Lab #3 - Limonene - which is colorless, when added...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Emily Rushton CHM 231-909 Professor N. Kemling 2008 February 20 th Abstract Lab 3 – Isolation of Limonene From Orange Peel The isolation of limonene from an orange peel was done by process of steam distillation. The weight of the orange peels before distillation and the percent of limonene in orange peels proved to be around 1.49%. Anhydrous calcium chloride was added to the limonene sample to be sure all water had been separated. Bromine (Br 2 ) which holds a dark brown color was added to a small sample of limonene,
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: which is colorless, when added together, the solution was colorless, showing the presence of a double bond within the limonene chemical structure. A .5% concentration of potassium permanganate (KMnO 4 ) which holds a deep purple color was added to a small sample of limonene. There also was a color change from a deep purple color to a dark brownish purple color, showing that there also was a double bond within the limonene structure....
View Full Document

This note was uploaded on 04/07/2008 for the course CHM 231 taught by Professor Barrows during the Winter '08 term at Grand Valley State University.

Ask a homework question - tutors are online