Alkadienai Flashcards

(5 cards)

1
Q

Cheminės reakcijos

A

1) Prisijungimo reakcijos: CH2=CH-CH=CH2 +H2 → CH2 = CH-CH2-CH3
2) Oksidacios reakcijos: 2CH=CH-CH=CH2 + 1102 → 8C02 +6H2O
3) Polimerizacijos reakcijos (gaunami kaučiukai)

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2
Q

Fizikines savybes

A

Bespalves dujos ar skysciai
Nemalonus kvapas

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3
Q

Gavimas

A

Etanolio denidratacios ir dehidrinimo reakcija:
2Н3С-СН2-ОН —425°C—>, СН2 = СН-CH=CH2+ 2H20 + H2

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4
Q

Izomerija

A

1)Skeleto Izomerija
2) Dvigubojo rysio padètis
3) Tarpklasine izomerija (alkinai)

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5
Q

Atpažinimo reakcija

A

Halogenu prisijungimo reakcija:
CH2=CH-CH= CH2 + Br2 → CH2=CH-CHBr-CH2Br

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