問題一覧
1
For small samples
spot plate
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An apparatus or container for condensing vapor.
condenser
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Used as a support to heat chemicals.
tripod
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Used as a support to heat chemicals
iron stand and iron ring
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To punch holes on cork
cork borer
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For mixtures that are not meant for direct heat
water bath
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Used to add liquid to an existing system or apparatus.
thistle tube
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for producing suction or moving or collecting materials by suction.
aspirator
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used to separate immiscible liquids.
separatory funnel
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A tool used to grind, crush and mix solid substances.
mortar and pestle
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it consists of different color since some chemicals are sensitive to light.
reagent bottle
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used for transferring samples.
spatula
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Used as a container to hold liquids.
florence flask
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Used to filter or separate liquid from a solid.
buchner funnel
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Used to separate two liquids with different boiling points and is a common piece of distillation apparatus.
distilling flask
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container used for mixing chemicals
erlenmeyer flask
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Used for distillation of dry distillation of substances.
retort
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Used to measure the mass of objects in grams
triple beam balance
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used as a beaker cover
watch glass
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glass rod used for stirring
stirring rod
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-may be heated -used to hold or mix chemicals
beaker
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transferring liquids to smaller narrow necked containers
funnel
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used for measuring very small volumes of liquids
pipette
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Used to dispense known amounts of a liquid in experiments for which a precision in necessary.
burette
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Holds small volumes of liquids being evaporated.
evaporating dish
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holding for small amounts of chemicals
test tube
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It holds a test tube
test tube holder
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holds test tubes in a vertical position
test tube rack
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cleans out a test tube
test tube brush
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dispenses water for rinsing equipment
wash bottle
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measures volumes of liquids
graduated cylinder
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used for heating or burning
bunsen burner
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used for the flow of fluids and gases
rubber tubes
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used to bend glass in manipulation process
fish tail
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Denatured alcohol is the liquid to use when using this
alcohol lamp
36
what is this?
iron stand and iron ring
37
spreads out the heat produced by a bunsen burner
wire gauze
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support a cubicle in a ring stand apparatus.
clay triangle
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Holds small amounts of chemicals for heating at high temperatures
crucible and cover
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it is used to handle a crucible.
crucible holder
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holds small volumes of liquids being evaporated.
evaporating dish
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it holds things in an iron stand to elevate glasswares such as beakers
universal clamp
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to hold an iron pinch
iron clamp
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it holds glasswares whose bottoms aren't flat.
pinch clamp
45
use for holding burette
burette clamp