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WorksheetsChemical
Total questions: 35
Worksheet time: 19mins
The nitro group is isoelectronic with
Amines
Amide
Carboxylate anion
Oxide ion
Aromatic compounds with electron releasing substituents can be nitrated with
Oleum
Fuming nitric acid
Dilute nitric acid
Nitro acetate
Streptomycin is used for curing
Pneumonia
Cancer
Soar throat
Tuberculosis
Broad spectrum antibiotics are
Penicillin
Chloramphenicol
Tetracycline
Offloxacin
Sulphanilamide is synthesized by
Acetanilide is treated with chlorosulphuric acid, which on ammonolysis followed by hydrolysis with sodium hydroxide
Acetanilide is treated with ammonia which on chlorosulphuric acid and sodium hydroxide
p-acetamido benzene sulphonyl chloride on treatment with sodium hydroxide
p-acetamido benzene sulphonyl chloride treated with 2-amino pyridine followed by hydrolysis with sodium hydroxide
Drugs which decreases pain
Codein
p-acetamol
Analgin
Heroin
Ibuprofen is used for treatment..........
Treating pain, fever and inflammation
Painful menstrual periods, migrains and rheumatoid arthritis
To close a patent ducts artereasus in pre-mature baby
To reduce dysentry and brain tumour
Mepacrine is
Anti pyrectic
Antiacid
Antimalaria
Analgesic
What are azidothymidines?
Nucleotides
Tuberculosis killer
Reverse transcriptase inhibitor
Activate transcriptase
Antidepressants are
To gain self-confidence
To achieve efficiency in work
Amphetamines are example
Act as sedative
Stimulants speeds up
Cerebellum
Lungs action
Central nervous system
Refluxs action
Removal of hydrogen alpha- to carbon-oxygen double bond leads to
Carbocation
Enolate ion
Carbonium ion
Enamine
Acid hydrolysis of acetoacetic ester gave
Acetic acid
Ethanoic acid
Salt of acetate
Acetic ester
Acetoacetic ester exist in two tautomeric forms as evidenced by
It gave reactions of ketone and phenol
It gave reactions of phenol, double bond and ketone
It gave reactions of aldehyde, phenol, ketone
It gave reactions of aldehyde and ketones only
Arndt-Eistert synthesis is
Converting carboxylic acid into its acid chloride which on treatment with diazomethane followed by hydrolysis in presence of colloidal silver
Converting carboxylic acid into its acid chloride which on treatment with diazomethane followed by hydrolysis in presence of sodium hydroxide
Converting carboxylic acid into its ester which on treatment with diazomethane followed by hydrolysis in presence of colloidal silver
Converting carboxylic acid into its acid chloride which on treatment with diazonium salt followed by hydrolysis in presence of colloidal silver
Diazotisation of Ethyl ester of glycine taken as its hydrochloride with cold solution of sodium nitrite results
Cyanoacetic Ester
Acetoacetic Ester
Diazo acetic ester
Diazo methane
N-nitroso-N-methyl urea on boiling with potassium hydroxide results
Acetoacetic ester
Diazomethane
Potassium bicarbonate
Methyl urea
Diazomethane on reaction with phenol forms
Ester
Anisole
Dimethyl ether
Biphenyl
Diazomethane on reaction with acid chloride followed by heating in presence of silver oxide gave
Diazoketone
Higher homologous carboxylic acid
Lower homologous carboxylic acid
Diazomethyl ketone
Phenyl hydrazine is prepared by
Reduction of benzene diazonium chloride with stannous chloride
Reduction of benzene diazonium chloride with stannous chloride And concentrated hydrochloric acid
Reduction of benzene diazonium chloride with stanic chloride and hydrochloric acid
Reduction of benzene diazonium chloride with zinc and HCl
Aniline can be prepared from phenyl hydrazine
On reduction with zinc and hydrochloric acid
On reduction with Fehling solution
On reduction with SnCl2 and HCl
On reduction with sodium and ethyl alcohol
Phenol can be synthesized from diazonium salt by
Heating an aqueous solution of diazonium salt
Freezing an aqueous solution of diazonium salt
Heating an aqueous solution of diazonium salt with potassium hydroxide
Heating an aqueous solution of diazonium salt with zinc and HCl
Hofmann ammonolysis method is suitable for
Preparation of diamines, amino acids and aryl amine
Preparation of diamines, alkyl amine
Preparation of Quaternary ammonium salts
Preparation of alkyl and aryl nitro compound
Ter-butyl bromide on ammonolysis gave......... as major product
Ter-butyl amine
1-Butene
Isobutylene
Ter-butyl alcohol
m-dinitrobenzene on reduction with borane in tetrahydrofuran as solvent leads to.........
Diamino benzene
Aniline
m-nitro aniline
No reaction
Ketone in presence of hydrogen and ammonia under pressure in presence of Raney nickel as catalyst leads to
Primary amine
Secondary amine
Tertiary amine
Quaternary ammonium salts
How direct nitration of aniline can be carried out?
Using a mixture of concentrated nitric acid and concentrated sulphuric acid
Using fuming nitric acid
Amino group is protected and using nitrating mixture
By using dilute nitric acid and dilute sulphuric acid
Benzene diazonium salts react with aromatic compounds in alkaline medium. This reaction is known as
Sandmeyer's reaction
Gattermann-Bachman reaction
Gomberg-Bachmann reaction
Scheimann reaction
When nitrobenzene is reduced with zinc and methanolic sodium hydroxide, the product obtained is
Aniline
Phenyl hydroxy amine
p-amino phenol
azobenzene
O-nitrobenzaldehyde can be converted into o-aminobenzaldehyde by reacting with
Lithium aluminium hydride
Na/ethanol
Stannous chloride and concentrated hydrochloric acid
None of the above
When primary amine reacts with chloroform in ethanolic KOH, the product formed is
Aldehyde
Cyanide
Isocyanide
An alcohol
Furan reacts with ammonia in presence of alumina at 400 0C to give
Pyridine
Furfural
Pyrrole
Furoic acid
Pyridine undergoes electrophilic substitution with fuming sulphuric acid at 350 0C to give
3-pyridine sulphonic acid
4-pyridine sulphonic acid
2-pyridine sulphonic acid
1-pyridine sulphonic acid
Which of the following reagents react with furan to form 2-furan sulphonic acid
SO2 in pyridine at 100 0C
SO3 in pyridine at 100 0C
Dilute sulphuric acid at 200 0C
Dilute sulphuric acid at 100 0C
Heating of succinic dialdehyde with ammonia results
Thiophene
Pyrrole
Furan
Pyridine
