COMMON LABORATORY APPARATUSES and ITS USES

Question 1

for measuring mass

Answer 1

Balance

Question 2

to hold, mix, and heat liquids

Answer 2

Beaker

Question 3

as heat source in the absence of flammable materials

Answer 3

Bunsen burner

Question 4

for dispensing accurate volume of a liquid

Answer 4

Buret

Question 5

to support a crucible during heating

Answer 5

Clay triangle

Question 6

for holding chemicals during heating to very high temperatures

Answer 6

Crucible

Question 7

to hold crucibles

Answer 7

Crucible tongs

Question 8

to hold mix chemicals. The small neck is to facilitate mixing without spilling

Answer 8

Erlenmeyer flask

Question 9

to heat liquids for evaporation

Answer 9

Evaporating dish

Question 10

for filtration; also to transfer liquids or fine-grained materials into
containers with small openings

Answer 10

Funnel

Question 11

to measure a precise volume of a liquid

Answer 11

Graduated Cylinder

Question 12

to crush and grind materials

Answer 12

Mortar and pestle

Question 13

used with a ring stand to hold glassware, such as beaker or funnel

Answer 13

Ring clamp

Question 14

to support laboratory glassware, water bath, etc

Answer 14

Ring stand

Question 15

to transfer solids

Answer 15

Spatula

Question 16

for stirring and mixing

Answer 16

Stirring rod

Question 17

to hold and mix liquids

Answer 17

Test tube

Question 18

to hold test tube during heating

Answer 18

Test tube holder

Question 19

to hold several tubes at one time

Answer 19

Test tube rack

Question 20

to measure temperature

Answer 20

Thermometer

Question 21

to secure glassware to a ring stand

Answer 21

Utility/ iron clamp

Question 22

to prepare solutions of accurate volume

Answer 22

Volumetric flask

Question 23

to measure small amounts of liquid very accurately; draw in or suck the liquid using an aspirator (never use your mouth)

Answer 23

Volumetric pipet

Question 24

to rinse parts of glass wares and to add small quantities of water

Answer 24

Wash bottle

Question 25

to hold solids while weighing or to cover a beaker

Answer 25

Watch glass

Question 26

to support a container, such as beaker, on a ring stand during heating

Answer 26

Wire gauze