Alkaner Flashcards

(10 cards)

1
Q

Hvad er en alkan?

A

Et molekyle, som kun består af C og H og kun indeholder enkeltbindinger.

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2
Q

Hvilken molekylformel har alkaner?

A

CnH2n+2

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3
Q

Er alkaner lette at få til at reagere?

A

Nej, de er reaktionstræge. De kan brænde eller lave substitution reaktioner, hvis de får lys eller varme.

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4
Q

Hvordan kan man se, om der er sket en substitution reaktion?

A

Der dannes syre, som kan vises med pHpapir.

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5
Q

Hvad hedder en alkan med et carbon?

A

Methan

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6
Q

Hvad hedder en alkan med to carbon?

A

Ethan

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7
Q

Hvad hedder en alkan med tre carbon?

A

Propan

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8
Q

Hvad hedder en alkan med fire carbon

A

Buthan

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9
Q

Hvad dannes ved en fuldstændig forbrænding?

A

CO2 og vand

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10
Q

Hvilken tilstandsformer har de fire simpleste alkaner?

A

Gasser

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