ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers Online Test With Answers

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ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers Online Test

Sr. # Questions Answers Choice
1 Oxidation of 2-propanol gives Propanone Butanone Pentanone None of these
2 Ethyl alcohol may be identified by Ring test Iodoform test Tollen's test Bazeyer's test
3 Dehydration of ethyl alcohol yields Aldehyde Ketone Acid Alkene
4 Alcohols react with carboxylic acid to produce the class of compounds known as Grignard's reagent Esters Amides None of these
5 Glucose in the presence of zymase is converted into Alcohol Acid Ethyl alcohol Ketone
6 The malt-sugar in the presence of yeast or invertase gives Fructose Glucose Lignin Alcohol
7 Oxidation of methyl alcohol gives Formaldehyde Acetone Ester Acid
8 In Lucas test teriary alcohol make an oily layer Immediately In 10 mins On heating Not
9 Which of the following is known as wood spirit Ethyl alcohol Propyl alcohol Methyl alcohol Butyl alcohol
10 Treatment of a secondary alcohol with a suitable oxidizing agent (K2Cr2O7) results in the formation of Ketone Aidehyde Ether Alkyl halide
11 Which of the following is used as anesthetics Alcohol Diethylether Phenol Dimethyl ether
12 Nitration of phenol gives o-nitrophenol p-nitrophenol m-nitrophenol Both o and p-nitrophenol
13 Alcohol reacts with halogen acid to produce Alkyl halides Aldelydes Ketones Alkanes
14 When phenol is reduced in the presence of Zn dust, we get Cyclohexene Cyclohexane Benzene Benzyne
15 In Lucas test primary alcohol make as oily layer Immediately In 10 mins On heating Not
16 95% alcohol is called Rectified spirit Spirit of wine Spirit Methylated
17 Methyl alcohol is not used As a solvent A an anti-freezing agent As a substitute for petrol For denaturing of ethyl alcohol
18 To prepare ethanol by fernentation the optimum temp. is 10 - 20°C 25 - 30°C 20°C 35°C
19 Which enzyme is not involved in fermentation of strach Diastase Zymase Urease Invertase
20 Ethanol can be converted into ethanoic acid by Hydrogenation Hydration oxidation Frmentation
21 Which compound will not dissolve in H2O C<sub>6</sub>H<sub>6</sub> C<sub>2</sub>H<sub>5</sub>OH CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub>OH CH<sub>3</sub>- OH
22 Which compound is more soluble in water C<sub>2</sub>H<sub>5</sub>OH Benzene CH<sub>3</sub>OCH<sub>3</sub> Hexane
23 Which compound does not show hydrogen bonding with water CH<sub>3</sub>OH C<sub>2</sub>H<sub>5</sub>OH CH<sub>3</sub>- O - CH<sub>3</sub> C<sub>6</sub>H<sub>5</sub>OH
24 Which compound shows hydrogen bonding C<sub>2</sub>H<sub>6</sub> C<sub>2</sub>H<sub>5</sub>CI CH<sub>3</sub>- O - CH<sub>3</sub> C<sub>2</sub>H<sub>5</sub>OH
25 Diethyl ether is obtained by Williamsons synthesis using Ethanol + Na + C<sub>2</sub>H<sub>5</sub>Br Ethanol + Mg + C<sub>2</sub>H<sub>5</sub>Br Methanol + Na + CH<sub>3</sub>Br Methanol + Mg + CH<sub>3</sub>Br
26 Dehydration of an alcohol at 180° Alkene Ether Ester An hydride
27 Baukelite is a polymer obtained from two monomers Phenol and ethanol Phenol and methanol Phenol and methanal Phenol and acetone
28 Phenol is a weak acid. The correct order of acid strength of carboxylic acid, phenol and alcohol is Carboxylic acid &gt; phenol &gt; alcohol Carboxylic acid &gt; alcohol &gt; phenol Phenol &gt; carboxylic acid &gt; alcohol Alcohol &gt; phenol &gt; carboxylic acid
29 In Dow's method, phenol can be made from Chlorobenzene Benzene Toluene Benzene sulphonic acid
30 Methanol and ethanol can be distinguished by Iodoform test Iucas test Dichromate/H<sub>2</sub>SO<sub>4</sub>oxidation test Flame test
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