Safety And Apparatus Flashcards

1
Q

All chemicals have a safe side and dangerous side. List the safe and dangerous sides of H2O

A

Safe: we drink it as water. It’s refreshing and hydrating
Dangerous: it can often cause flash floods and can drown people. Water is a scary thing

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2
Q

Why do we have hazard symbols?

A

They warn us about the dangers a certain type of chemical might have. They warn us if any danger is present and if so what danger.

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3
Q

What is the symbol for “explosive”

A

An exploding bomb

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4
Q

If the symbol had a flame on it, what’s the hazard?

A

It’s flammable

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5
Q

What’s the symbol for “acute toxicity”

A

A skull and crossbones

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6
Q

If the symbol were an exclamation mark, what would the hazard be?

A

Health hazard/hazardous to ozone layer

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7
Q

Define oxidising

A

Combined chemically with oxygen or TO combine chemically with oxygen

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8
Q

What symbol is used for the hazard “oxidising”

A

A flame over a circle

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9
Q

If the symbol were corrosion of hand and block, what would the hazard be?

A

Corrosive

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10
Q

Hazardous to the environment is the hazard, describe the symbol

A

A dying fish in an environment

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11
Q

A human with an explosion the chest is the symbol, what’s the hazard?

A

Serious health issue

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12
Q

Gas under pressure is the hazard, describe the symbol

A

Gas canister/cylinder

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13
Q

What is a boiling tube used for?

A

Used to hold longer volumes or masses when heating

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14
Q

What’s a Bunsen burner used for?

A

To provide a source of heat for the experiment

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15
Q

What is a conical used for?

A

Used to hold large amounts of liquids

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16
Q

What’s an evaporating basin used for?

A

Allows water to evaporate from solution in it

17
Q

What’s a filter funnel used for?

A

To channel liquid or fine grained substances with small opening

18
Q

What is gauze used for?

A

To support flasks and beakers during heating to protect work surface

19
Q

What is a heat proof mat used for?

A

To prevent damage to a work surface when using Bunsen burners

20
Q

What’s an ignition tube used for?

A

To hold small quantities of substances which are undergoing direct heating by heat source

21
Q

What is a measuring cylinder used for?

A

To measure out volumes of liquid

22
Q

What is a pipette used for?

A

To measure out very small volumes of liquid

23
Q

What are slotted masses used for?

A

To quickly create a desired amount of mass

24
Q

What is the spatula used for?

A

Messing out small amounts of solid chemical

25
Q

What’s a stand, boss, clamp used for?

A

Used in combination for holding and securing other items of apparatus such as glassware, tubing, funnels, etc..

26
Q

What’s a stirring rod used for?

A

Mixing together liquids or liquids and solids

27
Q

What’s a stop watch used for?

A

Messing the time for an experiment

28
Q

What are test tubes used for?

A

To hold, mix and heat chemical experiments

29
Q

What are text tube holders used for?

A

To safely hold a test tube during heating

30
Q

What is a test tube rack usednfor?

A

To hold multiple test tubes upright at the same time

31
Q

What’s a thermometer used for?

A

Used to record a temperature

32
Q

What is a tripod used for?

A

To hold large apparatus over a Bunsen burner