer 27

Red litmus paper is used to identify bases. Blue litmus paper is used to identify acids.

Question 28

Gas Collecting Bottle

Answer 28

Use when large volumes of gases are produced, and must be collected by the displacement of water.

Question 29

Medicine/Eye Dropper

Answer 29

Used to transfer a small volume of liquid (less than one ml).

Question 30

Mohr Pipet

Answer 30

Measures and delivers exact volumes of liquids.

Question 31

Glass Plates

Answer 31

Provide a surface for semi-micro scale experiments, such as drop reactions and testing of acids and bases.

Question 32

Spatulas

Answer 32

Used to dispense solid chemicals from their containers.