Alcohols, Phenols, Thiols, and Ethers The functional group of alcohols and phenols is the hydroxyl group (-OH). We will be reviewing naming oxygen and sulfur containing compounds. 0000003052 00000 n Alcohols are organic compounds where a hydroxyl group replaces the hydrogen atom of an aliphatic carbon. C 6 H 5-CH 3, CH 3 COCl, AlCl 3 Alcohols. 0000004706 00000 n 1. MCQ Questions for Class 12 Chemistry with Answers were prepared based on the latest exam pattern. Ethers can be synthesized from the reaction of alcohols. If you continue browsing the site, you agree to the use of cookies on this website. All … But 1 mL of ethanol will mix with 99 mL of water just as well as 1 mL of water will mix with 99 mL of ethanol.Solubility is the maximum amount of a solute that can be dissolved in a given amount of solvent. 0000003835 00000 n See our User Agreement and Privacy Policy. Looks like you’ve clipped this slide to already. Thus, an alcohol molecule consists of two parts. f �B�����-R��B"��@�����]�&)�Ą���b@5� �� ���^ D)!Y!��Z�@A Terms in this set (40) hydroxyl group -OH. Alcohols are derivatives of hydrocarbons in which an –OH group has replaced a hydrogen atom. Alcohols are derivatives of hydrocarbons in which an –OH group has replaced a hydrogen atom. <]>> Learn more. And this would no longer be an oxidation reaction, because the ending product(s) would be different from the initial alcohol in other ways besides just having one more oxygen-carbon bond. Take the quiz below and find out how much you really know about them. You can change your ad preferences anytime. If one hydrogen atom is removed from a water molecule, a hydroxyl functional group (―OH) is generated. xref %%EOF MsKreitzer. Physical Properties of Alcohol. 1. Check the below NCERT MCQ Questions for Class 12 Chemistry Chapter 11 Alcohols, Phenols and Ethers with Answers Pdf free download. methyl alcohol. After three alkene units have added the intermediate is treated with basic hydrogen peroxide to form the alcohol. 3. (Note: that’s not the same as hydroxide, OH-, which is ionic.) Test. Write. Although all alcohols have one or more hydroxyl (–OH) functional groups, they do not behave like bases such as NaOH and KOH. In this case, solubility is expressed in units of moles solute per 100 grams water. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. For a tertiary alcohol, there are only alkyl groups attached to the carbinol carbon (no hydrogens) in addition to the hydroxyl group. Clipping is a handy way to collect important slides you want to go back to later. phenols. Spell. %PDF-1.4 %���� 0 PLAY. Phenols are special classes of alcohols in that the R is an aromatic group. Two other classes, aldehydes and ketones, are formed by the oxidation of alcohols. 0000001486 00000 n C 6 H 5 OH, NaOH, CH 3 I. If you continue browsing the site, you agree to the use of cookies on this website. have an aryl group in place of the alkyl group of the alcohols. The reactant is 2-methylcyclohexanol.The two products are 1-methylcyclohexene and 3-methylcyclohexene.Since 1-methylcyclohexene has the more highly substituted double bond, it is the major product. Ethanol Diethyl ether Ethanethiol (an alcohol) (an ether) (a thiol) These three compounds are certainly familiar to you. 0000001944 00000 n When a hydroxyl group is joined to an alkane framework, an alcohol such as ethanol, is produced. 3. 12 alcohols-phenols-thiols-ethers 1. –in phenols, —OH is connected to a benzene ring. –in alcohols, a hydroxyl group is connected to a carbon atom. 0dh7N��6�a�#�(Ln�%�y|)*Pj� �q�"8a��{�})��&Tu�`bP�q� Д���\�,/X�Kj��a����G�W&�1d�Ȋ�����s2���+wt�bD 0000007412 00000 n The general structure of phenols is Ar-OH, where Ar represents any aromatic group. the simplest alcohol; a methyl group bonded to a hydroxyl group: CH₃OH. 0000003129 00000 n Powerpoint for Module 3 of CHE 102 online. 0000001292 00000 n Describe the structure and properties of alcohols, ethers and phenols. �"\!��ʨ����(�N4 Chapter 13 Alcohols, Phenols, and Thiols 13.4 Reactions of Alcohols and Thiols * * * * * * * * * * * * * * * * Combustion of Alcohols Combustion is the reaction of an alcohol with O2 to produce CO2 and H2O.


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