What's In A Medicine? Quiz 2.5 / 5 based on 2 ratings ? ChemistryAcids, bases and saltsFunctional GroupsA2/A-levelOCR Created by: ChloeD1995Created on: 17-10-12 12:12 The Bronsted-Lowry Theory defines Acids and Alkalis in terms of... Protons 1 of 48 In Mass Spectrometry, molecules are... bombarded with high-speed electrons 2 of 48 The base peak on a mass spectrum graph is the... Highest, most common peak 3 of 48 Bronsted-Lowry bases have a... Lone pair of electrons 4 of 48 Carbonyl groups are present in... Aldehydes and Ketones 5 of 48 Aldehydes end in... al 6 of 48 Ketones are produced by oxidising... secondary alcohols 7 of 48 When ethanol is refluxed it produces ethanoic acid 8 of 48 When acidified potassium dichromate solution is added to a ketone, what colour would the ORANGE solution go? Orange 9 of 48 When acidified Potassium dichromate sol. is added to a ketone, what does the colour change mean? Ketone is not reduced 10 of 48 When an aldehyde reacts with HCN, what is the product called? Hydroxynitriles 11 of 48 The first step of nucleophilic addition is... fast 12 of 48 An example of instrumental analysis is... Mass Spectrometry 13 of 48 Carboxylic acids contain the .... group. Carboxyl 14 of 48 An OH- group on a benzene ring is a phenol 15 of 48 An acid is a proton donor 16 of 48 Iron (III) chloride is the test for a - phenol 17 of 48 Carboxylic acids and phenols react with bases to form salts 18 of 48 Only - can evolve Carbon Dioxide from a carbonate. Carboxylic acid 19 of 48 What colour does FeCl3 go in the presence of a phenol? Purple 20 of 48 What colour does FeCl3 go in the presence of an alcohol? Orange 21 of 48 When a carboxylic acid and an alcohol react together they form a... Ester 22 of 48 When you react a carboxylic acid and alcohol to produce an ester, what conditions are required? reflux and conc. sulphuric acid 23 of 48 Test for the phenol in 2-hydroxybenzoic acid is... FeCl3 24 of 48 Test for the carboxylic acid in 2-hydroxybenzoic acid is... Na2CO3 producing effevescence, warming with methanol/H+ producing fruity smell 25 of 48 Infrared spectroscopy uses IR radiation of specific frequencies 26 of 48 In a Infrared spectroscopy graph, the wavenumbers below 1500 are... the fingerprint region 27 of 48 In Mass Spectrometry, the molecule that is a positive ion is: a molecular ion (M+) 28 of 48 When the molecular ion fragments, there are... another positively charged ion and a radical 29 of 48 When you label a peak on the spectrum, you must write on the... Charge (+) 30 of 48 High resolution Mass Spectrometry can define relative masses very accurately 31 of 48 Medicinal chemicals should be synthesised because.... They are difficult to obtain from natural sources in great quantities 32 of 48 All esters have the - group in them. COO 33 of 48 Esters smell of fruit 34 of 48 The reaction between carboxylic acids and alcohols produce... An ester and water 35 of 48 Alcohols and carboxylic acids require ---- to react. Reflux, conc. sulphuric acid catalyst 36 of 48 Phenols will not react with carboxylic acids, they must react with.... acyl chloride or acid anhydride 37 of 48 Thin Layer Chromatography is a - test. Qualitative 38 of 48 The reaction with the highest atom economy is... Rearrangement/Addition 39 of 48 Combinatorial Chemistry is used to Synthesise a large amount of similar compunds 40 of 48 When an acid donates a proton this is a.... reaction acid-base reaction 41 of 48 H3O+ is... an oxonium ion 42 of 48 Conjugate bases come from... Alkalis 43 of 48 When a substance can act as an acid and alkali, it is: Amphoteric 44 of 48 A 'lead compund' is the compound which shows promise 45 of 48 In drug development, Development research is Animal testing 46 of 48 The main aim of Phase III Clinical trials is to identify... Is it better than the standard treatment? 47 of 48 Why does it take so long to develop new drugs? Fear of litigation and search for 'silver bullet' medicines 48 of 48
Comments
No comments have yet been made