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2ND YEAR FIRST SEM > CHEMLAB 1 LAB EQUIP > Flashcards

CHEMLAB 1 LAB EQUIP Flashcards

1
Q

A glassware used for stirring, mixing, and heating liquids.

A

beaker

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2
Q

Glassware used to heat, mix, and
store liquids. The narrow neck
facilitates mixing without spilling
the contents.

A

Erlenmeyer Flask

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3
Q

Measures an exact volume of
liquid. It is used to prepare
solutions and to make precise
dilution

A

Volumetric Flask

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4
Q

Accurately measures the volume of liquids

A

Graduated Cylinder

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5
Q

Accurately delivers variable
volumes of liquid. A stopcock is
turned to control the amount of
liquid being released. Markings are
found on the length of the tube
that indicates the volume of the
liquid present.

A

Burette

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6
Q

Measure and transfer an exact
volume of liquid. It is ideal in performing serial dilutions

A

Serological Pipette

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7
Q

Produces an open flame for heating purposes

A

Alcohol
Lamp

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8
Q

Used as a heat source during
experiment. It has a knob to adjust
the amount of gas flow and a
rotating collar that controls airflow

A

Bunsen
Burner

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9
Q

Has a wingtop/fishtail that is
placed in its mouth to spread the
flame

A

Tirril Burner

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10
Q

Used for indirect heating of
substances in beakers and flasks

A

Hot Plate
and Water
Bath

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11
Q

Used for scraping or transferring a
small amount of solids

A

Spatula

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12
Q

Transfers liquids into containers
with small openings. It is also used during filtration

A

Glass Funnel

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13
Q

A small glass tube used for handling or heating small amounts of substances.

A

Test Tube

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14
Q

Used to observe multiple reactions at the same time.

A

Spot Plate

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15
Q

Used as a surface for evaporating
liquid or holding solids.

It is also used as a cover for
beakers.

A

Watch Glass

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16
Q

A vessel used to hear and consequently evaporate liquids.

A

Evaporating dish

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17
Q

Provides support for other equipment and a means of raising equipment above the working surface.

A

Iron ring

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18
Q

Attached to the iron stand to support the flask or funnel in an upright position.

A

Iron ring

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19
Q

Used to secure equipment to a supporting stand

A

Iron clamp

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20
Q

Secures an extension type utility
clamp equipment to a support
stand or ring stand

A

Clamp Holder

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21
Q

Placed on an iron ring attached to
an iron stand as a support for a
funnel, crucible, or an evaporating
dish

A

Clay triangle

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22
Q

Used for grasping and lifting
vessels

A

Tongs

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23
Q

Used to hold test tubes especially
during heating

A

Test Tube
Holder

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24
Q

Used to cool and condense hot
vapors from a heated solution

A

Condenser
Tube

25
Q

Used with a pipette to aspirate
liquid

A

Aspirator
Bulb

26
Q

Cylindrical filtering funnel during
pressurized filtering procedures

A

Buchner
Funnel

27
Q

Measures the relative conductivity
of different chemicals and
solutions.

A

Conductivity
Apparatus

28
Q

Used for heating chemicals at high
temperatures

A

Crucible and
Cover

29
Q

Used to mix, spread, and lift
chemicals

A

Wooden
Spatula

30
Q

Used to crush solid chemicals into
a fine powder

A

Mortar
(Bowl) and
Pestle

31
Q

Used for liquid-liquid extractions to
separate the components of
mixtures of different densities

A

Separation
Funnel

32
Q

Used to clean different glassware
in the lab

A

Test Tube
Brush

33
Q

Used in collecting gas through the
water displacement method
Also known as Suction flask or
Side-arm flask

A

Büchner
Flask

34
Q

Used as a container of the solution
to be distilled in the distillation
process

A

Distilling
Flask

35
Q

Used to store chemicals in liquid or
powder form

A

Reagent
Bottles

36
Q

Used to transfer small amounts of
reagents/liquid

A

Pasteur
Pipette

37
Q

Used in titrations to measure
precisely how much liquid is used

Acid = Stopcock; Base = Pinch
cock

A

Burettes
Acid and
Base

38
Q

Used as a container for dry
chemicals prior to weighing

A

Weighing
Boat

39
Q

Used for supporting the clay
triangle and container to be
heated

A

tripod

40
Q

Used as a passage of the gas that
condenses to liquid

A

Adapter

41
Q

Used for stirring chemicals

A

Stirring Rod

42
Q

Used in direct heating of small
amounts of chemicals

A

Deflagrating
Spoon

43
Q

Used to hold burettes in place
during titration

A

Burette
Clamp

44
Q

Used to add liquid to an existing
system of apparatus

A

Thistle Tube

45
Q

Used for collecting gases, such as
hydrogen, oxygen and nitrogen

A

Water
Trough

46
Q

Measures hydrogen-ion activity in
water-based solutions; expressed
in pH

A

pH Meter

47
Q

Ventilation system in the
laboratory

A

Fume Hood

48
Q

Used to measure the mass of an
object
Usual maximum capacity is 610g

A

Triple Beam
Balance

49
Q

Measures mass at high degree of
precision
Readability: 0.00001g to 220g

A

Analytical
Balance

50
Q

most common measuring equipment in the laboratory

chemicals = 220g

A

Top Loading balance

51
Q

Used to isolate a target compound
A separatory funnel is anchored to an iron stand
with a beaker to collect the isolate

A

Extraction

52
Q

Conversion between the solid and gaseous
phases, with no intermediate phase
Evaporating dish which is attached and sealed
with an inverted glass funnel

A

Sublimation

53
Q

Uses Acid and Base burette

It is the slow addition of one solution of a known
concentration (titrant) to a known volume of
another solution of unknown concentration
until the reaction reaches Neutralization

To assess the concentration of an analyte that
has been detected

A

Titration

54
Q

A liquid is converted to a vapor, which is then
condensed back into a liquid

A

Distillation

55
Q

Heat directly; An evaporating dish is placed,
supported by a clay triangle, on a tripod on top
of an open flame

A

Evaporation (Direct)

56
Q

Steam evaporation

A

Evaporation (Indirect)

57
Q

Its purpose is to separate solid from liquid via filter medium

A

Filtration

58
Q

The volume of water that the gas displaced can be used to calculate its volume

A

Gas collection

2ND YEAR FIRST SEM (8 decks)

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