test tubes

21
Chemistry 1 Test tubes Available in many sizes Used for many tasks, including mixing and heating of substances

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Test tubes. Available in many sizes Used for many tasks, including mixing and heating of substances. Test tube brush. Used to clean test tubes Different sizes are available – ask if you need a different one. Test tube holder. Used to hold test tubes in your hand while heating them. - PowerPoint PPT Presentation

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Page 1: Test tubes

Chemistry 1

Test tubes Available in many sizes Used for many tasks, including

mixing and heating of substances

Page 2: Test tubes

Chemistry 2

Test tube brush Used to clean test tubes Different sizes are available – ask if

you need a different one

Page 3: Test tubes

Chemistry 3

Test tube holder Used to hold test tubes in your

hand while heating them

Page 4: Test tubes

Chemistry 4

Utility clamp Used to hold test tubes or flasks

attached to a ring stand

Page 5: Test tubes

Chemistry 5

Test tube rack Sets on table Used to hold test tubes during an

experiment

Page 6: Test tubes

Chemistry 6

Ring stands and rings Variety of uses Often used to support test tubes,

beakers, or flasks being heated by a bunsen burner

Page 7: Test tubes

Chemistry 7

Graduated cylinders Available in different sizes Use the smallest one that will meet

your needs for the best accuracy If measuring a large amount you

may need to refill as you measure

Page 8: Test tubes

Chemistry 8

Beakers Used to hold chemicals May be used for mixing or heating Only used to measure approximate volumes

Page 9: Test tubes

Chemistry 9

Erlenmeyer flasks Used to hold, mix, and heat

chemicals To mix, hold by the neck and swirl

Page 10: Test tubes

Chemistry 10

Florence flasks Used to hold, mix, and heat

chemicals To mix, hold by the neck and swirl

Page 11: Test tubes

Chemistry 11

Beaker tongs Used to move hot beakers

Page 12: Test tubes

Chemistry 12

Forceps tweezers

Page 13: Test tubes

Chemistry 13

Squares Wire mesh and ceramic Used to support beakers and flasks

being heated with a bunsen burner

Page 14: Test tubes

Chemistry 14

Scoopula Used to scoop dry materials out of

their bottles

Page 15: Test tubes

Chemistry 15

Evaporating dish Used for heating

Page 16: Test tubes

Chemistry 16

Watch glasses Curved circular pieces of glass Often used to cover evaporating

dishes while heating

Page 17: Test tubes

Chemistry 17

Collecting bottles Variety of uses Often used to collect displaced

gases

Page 18: Test tubes

Chemistry 18

Crucible Used for heating Has a lid

Page 19: Test tubes

Chemistry 19

Clay triangle Used to support crucibles being

heated by a Bunsen burner

Page 20: Test tubes

Chemistry 20

Crucible tongs Used to move hot crucibles or

crucible lids

Page 21: Test tubes

Chemistry 21

Pneumatic trough Used to hold large quantities of

liquids (usually water) Has an overflow prevention spout:

make sure this is over the sink