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Chemistry > Parts of the Bunsen Burner w/ Functions > Flashcards

Parts of the Bunsen Burner w/ Functions Flashcards

1
Q

What are the six parts of a Bunsen Burner?

A

Rubber Tube/ Gas Hose
Base
Collar
Gas Jet
Air Hole
Chimney/Barrel

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2
Q

What is the Gas hose’s function?

A

The gas hose connects the Bunsen Burner to the gas tap

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3
Q

What is the function of the Base?

A

The Base balances the Bunsen Burner

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4
Q

What is the function of the collar?

A

The Collar regulates the amount of air entering the burner.

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5
Q

What is the function of the Gas Jet?

A

The Gas Jet allows gas into the chimney

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6
Q

What is the function of the Air Hole?

A

The Air Hole allows air into the chimney

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7
Q

What is the function of the Chimney/ Barrel?

A

The Chimney or Barrel allows for the mixing of air and gas

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8
Q

Which flame do you see when the air hole is closed?

A

Luminous flame

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9
Q

Which flame do you see when the air hole is open?

A

Non-luminous flame

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10
Q

Which flame is the easiest to see?

A

The bright, yellow Luminous flame

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11
Q

Which flame is more noisy?

A

The roaring blue non- luminous flame

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12
Q

Which flame produced soot?

A

The Luminous flame

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13
Q

How is a Luminous Flame produced?

A

When the air hole of the Bunsen burner is closed after it is lit. This is due to the absence of oxygen.

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14
Q

How is a Non-luminous Flame produced?

A

When the air hole of the Bunsen burner is open after it is lit. The gas burns in the presence of oxygen to produce the non-luminous flame.

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15
Q

What is the colour of a Luminous Flame?

A

Bright Yellow

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16
Q

What is the colour of a Non-luminous Flame?

17
Q

How does a Luminous Flame sound?

A

There is hardly any sound, it burns quietly

18
Q

How does a Non-luminous Flame sound?

A

Sharp whooshing sound, it burns loudly

19
Q

What is the Hotness of a Luminous Flame?

A

Moderately Hot

20
Q

What is the Hotness of a Non-luminous Flame?

21
Q

What is the Size and Motion of a Luminous Flame?

A

Large and Unsteady

22
Q

What is the Size and Motion of a Non-luminous Flame?

A

Small and Steady

23
Q

Does a Luminous Flame produce Soot?

24
Q

Does a Non-luminous Flame produce Soot?

25
Q

What is Soot?

A

Luminous flames do not get enough oxygen to turn all the carbon that is being burnt into carbon dioxide. Some of this excess carbon produces soot which is a black substance.

26
Q

What are the Steps to lighting a Bunsen Burner?

A

Step 1: Ensure that the rubber tube/ gas hose has no holes/cracks then connect it to the gas tap.

Step 2: Turn the collar to completely close the air hole.

Step 3: Light the match.

Step 4: Turn on the gas tap

Step 5: Hold the match to the side of the mouth of the chimney to allow for a flame to be ignited.

Step 6: Put the match out and put the burner in safety mode by turning the collar to open the air hole.

Chemistry (3 decks)

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