Acetic acid exists as dimer in benzene due to
1.condensation reaction
2.presence of carbonyl group
3.presence of hydrogen atom at a-carbon
4.hydrogen bonding
Posted Date:-2021-10-01 15:51:40
Acetic acid is obtained when
1.methyl alcohol is oxidised with potassium permanganate
2.calcium acetate is distilled in presence of calcium formate
3.acetaldehyde is oxidised with potassium dichromate and sulphuric acid
4.glycerol is heated with sulphuric acid
Posted Date:-2021-10-01 15:51:40
Acetone and Sodium hypochlorite react to giveDichloroacetone
1.Monochloroacetone
2.Dichloroacetone
3.Chloroform
4.Chloretone.
Posted Date:-2021-10-01 15:51:40
Acetyl chloride and phenol react to produce
1.Phenetole
2.Phenoxy chloride
3.Phenyl acetate
4.Methyl benzoate.
Posted Date:-2021-10-01 15:51:40
Acetyl chloride when treated with ammonia formsamino acetyl chloride
1.amino acetyl chloride
2.acetylamine
3.amine
4.acetamide
Posted Date:-2021-10-01 15:51:40
Acid chlorides react with Grignards reagent to formAldehydes
1.Alcohols
2.Esters
3.Aldehydes
4.Ketones.
Posted Date:-2021-10-01 15:51:40
Acid present in the lemon is
1.lactic acid
2.acrylic acid
3.citric acid
4.tartaric acid
Posted Date:-2021-10-01 15:51:40
Alkali salt of palmitic acid is known as
1.an epoxide
2.a soap
3.an alkaloid
4.a lipid.
Posted Date:-2021-10-01 15:51:40
Almost all amides exist in
1.liquid state
2.gaseous state
3.solid state
4.plasma state.
Posted Date:-2021-10-01 15:51:40
Amide may be converted into amine by a reaction named after
1.Perkin
2.Claisen
3.Hoffmann
4.Kolbe
Posted Date:-2021-10-01 15:51:40
Amide when treated with nitrous acid yields
1.an alcohol
2.an amine
3.anester
4.an acid
Posted Date:-2021-10-01 15:51:40
Amides contain C = O group yet they do not give characteristic reactions of C = O group becausethey dimerise
1.they dimerise
2.of reasonance
3.they possess cyclic structrues
4.of attached alkyl group.
Posted Date:-2021-10-01 15:51:40
Ammonium acetate on heating decomposes to give
1.amine
2.acetylamine
3.acetamide
4.formamide
Posted Date:-2021-10-01 15:51:40
Bees wax is
1.Myricyl palmitate
2.Myricyl stearate
3.Mixture of higher hydrocarbon
4.Myricyloleate.
Posted Date:-2021-10-01 15:51:40
Benzene can be produced by soda lime decarboxylation of
1.Phenol
2.Sodium phenate
3.Sodium benzoate
4.Sodium salicylate.
Posted Date:-2021-10-01 15:51:40
Certain A is boiled with KOH. The product is cooled and acidified with conc. HCl to get white crystalline precipitate. The ester is likely to be
1.Ethylacetate
2.Methylbenzoate
3.Isopropyl acetate
4.Methyl formate.
Posted Date:-2021-10-01 15:51:40
Chemical reaction of any amine with acid chloride is termed as
1.Esterification
2.Condensation
3.Acylation
4.Saponification.
Posted Date:-2021-10-01 15:51:40
Chemically banana oil is
1.mixture of hydrocarbons obtained from banana leaves
2.mixture of compounds having 3-centre bonds in their molecules
3.isoamyl acetate
4.isooctyl butyrate.
Posted Date:-2021-10-01 15:51:40
Ethanamide is
1.acidic
2.basic
3.neutral
4.amphoteric
Posted Date:-2021-10-01 15:51:40
Ethanamide when heated with phosphorus pentaoxide gives
1.ethanoic acid
2.methyl carbylamine
3.ethane nitrile
4.amino ethane
Posted Date:-2021-10-01 15:51:40
Fermentation of ethanol to ethanoic acid is achieved by.
1.Bacterium Mycoderma acetic
2.Acetic invertase
3.Diastase
4.Zymase
Posted Date:-2021-10-01 15:51:40
Formic acid is prepared by distilling glycerol with
1.oxalic acid at 110 degree Centigrade
2.oxalic acid at 240 degree Centigrade
3.lactic acid at 50 degree Centigrade
4.tartaric acid at 10 degree Centigrade
Posted Date:-2021-10-01 15:51:40
Formic acid reduces Tollens reagent because
1.It is strongest carboxylic acid
2.It does carry CHO group in its molecule
3.Oxidation number of C in it is + 2
4.It is weakest carboxylic acid.
Posted Date:-2021-10-01 15:51:40
HVZ reaction can be used to convert propionic acid to
1.Melonic acid
2.Stearic acid
3.Lactic acid
4.Succinnic acid.
Posted Date:-2021-10-01 15:51:40
Mono carboxylic acids are isomeric with
1.ether
2.alcohol
3.esters
4.None of these
Posted Date:-2021-10-01 15:51:40
RCOCl reacts with R MgBr to yieldsecondary alcohol
1.primary alcohol
2.ketone
3.secondary alcohol
4.tertiary alcohol
Posted Date:-2021-10-01 15:51:40
Reduction of esters with sodium and alcohol is referred to as
1.Bouvealt-Blanc reaction
2.Mendius reaction
3.Clemensens reduction
4.MPV reduction.
Posted Date:-2021-10-01 15:51:40
Silver salt of which of following acid on treatment with bromine will produce --bromopropanegluteric acid.
1.propanoic acid
2.butyric acid
3.isobutyric acid
4.gluteric acid.
Posted Date:-2021-10-01 15:51:40
Sodium acetate and acetyl chloride react to give
1.acetic acid
2.acetone
3.acetic anhydride
4.sodium formate
Posted Date:-2021-10-01 15:51:40
Sodium salt of an acid on treatment with soda lime yields ethane. The acid is
1.formic acid
2.acetic acid
3.propionic acid
4.succinic acid
Posted Date:-2021-10-01 15:51:40
Sulphuryl chloride and calcium propopnate react to give
1.Propyl hydrogen sulphate
2.Propyl acetate
3.Propionyl chloride
4.Propanoic anhydride.
Posted Date:-2021-10-01 15:51:40
The calcium salt of which of the following acid on dry distillation produces 2 4-Dimethylpentane-3-one
1.Propionic acid
2.ISobutyric acid
3.Butycid
4.Adipic acid.
Posted Date:-2021-10-01 15:51:40
The formula AcOAc representsEster
1.Ester
2.Ether
3.Carboxylic acids
4.Acid anhydride.
Posted Date:-2021-10-01 15:51:40
The increasing order of acid strength is correct in
1.Phenol Acetic acid Ethanol Chloroacetic acid
2.Acetic acid Ethanol Phenol Chloroacetic acid
3.Ethanol Phenol Acetic acid Chloroacetic acid
4.Chloroacetic acid Acetic acid Ethanol Phenol.
Posted Date:-2021-10-01 15:51:40
The inorganic compound which on heating produces organic compound is
1.Sodamide
2.Acetamide
3.Ammonium cyanate
4.Ammonium phosphate.
Posted Date:-2021-10-01 15:51:40
The main product formed when propionic acid vapours are passed over heated manganese oxide at 575 K is
1.propionic anhydride
2.propanal
3.3-pentanone
4.propanone.
Posted Date:-2021-10-01 15:51:40
The mixture of formic acid and acetic acid vapours are passed over heated manganous oxide at 575 K. The main product is
1.Ethyl ethanoat
2.Methyl formate
3.Acetone
4.Acetaldehyde.
Posted Date:-2021-10-01 15:51:40
The number of moles of ethanoyl chloride which produces 10.2 g of ethanoic anhydride on reaction with sodium acetate is0.10 mol
1.0.51 mol
2.1.02 mol
3.0.10 mol
4.10.2 mol.
Posted Date:-2021-10-01 15:51:40
The percentage of acetic acid in pyroligneous acid is approximately
1.2%
2.10%
3.20%
4.15%.
Posted Date:-2021-10-01 15:51:40
Vinegar made from sugarcane by fermentation containsacetic acid
1.citric acid
2.lactic acid
3.acetic acid
4.palmatic acid
Posted Date:-2021-10-01 15:51:40
When acetamide reacts with Br2 and caustic soda then we get
1.acetic acid
2.bromoacetic acid
3.methyl amine
4.ethane
Posted Date:-2021-10-01 15:51:40
When ketene is passed through glacial acetic acid. Which of the following product is formed?Ethanoic anhydrde
1.Ethyl acetate
2.Ethanoic anhydrde
3.Propanonic acid
4.Pyruvic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following acid does not contain carboxylic group?Oxalic acidPivalic acid
1.Styphinic acid
2.Oxalic acid
3.Oxalic acid
4.Salicylic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following acid will not produce hydrocarbon on soda lime decarboxylation process?
1.Salicylic acid
2.Benzoic acid
3.Cyclopropane carboxylic acid
4.isobutyric acid.
Posted Date:-2021-10-01 15:51:40
Which of the following acids is manufactured using sawdust?Oxalic acid
1.Citric acid
2.Oxalic acid
3.Acetic acid
4.Butyric acid
Posted Date:-2021-10-01 15:51:40
Which of the following acids is used in baking powder?
1.Oxalic acid
2.Citric acid
3.Tartaric acid
4.Lactic acid
Posted Date:-2021-10-01 15:51:40
Which of the following are generlly used in the preparation if artificial flavours?
1.Lower alcohols
2.Esters of unsaturatedfatty acids
3.Esters of lower fatty acids
4.Esters of higher fatty acids.
Posted Date:-2021-10-01 15:51:40
Which of the following is insoluble in acetic acid?
1.Calcium oxalate
2.Calcium carbonate
3.Quicklime
4.Calcium hydroxide.
Posted Date:-2021-10-01 15:51:40
Which of the following is known as oil of wintergreen?
1.Methyl salicylate
2.Phenyl salicylate
3.Ethyl salicylate
4.Ethyl p-hydroxybenzoate.
Posted Date:-2021-10-01 15:51:40
Which of the following is not a derivative of carboxylic acids?
1.Alkanoyl chloride
2.Alkanamide
3.Alkyl alkanoate
4.Alkanals.
Posted Date:-2021-10-01 15:51:40
Which of the following is not a dicarboxylic acid?Toluic acid.
1.Oxalic acid
2.Tartaric acid
3.Malonic acid
4.Toluic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following is not a hydroxy acid?
1.Lactic acid
2.Tartaric acid
3.Citric acid
4.Succinic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following is present in Vinegar?
1.Acetic acid
2.Citric acid
3.Tartaric acid
4.Lactic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following is strongest reducing agent?
1.benzoic acid
2.acetic acid
3.isobutyric acid
4.methanoic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following is used in synthetic lemonade?
1.Tartaric acid
2.Acetic acid
3.Citric acid
4.Oxalic acid.
Posted Date:-2021-10-01 15:51:40
Which of the following sodium salt on treatment with soda lime does not produce alkane?
1.sodiumethanoate
2.sodium isobutyrate
3.sodium propanoate
4.sodium methanoate.
Posted Date:-2021-10-01 15:51:40
Which of the following will be produced when ethanoic acid and diazomethane are allowed to react?Ethyl acetate
1.Ethyl acetate
2.Methyl methanoate
3.Methyl ethanoate
4.Ethanoyl cyanide.
Posted Date:-2021-10-01 15:51:40