ECAT Chemistry MCQ's Test For Full Book With Answers

ECAT Chemistry MCQ's Test For Full Book

Sr. # Questions Answers Choice
1 Acetic acid is miscible in: Water Alcohol Either All of these
2 Boiling point of acetic acid is°C: 116 117 118 119
3 Glacial acetic acid freezes to ice like solid at (°C) 07 17 27 37
4 Vinegar is dilute solution of: Acitic acid Formic acid Butyric acid Propionic acid
5 Carboxylic acids on complete reduction in the presence of Hi and red phosphorus gives: Esters Alcohols Alkanes Aldehydes
6 Which are used as essences (flowers)? Aldehydes Ketones Alcohols Esters
7 Acetic acids react with PCI5 giving: Acetamide Acetyl chloride Alcohol Ether
8 Active metals react with carboxylic acid releasing gas: CO CO<sub>2</sub> H<sub>2</sub>O as steam H<sub>2</sub>
9 Carboxylic acids react with acids releasing gas from it: H2O as steam CO CO2 O2
10 Carboxyl group has functional group in it: One Two Three Four
11 Which is not carboxylic acid with pungent smell? Formic acid Acetic acid Ethanoic acid Butyric acid
12 In preparation medhod of carboxylic acids from alkyl halides always carboxylic acid formed which have carbon atoms: One less than in R----X One more than in R---X Equal to R---X Double to R----X
13 A carboxylic acid containing Ar group in it is called: Aromatic carboxylic acid Allphatic carboxylic acid Dicarboxylic acid Carboxylic acid
14 A compound containing carboxyl group in them are called: Ketone Ether Carboxylic acids Polycarboxylic acid
15 A carboxylic acid with one caboxyl group: Monocarboxylic acid Dicarboxylic acid Tricarboxylic acid Polycarboxylic acid
16 Acetamide is prepared by: Heating ammonium acetate Heating methyl cyanide Heating ethyl acetate The hydrolysis of methyl cyanide
17 Which of the following is not a fatty acid? Propanoic acid Acetic acid Phthalic acid Butanoic acid
18 The solution of which acid is used for seosoning of food ? Formic acid Acetic acid Benzoic acid Butanoic acid
19 Which reagent is used to reduce a carboxylic group to an alcohol? H2/Ni H2/Pt NaBH4 LiAIH4
20 Which of the following derivative cannot be prepared directly from acetic acid? Acetamide Acetyl chloride Ethyl acetate Acetic acid
21 Which acid is used in the manufacture of synthetic fibre? Formic acid Oxalic acid Carbonic acid Acetic acid
22 A carboxylic acid contains: A hydroxyl group A carboxyl group A hydroxyle &amp; carboxyl group A carboxyl &amp;aldehyde group
23 Acetic acid is manufactured by: Distillation Fermentation Ozonolysis Esterification
24 In carboxyl group the bond between C and oxygen is: Sigma bond Single bond Double Bond Triple bond
25 Dehydration of allcohol gives: Alkane Alkene Aldehyde ketone
26 Aldehydes give reactions : Oxidation and reduction Base-catalysed nucleophilic Acid catalysed nucleophilic All of these
27 Condensation of aldeydes withα-hydrogen gives: Acetal Ketal Aldol Cannizzaro product
28 Which is mild oxidizing agent ? Tollen's reagent KMnO<sub>4</sub> / H<sub>2</sub>SO<sub>4</sub> K<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub> / H<sub>2</sub>SO<sub>4</sub> HNO<sub>3</sub>
29 Aldehydes are reduced to : Pri-alcohol Sec-alcohol Ter-alcohol All of these
30 Hydroxyl amine is a derivative of:: Alcohol Aldehyde Ammonia Ketone
Download This Set

Is this page helpful?