Answer the following questions for the molecule 1-octyne. 1. Use the JSME editor

Question

Answer the following questions for the molecule 1-octyne. 1. Use the JSME editor to draw the structure c#ccccccc ou are correct. Previous Tries r receipt no. is 162-2452 2. What is the molecule type (functional group)? alkyne ou are correct. r receipt no. Is 162-3238Previous Tries 3. Given the following molecule, select a wavenumber in cm1 corresponding within the ranges of each of the following stretches in the IR spectrum, if at all. Please use this table to determine the appropriate ranges for various IR stretches. Stretch C-H bonds (alkane) Not found in spectrum C-H bonds (alkene) Not found in spectrum C-H bonds (alkyne) 3300 O-H bonds N-H bonds C-C double bonds Not found in spectrum C-C triple bonds 2200 C-o single bonds C-O double bonds Not found in spectrum C-N double bonds Not tound in spectrum Wavenumber Not tound in spectrum Not tound in spectrum Not found in spectrum Submit Answer Tries 1/3 Previous Tries

Explanation / Answer

analysis of compound by IR spectrum

3. for 1-octyne

C-H bond alkane : 2800-3000 cm-1

C-H bond alkene : none

C-H bond alkyne : 3300 cm-1

O-H bond : none

N-H bond : none

C-C double bond : none

C-C triple bond : 2150 cm-1

C-O double bond : none

C-O single bond : none

C-N double bond : none

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