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Nat 5 Chemistry > Unit 2 > Flashcards

Unit 2 Flashcards

1
Q

What an hydrocarbon

A

chemical compounds that contain the elements carbon and hydrogen only

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2
Q

What are the 3 families of hydrocarbons

A
  • Alkanes
  • Alkenes
  • Cycloalkanes
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3
Q

What is homologous series

A

A homologous series is a family of compounds with the same general formula and similar chemical properties

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4
Q

What’s the general formula of an Alkane

A

Cn H2n +2

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5
Q

What are alkanes

A

Alkanes are saturated hydrocarbons which only contain carbon to carbon single bonds

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6
Q

What’s an isomer

A

Hydrocarbon with the same molecular formula but different structural formula

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7
Q

Addition Reactions

A

Two molecules combine to form a
single molecule.

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8
Q

Alcohols

A

Molecule containing a hydroxyl
functional group, ─OH grou

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9
Q

Carboxylic acids

A

Molecule containing the carboxyl
functional group, ─COOH.

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10
Q

Combustion

A

A substance reacts with oxygen releasing energy.

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11
Q

What are alkenes

A

A homologous series of unsaturated hydrocarbons that contain a C=C double bond Standard solution

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12
Q

What is the general formula of alkenes

A

CnH2n

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13
Q

What are cycloalkanes

A

A homologous series of saturated cyclic hydrocarbons

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14
Q

What is the general formula of cycloalkanes

A

CnH2n

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15
Q

Endothermic

A

A reaction or process that takes in heat energy

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16
Q

Exothermic

A

A reaction or process that releases heat energy

17
Q

Hydration

A

Addition reactions alkenes undergo
with water forming alcohols.

18
Q

Hydrocarbons

A

Compounds containing only hydrogen and carbon atoms

19
Q

Hydrogenation

A

Addition reaction alkenes undergo with hydrogen forming alkanes

20
Q

Saturated

A

Compounds containing only single carbon-to-carbon bonds

21
Q

Unsaturated

A

Compounds containing at least one carbon-to-carbon bond

Nat 5 Chemistry (6 decks)

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