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Chemistry IGCSE > 4d > Flashcards

4d Flashcards

1
Q

Alkene functional group

A

C = C

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2
Q

Alkene general formula

A

CnH2n

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3
Q

Why are alkenes unsaturated

A

More atoms can be added (they contain a double bond)

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4
Q

Alkenes with bromine

A

Double bond is broken and Br2 is added.

e.g.

C2H4 + Br2 –>C2H4Br2

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5
Q

Test for alkene

A

Bromine water(orange) will turn colourless if it is an alkene. Will stay orange if it is an alkane.

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Chemistry IGCSE (25 decks)

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