CHEM 111

Question 1

Bunsen Burner

Answer 1

source of heat or source of open flame

Question 2

Evaporating Dish

Answer 2

use as a container for evaporating liquids

Question 3

Stirring Rod

Answer 3

use to mix or stir substances, use to transfer
liquids through a narrow opening

Question 4

Beaker

Answer 4

useful as a reaction container, hold liquids, use for mixing chemicals, and use for boiling substances

Question 5

Erlenmeyer Flask

Answer 5

use to contain, hold, and store chemicals while observing the reactions.

Question 6

Volumetric Flask

Answer 6

use to measure precise volumes or to make precise dilutions

Question 7

Wire Gauze

Answer 7

supports the beaker to be heated by the bunsen burner, use to regulate the amount of heat
passes through

Question 8

Tripod

Answer 8

support glass wares during heating process

Question 9

Condenser

Answer 9

use to cool hot vapours or liquids under going condensation

Question 10

Test Tube

Answer 10

use for holding small samples for containing

Question 11

Florence Flask

Answer 11

use to heat and store liquids

Question 12

Triple Beam Balance

Answer 12

use to weigh solid chemicals or substances

Question 13

Graduated Cylinder

Answer 13

use in measuring accurate amount of liquid in millimeters

Question 14

Iron Stand, Clamp, and Ring

Answer 14

use to hold pieces of glass wares in place during heating or titration process

Question 15

Petri Dish

Answer 15

use to culture micro organisms

Question 16

Laboratory Thermometer

Answer 16

use to measure the hotness or coldness of a substance

Question 17

Burrette

Answer 17

Use in adding precise volume of liquid; use for
titration process

Question 18

Mortar and pestle

Answer 18

use to grind or pound solid chemicals into powdered form

Question 19

Spot Plate

Answer 19

use to test small-scale chemical reactions or
tests (controlled test)

Question 20

Reagent Bottle

Answer 20

use to store chemicals

Question 21

Litmus paper

Answer 21

use to measure the acidity and alkalinity of a substance

Question 22

Hot Plate

Answer 22

use as a source of heat when open flame is not advisable

Question 23

Watch Glass

Answer 23

use to hold small samples or covering beakers or evaporating dish

Question 24

Filter Paper

Answer 24

use to filter solid parts in the substance

Question 25

Crucible and Cover

Answer 25

use to hold small solid quantities of chemicals during heating at high temperature

Question 26

Test Tube Brush

Answer 26

use to clean test tubes

Question 27

Test Tube Holder

Answer 27

use for holding test tubes when test tubes should not be touched

Question 28

Test Tube Rack

Answer 28

use to hold test tubes containing chemicals

Question 29

Clay Triangle

Answer 29

use as a supporting material that holds crucible or evaporating dish during heating process