alcynes Flashcards

1
Q

pKa d’un alcyne vrai

A

25

pKa de la liaison C-H terminale

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

alcyne : sp, sp2, sp3 ?

A

sp

liaison triple entre 2C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

densité ?

A

< 1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

hydrophile ou hydrophobe ?

A

Hydrophobe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

formule brut d’un alcyne ?

A

CnH2n-2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Un alcyne vrai c’est quoi ?

A

Un alcyne qui pourra réagir à la fois par sa triple liaison, et par sa liaison C-H terminale

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Un alcyne disubstitué c’est quoi ?

A

Un alcyne qui réagira uniquement par sa liaison multiple

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Hydrogénation d’un alcyne = cis ou trans addition ?

A

Cis-addition

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

acétylure = ?

A

carbanion issu d’un alcyne

How well did you know this?
1
Not at all
2
3
4
5
Perfectly