Laboratory Equipment Identification

Vocabulary flashcards identifying common laboratory equipment, their specifications, and descriptions of their uses based on the provided list.

BEAKER

Glass container, most are pyrex; common sizes are 100 ml, 25 ml, 400 ml; it can be used as a container, shows approximate volume, and may be heated

BUNSEN BURNER

A metal heating device connected to a gas outlet with rubber tubing; used to heat chemicals in beakers or test tubes; has adjustable air-hole allowing some control of temperature

BURETTE

It is marked with a milliliter scale and fitted with a stopcock; can be used to withdraw and measure accurate volumes of solutions in titrations

ERLENMEYER FLASK

Container; common sizes are 125 ml, 250 ml, 500 ml; may be heated; it has a thin neck and a wide base; used to hold liquids when carrying out reactions and preparing solutions

VOLUMETRIC FLASK

Used when mixing accurate concentrations of solutions. Each flask has a volume marking which is very exact and can be stoppered.

TEST TUBE

Glassware that comes in many sizes; it has many uses and can be heated

TEST TUBE CLAMP

Metal clamp with a screw fastener, a swivel and lock nut, an adjusting screw, and a curved clamp; used to hold an apparatus (test tube or burette) to the ring stand

TEST TUBE RACK

May be made of wood, metal, or plastic; used to hold test tubes in an upright position

FLORENCE FLASK (Round Bottom Flask)

Used to hold liquids when carrying out reactions (no heat use flat-bottomed; even heating required use round-bottomed)

FORCEPS

Metal or plastic, straight-tipped instrument used to isolate and remove small particles

FUNNEL

Made of glass or plastic; used to hold a filter paper and can be used in pouring (to avoid spills)

GOGGLES

Used to protect eyes

GRADUATED CYLINDER

Marked with milliliter (ml) scale and is used to measure volume

HEAT RESISTANT GLOVES

Used to handle hot glassware or other hot lab equipment

VOLUMETRIC PIPETTE

Used to transfer and dispense a single, specific quantity of liquid to a very high degree of accuracy.

SPATULA

Used to transport and distribute dry chemical compounds

WEIGH BOAT

Used for measuring and transferring substances.