pyrolysis of the cyclic secondary alcohol with an acid catalyst at a moderate temperature or by distillation over alumina or silica gel. We will be performing catalysis by phosphoric acid. The mixture of cyclohexanol with phosphoric acid is heated in a flask equipped with a fractionating column‚ forming water. Further heating promotes the distillation of water and cyclohexene by the principle of stem distillation. A chaser solvent is added to recover of the reaction product that may get lost in the fractionating
Premium Distillation Alcohol Oxygen
INSTITUTE OF HOTEL MANAGEMENT‚ AURANGABAD Part A: Discuss the distinctive features of Indian Cuisine with reference to various concepts techniques and influences. Part B: Food & Culture of Amritsar INDIAN CUISINE & CULTURE Sugandh Katyal (C-1432) “Submitted in Fulfillment of the Requirement for B.A. (hons.) in Culinary Arts” THE UNIVERSITY OF HUDDERSFIELD‚ UNITED KINGDOM MAY 2012 TABLE OF CONTENTS S.No. CONTENTS Page No. 1. Cover Page I 2. Table of Contents
Premium Indian cuisine
of this experiment is to synthesize 1-bromobutane from 1-butanol and sodium bromide. In order for this reaction to reach completion there are four major operations that need to be performed. The four major operations include refluxing‚ simple distillation‚ separation‚ and drying. To begin‚ in order for the compounds to react they will be dissolved in water and sulfuric acid will be added. The addition of sulfuric acid will then generate hydrobromic acid‚ an important product in the reaction mixture
Premium Distillation
Research Plan Research Question: What is the antimicrobial effect of common household spices/herbs such as cinnamon‚ cloves‚ mustard‚ ginger‚ and garlic‚ on the zone of inhibition in the Staphylococcus epidermis covered nutrient agar? Hypothesis: If 3 teaspoons of chopped cinnamon‚ cloves‚ mustard‚ ginger‚ and garlic steep in half a cup of boiling water for 15 hours and then placed in nutrient agar covered with Staphylococcus epidermis (gram positive) bacteria for 24 hours (in an incubator)‚ garlic
Premium Spice Water Ginger
pure eugenol is likely not to be the final product‚ other substances such as lavender oil can be enriched with it causing an effective deterrent to flies. Eugenol is derived from Syzygium aromaticum which is commonly known as Clove . The process of extracting eugenol from cloves is a relatively simple process that could be done on an industrial scale as shown in Dr Antic’s method . Typically‚ eugenol sprays are made up of 60% eugenol. While there are potential negative side effects if large quantities
Premium Insect Mosquito Larva
the sidearm of the distillation flask instead of being dipped in the solution? Had you did it in the solution‚ the thermometer would have measured the temperature of the direct heat from the flame. However‚ what we want is the temperature at which a substance boils. Hence‚ by positioning the thermometer near the sidearm of the distillation flask measures the temperature of the vapour which is also the boiling point of that substance. what are the limitations of simple distillation?how to overcome
Free Distillation Temperature
TEACHER’S GUIDE CHEMISTRY TOPIC: OBSERVATIONS AND EXPERIMENTS USEFUL TIPS: Student’s experiments can be done in groups. Groups can be given different mixtures. Each group then carry out their own experiment‚ makes a write up of their procedure and presents to the rest of the class together with the samples obtained. UNIT 1: MIXTURES AND PURE SUBSTANCES This unit is suitable for senior one (S1) BRIEF DESCRIPTION OF THE UNIT: This unit deals with: • Methods of separating
Premium Distillation Separation process Evaporation
INTERNATIONALE PHARMACEUTICA SCIENCIA | Jan-March 2011 | Vol. 1 | Issue 1 | Available online http://www.ipharmsciencia.com ©2011 IPS REVIEW ARTICLE Phytochemical screening and Extraction: A Review ABSTRACT Plants are a source of large amount of drugs comprising to different groups such as antispasmodics‚ emetics‚ anti-cancer‚ antimicrobials etc. A large number of the plants are claimed to possess the antibiotic properties in the traditional system and are also used extensively by the tribal people
Premium Ethanol Solvent Antimicrobial
Science Investigatory Project EVALUATION OF EUPHORBIA PLANT USED AS INSECTICIDE AGAINST DOMESTIC BUGS INTRODUCTION: These days‚ people can’t oppose the boosting of the countless pest that disturbs our daily habits. That’s why we made a product that could be the answer for this problem that we all face. By mixing-up the three main elements of the by-product‚ the garlic‚ chili pepper‚ and Euphorbia‚ we come up to put up an alternative
Premium Scoville scale Capsaicin Pepper spray
IGCSE Complete Chemistry Notes Unit 1: States of matter Everything is made of particles. Particles in solid are not free to move around. Liquids and gases can. As particles move they collide with each other and bounce off in all directions. This is called random motion. In 2 substances‚ when mixed‚ particles bounce off in all directions when they collide. This mixing process is called diffusion. It’s also the movement of particles without a force. The smallest particle
Premium Oxygen Atom Hydrogen