Lab Equipment

Question 1

Beaker

Answer 1

holds solids or liquids that won’t release gases when reacted, unlikely to splatter if stirred or heated.

Question 2

medicine dropper

Answer 2

used to transfer a small or volume of liquid.

Question 3

evaporating dish

Answer 3

used for heating stable solid compounds and elements.

Question 4

clay triangle

Answer 4

support for porcelein crucibles when being heated over a Bunsen burner.

Question 5

test tubes

Answer 5

small glass tube used to store or heat a small amount of chemical substances

Question 6

iron rings

Answer 6

connect to a ring stand and provide a stable, elevated platform for the reaction.

Question 7

glass stir rod

Answer 7

used to manually stir solutions. also used to transfer a single drop of solution.

Question 8

mohr pipet

Answer 8

measures and delivers exact volumes of liquids

Question 9

wire gauze

Answer 9

sits on iron ring to provide a place to stand a beaker.

Question 10

ring stand

Answer 10

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

Question 11

wash bottle

Answer 11

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 12

Bunsen Burner

Answer 12

used for the heating of nonvolatile liquids and solids

Question 13

florence flask

Answer 13

rarely used in first year chemistry, used for mixing of chemicals. narrow neck prevents splash exposure.

Question 14

watch glass

Answer 14

holds small amounts of solid, such as product of a reaction

Question 15

weighing boat

Answer 15

weigh solids that will be transferred to another vessel

Question 16

crucible

Answer 16

heating certain solids, particularly metals, to very high temperatures

Question 17

test tube rack

Answer 17

holds and organizes test tubes on the laobratory counter. plastic racks may melt in contact with very hot test tubes

Question 18

utility clamp

Answer 18

secures test tubes, distillation columns and burets to the ring stand

Question 19

test tube brushes

Answer 19

used to clean test tubes and graduated cylinders.

Question 20

beaker tongs

Answer 20

used to move beakers containing hot liquids

Question 21

forceps

Answer 21

(tweezers) used to pick up small objects

Question 22

Erlenmeyer flask

Answer 22

hold solids or liquids that may release gases during a reaction or that are likely to splatter of stirred or heated

Question 23

graduated cylinder

Answer 23

measures volumes of liquids

Question 24

crucible tongs

Answer 24

handles hot crucibles; also used to pick up other hot objects. NOT to be used for picking up beakers

Question 25

test tube holder

Answer 25

used for holding a test tube which is too hot to handle

Question 26

glass stir rod

Answer 26

used to manually stir solutions. also used to transfer a single drop of a solution

Question 27

glass plates

Answer 27

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

Question 28

funnel

Answer 28

used to aid in the transfer of liquid from one vessel to another

Question 29

spatulas

Answer 29

used to dispense solid chemicals from their containers.