Alkynes

Question 1

NaNH2

NH3(l)

Answer 1

Creates carbonation and Na+

Question 2

H2

Lindlars cat

Answer 2

Breaks triple bond and makes Cis Allene

Question 3

H2 (excess)

Pt

Answer 3

Breaks triple bond down to alkane

Question 4

Li

NH3(l)

Answer 4

Breaks triple bond and creates Trans Alkene

Question 5

2HBr

Answer 5

Breaks triple bond to and alkane and adds 2Brs to most substituted positions

Question 6

Cl2

Answer 6

Breaks triple bond and makes trans Alkane with 2Cls

Question 7

HgSO4/H2SO4

H2O

Answer 7

Breaks triple bond and creates an Alkene with double bounded O and a CH3

Question 8

1) BH3-THF

2) NaOH/ H2O2

Answer 8

Breaks triple bond and creates double bonded O and an H

Question 9

Br2

hv

Answer 9

ALKANE- adds Br to most substituted positions