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GCSE Chemistry > Organic > Flashcards

Organic Flashcards

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1
Q

Alkene + Hydrogen

A

–> Alkane
In the presence of a catalyst

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2
Q

Alkene + Water

A

⇌ Alcohol
In the presence of a catalyst

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3
Q

Alkene + Oxygen

A

–> Carbon dioxide + water
(complete combustion)

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4
Q

Sodium + alcohol

A

–> sodium alkoxide* + hydrogen

*e.g. sodium + ethanol –> sodium ethoxide + hydrogen

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5
Q

Alcohol + carboxylic acid

A

⇌ ester + water

e.g. methanoic acid + ethanol –> methyl ethanoate + water

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6
Q

Carboxylic acid + metal carbonate

A

—> salt + carbon dioxide + water

e.g. ethanoic acid + sodium carbonate –> sodium ethanoate + water

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7
Q

How crude oil formed

A

Formed over millions of years from remains of plankton found in mud
Layers of rock formed over the dead plankton
So they were under high pressure and temperature
Crude oil forms

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8
Q

Alkane general formula and functional group

A

Cn H2n+2
C-C

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9
Q

Alkene general formula and functional group

A

Cn H2n
C=C

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10
Q

Alcohol general formula and functional group

A

Cn H2n+1 OH
OH

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11
Q

Carboxylic acid general formula and functional group

A

Cn H2n+1 COOH
COOH

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12
Q

Ester functional group

A

-COO-

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13
Q

Alcohol + oxidising agent

A

–> carboxylic acid + water

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14
Q

Test for alcohol

A

Add a piece of Na
Fizzing

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GCSE Chemistry (4 decks)

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