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Science > Lab Equipment > Flashcards

Lab Equipment Flashcards

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1
Q

Beakers

A
  • used to hold various chemicals
  • sizes vary
  • not for measuring precisely
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2
Q

Graduated cylinder

A
  • used to precisely measure the volume of liquids/run experiments
  • Plastic ring always on top if applicable.
  • Sizes vary.
  • Read from the meniscus at eye level
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3
Q

Erlenmyer Flash

A
  • used to approximately measure the volumes of liquids
  • useful for mixing by swirling
  • sizes vary
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4
Q

Florence Flask

A
  • used to boil liquids
  • also used to collect liquids, if applicable
  • sizes vary
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5
Q

Volumetric Flask

A
  • used to prepare precise standard solutions

-They are only good for 1 specific volume.

  • comes in many different sizes
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6
Q

Reagent bottle

A

-Used to store, transport, or view reagents such as acids or bases.

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7
Q

Rubber stoppers

A

-Used to close flasks and test tubes.

-The holes allow the insertion of glass tubing, probes, or thermometers as needed by the experiment.

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8
Q

Test Tubes Rack

A
  • Used to hold chemicals/tubes while experimenting.
  • Not for measuring precisely.
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9
Q

Test tubes

A
  • Waft!
  • Aim away from faces.
  • Sizes vary.
  • Label tubes.
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10
Q

Distillation Flask

A
  • Used to separate liquids based on boiling point.
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11
Q

Buret & Buret Clamp

A
  • Used for precisely measuring dispensed liquids
  • Holds buret to ring stand.
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12
Q

Ring Stand and Ring Clamps

A
  • Base/Pole of set-up for experimenting.
  • Holds glassware in place for heating or evaporating.
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13
Q

Test Tube Brushes

A
  • Cleaning.

-You must clean tubes before and after you use.

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14
Q

Test Tube Holder

A
  • Used for carrying or holding hot test tubes.
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15
Q

Thermometer

A

-Measuring temperature.

-Use metric!!

  • Ours don’t have mercury
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16
Q

Hot plate

A

Used to heat substances

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17
Q

Bunsen Burner

A
  • Used to heat substances quickly or if > 400*C is needed.

-Do not use with flammable substances.

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18
Q

Ruber tubing

A

Used for a variety of things.

  • Connecting Bunsen burner to gas valve stem.
  • Connecting glass tubing together.
19
Q

wire or mesh gauze

A
  • Used to absorb and spread the heat of flame.
  • Keeps glassware from cracking and breaking.

-Part of ring stand set-up.

20
Q

Clay Triangle

A
  • Used to hold a crucible in place on a ring stand.
  • Also helps absorb and spread heat of flame.
  • Part of ring stand set-up.
21
Q

Crucible & Cover

A
  • Used for heating substances.
  • Can withstand high direct heat.
22
Q

Crucible Tongs

A
  • used to carry crucibl
23
Q

Beaker Tongs

A
  • used to carry beakers
24
Q

Mortar and Pestle

A
  • Used to grind substances into powder or slurry
25
Q

Scoopula

A

Used to scoop chemical powders

  • not a measuring instrument

!! - ours does not have handles

26
Q

Stirring rods

A
  • used to stir substances
  • clean inbetween uses
27
Q

Striker

A
  • Used to ignite gas from a bunsen burner
  • do not waste flint
28
Q

Watch Glass

A
  • Used to show chemical reactions
29
Q

Evaporating dish

A
  • used to evaporate excess liquids
30
Q

centrifruge

A
  • used to seperate suspensions (solids from liquids)
31
Q

Meter stick

A
  • Used to precisely measure length.

1m = 10dm
1m = 100cm
1m = 1000mm

32
Q

Funnel

A
  • Used to safely transfer substances from one container to another.
33
Q

Dropper & Bottle

A
  • Used to measure out small amounts of liquids for experiments.
34
Q

Wash Bottle

A

-Usually contains deionized water.

-Handy for rinsing glassware and for dispensing small amounts of dH2O for chemical reactions.

35
Q

Goggle & Apron

A
  • Used to protect your eyes and clothing from damage.
  • These are a must in lab!!
36
Q

Inoculating or Flame Loop

A
  • Used to collect samples from colonies (ex. Bacteria)
  • Also used to test the spectra of chemicals.
37
Q

Digital Balance

A
  • Used to accurately measure mass.
  • Only up to 200g in our labs.
38
Q

Triple Beam Balance

A
  • Measures the mass of an object.
  • Make certain the balance is calibrated correctly before use.
39
Q

Double Pan Balance

A
  • Used to compare the masses of two substances.
40
Q

Centigram Balance

A
  • Used to precisely measure the mass of a substance.
  • More precise than the triple beam balance.
41
Q

Pipet, Pump & Bulb

A

Used to precisely measure the volume of liquids in small amounts.

42
Q

Berol Pipet

A
  • Disposable pipets used to transfer small amounts of chemicals.
  • Graduated pipets can precisely measure small amounts of chemicals.
43
Q

Capillary Tubes

A
  • Used to collect liquid through the process of capillary action.

Science (15 decks)

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