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Y12 AS Chemistry > Functional groups > Flashcards

Functional groups Flashcards

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1
Q

What is a homologous series?

A

A series of molecules that all have the same functional group and the same general formula

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2
Q

What is the general formula of alkanes?

A

CnH2n+2

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3
Q

Are alkanes saturated or unsaturated?

A

Saturated

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4
Q

What is a haloalkane?

A

Similar to alkanes except at least one of the hydrogen atoms have been replaced with a halogen atom

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5
Q

What are cycloalkanes?

A

They have a ring of carbon atoms with two hydrogens attached to each carbon atom

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6
Q

What is the general formula of a cycloalkanes?

A

CnH2n

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7
Q

Are cycloalkanes saturated or unsaturated?

A

Saturated

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8
Q

What is the smallest cycloalkane?

A

Cyclopropane

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9
Q

What is a branched alkane?

A

An alkane that doesn’t have all of the carbon atoms in one straight chain

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10
Q

What are the branches on a branched alkane called?

A

Alkyl groups

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11
Q

What is an alkene?

A

A hydrocarbon with a double carbon bond

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12
Q

What is the general formula of alkenes?

A

CnH2n

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13
Q

Are alkenes saturated or unsaturated?

A

Unsaturated

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14
Q

What are alcohols?

A

Organic molecules that have an -OH functional group

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15
Q

If alcohol’s are reacted, what can be formed?

A

Alkene

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16
Q

What is the general formula of an alcohol?

A

CnH2n+1OH

17
Q

What is an aldehyde?

A

Functional group where one of the end carbons has a double bond to an oxygen atom and a single bond to a hydrogen atom

18
Q

What is the general formula for an aldehyde?

A

R-CHO

19
Q

What does the R mean in an aldehydes general formula?

A

Alkyl group or Hydrogen atom

20
Q

What is a ketone?

A

They contain a C=O bond but it isn’t on one of the end carbons

21
Q

What is the general formula of a ketone?

A

R-CO-R’

22
Q

What do carboxylic acids contain?

A

Carboxyl functional group

23
Q

What is the general formula of a carboxylic acid?

A

R-COOH

24
Q

What is ‘R’ in a carboxylic acid?

A

Alkyl group

Y12 AS Chemistry (48 decks)

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