Alcohol Phenol and Ether Test 6

Total Questions:50 Total Time: 75 Min

Remaining:

 

Questions 1 of 50

Question:Butane-2-ol is

Answers Choices:

Primary alcohol

Secondary alcohol

Tertiary alcohol

Aldehyde

Questions 2 of 50

Question:Which of the following are isomers

Answers Choices:

Methyl alcohol and dimethyl ether

Ethyl alcohol and dimethyl ether

Acetone and acetaldehyde

Propionic acid and propanone

Questions 3 of 50

Question:The compound \(HOC{H_2} - C{H_2}OH\) is

Answers Choices:

Ethane glycol

Ethylene glycol

Ethylidene alcohol

Dimethyl alcohol

Questions 4 of 50

Question:The compound which is not isomeric with diethyl ether is

Answers Choices:

n-propylmethyl ether

Butan-1-ol

2-methylpropan-2-ol

Butanone

Questions 5 of 50

Question:Structure of diethyl ether is confirmed by

Answers Choices:

Kolbe's synthesis

Frankland's synthesis

Wurtz's synthesis

Williamson's synthesis

Questions 6 of 50

Question:\(LiAl{H_4}\) converts acetic acid into

Answers Choices:

Acetaldehyde

Methane

Ethyl alcohol

Methyl alcohol

Questions 7 of 50

Question:Formaldehyde gives an additive product with methyl magnesium iodide which on aqueous hydrolysis gives

Answers Choices:

Isopropyl alcohol

Ethyl alcohol

Methyl alcohol

Propyl alcohol

Questions 8 of 50

Question:Sodium benzene sulphonate reacts with NaOH and then on acidic hydrolysis, it gives

Answers Choices:

Phenol

Benzoic acid

Benzene

Disodium benzaldehyde

Questions 9 of 50

Question:Phenol is obtained by heating aqueous solution of

Answers Choices:

Aniline

Benzene diazonium chloride

Benzoic acid

None of these

Questions 10 of 50

Question:Williamson's synthesis is used to prepare

Answers Choices:

Acetone

Diethyl ether

P.V.C.

Bakelite

Questions 11 of 50

Question:When an alkyl halide is allowed to react with a sodium alkoxide the product most likely is

Answers Choices:

An aldehyde

A ketone

An ether

A carboxylic acid

Questions 12 of 50

Question:In Williamson's synthesis, ethoxyethane is prepared by

Answers Choices:

Passing ethanol over heated alumina

Sodium ethoxide with ethyl bromide

Ethyl alcohol with sulphuric acid

Ethyl iodide and dry silver oxide

Questions 13 of 50

Question:Which is formed when benzalamine react with nitrous acid

Answers Choices:

\({C_6}{H_5}OH\)

\({C_6}{H_5}ON\)

\({C_2}{H_5}{N_2}OH\)

\({C_6}{H_5}C{H_2}OH\)

Questions 14 of 50

Question:Acid catalyzed hydration of alkenes except ethene leads to the formation of

Answers Choices:

Primary alcohol

Secondary or tertiary alcohol

Mixture of primary and secondary alcohols

Mixture of secondary and tertiary alcohols

Questions 15 of 50

Question:Methylphenyl ether can be obtained by reacting

Answers Choices:

Phenolate ions and methyl iodide

Methoxide ions and bromobenzene

Methanol and phenol

Bromo benzene and methyl bromide

Questions 16 of 50

Question:The strongest acid among the following aromatic compounds is

Answers Choices:

ortho-nitrophenol

para-chlorophenol

para-nitrophenol

meta-nitrophenol

Questions 17 of 50

Question:Diazo-coupling is useful to prepare some

Answers Choices:

Pesticides

Proteins

Dyes

Vitamins

Questions 18 of 50

Question:Glycerol reacts with \({P_4} + {I_2}\) to form

Answers Choices:

Aldehyde

Allyl iodide

Allyl alcohol

Acetylene

Questions 19 of 50

Question:When Phenol is heated with phthalic anhydride in concentrated sulphuric acid and the hot reaction mixture is poured into a dilute solution of sodium hydroxide, the product formed is

Answers Choices:

Alizarin

Methyl orange

Fluorescein

Phenolphthalein

Questions 20 of 50

Question:\(C{H_3} - CH = CH - CH(OH) - C{H_3} \to \)X, Product X is

Answers Choices:

\(C{H_3}C{H_2}C{H_2}CH(OH)C{H_3}\)

\(C{H_3}CH = CHCOC{H_3}\)

Both (1) and (2) are correct

\(C{H_3}C{H_2}C{H_2}COC{H_3}\)

Questions 21 of 50

Question:Reaction : \(C{H_3}OH + {O_2} \to \)product. The product is

Answers Choices:

\(C{H_2} = C = O\)

\({H_2}C = O\)

\({C_2}{H_4}\)

\({C_2}{H_2}\)

Questions 22 of 50

Question:The order of stability of carbonium ions is

Answers Choices:

Methyl > ethyl > iso-propyl > tert-butyl

Tert-butyl > iso-propyl > ethyl > methyl

Iso-propyl > tert-butyl > ethyl > methyl

Tert-butyl > ethyl > iso-propyl > methyl

Questions 23 of 50

Question:Which statement is not correct about alcohol

Answers Choices:

Alcohol is lighter than water

Alcohol evaporates quickly

Alcohol of less no. of carbon atoms is less soluble in water than alcohol of high no. of carbon atoms

All of these

Questions 24 of 50

Question:An organic compound A reacts with sodium metal and forms B. On heating with conc. \({H_2}S{O_4},\) A gives diethyl ether. A and B are

Answers Choices:

\({C_2}{H_5}OH\) and \({C_2}{H_5}ONa\)

\({C_3}{H_7}OH\) and \(C{H_3}ONa\)

\(C{H_3}OH\) and \(C{H_3}ONa\)

\({C_4}{H_9}OH\) and \({C_4}{H_9}ONa\)

Questions 25 of 50

Question:When vapour of ethanol are passed over platinised asbestos in excess of air, the compound formed is

Answers Choices:

\(C{H_3}CHO\)

\(C{H_3}COC{H_3}\)

\({C_2}{H_2}\)

\(C{H_3}COOH\)

Questions 26 of 50

Question:Dehydration of ethanol gives

Answers Choices:

Acetic acid

Ethane

Ethylene

Acetylene

Questions 27 of 50

Question:A compound that easily undergoes bromination is

Answers Choices:

Phenol

Toluene

Benzene

Benzoic acid

Questions 28 of 50

Question:Which of the following has lowest boiling point

Answers Choices:

p-nitrophenol

m-nitrophenol

o-nitrophenol

phenol

Questions 29 of 50

Question:Which of the following produces violet colour with \(FeC{l_3}\) solution

Answers Choices:

Enols

Ethanol

Ethanal

Alkyl halides

Questions 30 of 50

Question:When heated with \(N{H_3}\) under pressure alone or in presence of zinc chloride phenols are converted into

Answers Choices:

Aminophenols

Aniline

Nitrobenzene

Phenyl hydroxylamine

Questions 31 of 50

Question:Isopropyl alcohol heated at \({300^o}C\) with copper catalyst to form

Answers Choices:

Acetone

Dimethyl ether

Acetaldehyde

Ethane

Questions 32 of 50

Question:Dehydrogenation of \(\mathop {C{H_3} - CH - C{H_3}}\limits_{\mathop |\limits_{OH} } \) gives

Answers Choices:

Acetone

Acetaldehyde

Acetic acid

Acetylene

Questions 33 of 50

Question:The mixture of ethanol and water cannot be separated by distillation because

Answers Choices:

They form a constant boiling mixture

Alcohol molecules are solvated

Their boiling points are very near

Alcohol remains dissolved in water

Questions 34 of 50

Question:The reaction between an alcohol and an acid with the elimination of water molecule is called

Answers Choices:

Esterification

Saponification

Etherification

Elimination

Questions 35 of 50

Question:A mixture of methanol vapours and air is passed over heated copper. The products are

Answers Choices:

Carbon monoxide and hydrogen

Formaldehyde and water vapour

Formic acid and water vapour

Carbon monoxide and water vapour

Questions 36 of 50

Question:In the esterification reaction of alcohols

Answers Choices:

\(O{H^ - }\) is replaced by \(C{H_3}COO\) group

\(O{H^ - }\) is replaced by chlorine

\({H^ - }\) is replaced by sodium metal

\(O{H^ - }\)is replaced by \({C_2}{H_5}OH\)

Questions 37 of 50

Question:Picric acid is (at \({25^o}C\))

Answers Choices:

A white solid

A colourless liquid

A gas

A bright yellow solid

Questions 38 of 50

Question:Phenol on distillation with zinc dust gives

Answers Choices:

\({C_6}{H_6}\)

\({C_6}{H_{12}}\)

\({C_6}{H_5}O{C_6}{H_5}\)

\({C_6}{H_5} - {C_6}{H_5}\)

Questions 39 of 50

Question:Maximum solubility of alcohol in water is due to

Answers Choices:

Covalent bond

Ionic bond

H-bond with \({H_2}O\)

None of the above

Questions 40 of 50

Question:Alcohols can be distinguished from alkenes by

Answers Choices:

Dissolving in cold concentrated \({H_2}S{O_4}\)

Decolourizing with bromine in \(CC{l_4}\)

Oxidizing with neutral permanganate solution

None of the above

Questions 41 of 50

Question:In which of the following reaction, phenol or sodium phenoxide is not formed

Answers Choices:

\({C_6}{H_5}{N_2}Cl + alco.\,KOH \to \)

\({C_6}{H_5}OCl + NaOH \to \)

\({C_6}{H_5}{N_2}Cl + aq.\,NaOH \to \)

\({C_6}{H_5}NNCl \to \)

Questions 42 of 50

Question:Dimethyl ether when heated with excess HI gives

Answers Choices:

\(C{H_3}I\) and \(C{H_3}OH\)

\(C{H_3}I\) and \({H_2}O\)

\({C_2}{H_6} + C{H_3}I\) and \(C{H_3}OH\)

\(C{H_3}I\) and HCHO

Questions 43 of 50

Question:At 530 K, glycerol reacts with oxalic acid to produce

Answers Choices:

Allyl alcohol

Formic acid

Glyceraldehyde

Glycerol monooxalate

Questions 44 of 50

Question:With anhydrous zinc chloride, ethylene glycol gives

Answers Choices:

Formaldehyde

Acetylene

Acetaldehyde

Acetone

Questions 45 of 50

Question:Which alcohol reacts with fatty acids to form fats

Answers Choices:

Ethanol

Glycerol

Methanol

Isopropanol

Questions 46 of 50

Question:Which will dehydrate easily

Answers Choices:

3-methyl-2-butanol

Ethyl alcohol

2-methyl propane-2-ol

2-methyl butanol-2

Questions 47 of 50

Question:Aspirin is also known as

Answers Choices:

Methyl salicylic acid

Acetyl salicylic acid

Acetyl salicylate

Methyl salicylate

Questions 48 of 50

Question:Substances used in bringing down the temperature in high fevers are called

Answers Choices:

Pyretics

Antipyretics

Antibiotics

Antiseptics

Questions 49 of 50

Question:Main constituent of dynamite is

Answers Choices:

Nitrobenzene

Nitroglycerine

Picric acid

TNT

Questions 50 of 50

Question:Wine (alcoholic beverages) contains

Answers Choices:

\(C{H_3}OH\)

Glycerol

\({C_2}{H_5}OH\)

2-propanol