lab #2

crucible and cover

used to hold small amounts of chemicals during heating at high temperatures

balance

an instrument for determining weight

crucible tongs

to hold hot crucibles

Beacker

used to hold liquids

dropper pipet or disposable pipet

for drawing in a liquid and expelling it in drops

Bunsen burner

used to heat substances

Erlenmeyer flask

used to hold liquids, has narrow neck to prevent splashes

buret

dispensing and transferring known volumes of fluids

evaporating dish

liquids are heated over a flame so that they evaporate, leaving a solid residue

clay triangle

used to hold a crucible while the crucible is heated

striker

used to light bunsen burner

graduated cylinder

accurately measures liquid volumes

test tube

open tube used to hold liquids

hot plate / stir plate

used to heat and stir substances

test tube clamp

clamp used to hold hot test-tube

mortar and pestle

used to grind up materials

test tube rack

holds 5-6 test-tubes in a row

pipet bulb

used to pull liquid up into a pipet

termometer

measures temperature

ring clamp

used with ring stand to hold a glass container

filter paper

special paper used to separate solids from liquids

ring stand

holds funnels, wire gauze above table

forceps

used to pick up or hold small items

rubber stopper

used to cover ends of test tubes and flasks

fume hood

used to prevent a person from exposure to hazardous fumes from chemicals

spatula

small scoop used to transfer powder and crystal chemicals

funnel

for pouring liquid or other substance through a small opening

spot plate

a flat plate with multiple "wells" used as small test tubes

goggles

protects eyes from chemical splashes

stirring rod

used for stirring

utility clamp

used to hold laboratory glassware

weighing paper

used for weighing and transferring powers and crystals

volumetric flask

for making up solutions to a known volume

wire gauze

used to support a container (such as a beaker or flask) during heating

volumetric pipet

measures small amounts of liquids accurately

wash bottle

used to rinse various pieces of laboratory glassware

wash glass

to hold solids while being weighted,or as a cover for a beaker