Review Blue 3

Which of the following statements is untrue?

Ph is defined as the

For a week acid, when the pH of the solution is the same as that of the pKa of the acid, the percentage of ionization of the acid will be:

Which of the statement regarding animes is not true?

The Tollen’s reagent is used to identify functional group/s? I. Ketones II. Esters III. Aldehydes

Primary alcohols, on oxidation, gives carboxylic acids but the oxidative reaction can be stopped after producing the aldehyde from the primary alcohol by using what oxidizing agent?

The use of this anti-ulcer agent has been limited due to its drug interactions & potential to cause problems in male patients taking them due to incidence of gynecomastia & impotence

Which of the following antihistamines is now commonly used as an appetite stimulant due to its CNS depressant properties?

When are mammalian cells chose as host cells for expression of the rDNA molecule?

Which of the following statement/s is/are true? I. Endonucleases may make their cut within DNA molecules, so as to form stickyrends which d not readily anneal or revert back to the parent double stranded DNA molecule II. When blunt ends are formed after a cut an endonuclease, these two strands are difficult to anneal or to revert back to the parent double stranded DNA molecule III. The gene to be inserted into a cloning vector is attached with a gene enconding for antibiotic resitance for ease of isolation & selection of cells that have acquired the rDNA molecule

Which of the following statement/s is/are true regarding bioprecursor drugs? I. Antivirals are nucleoside analogs that undergo phosphorylation as a mechanism of activation II. Mechanism of activation involve redox & hydrolysis III. Proton pump inhibitors undergo chemical activation to bind H+/K+ ATPase in

The hybridization of Carbon in ethane is:

This undergoes hydrolysis in the presence of heat producing phosgene.

The oxidation of alkene with dilute KMno4 in cold base produce:

Hat gas can be prepared from the acid catalyzed dehydration of athanol?

Carbon in organic compounds is analyzed as carbon dioxide using

This is employed for the purification of organic compounds which partially or completely decompose before their normal boiling points are reached.

Acetophenone undergo nucleophilic substitution with –OH in the presence of:

Methyl salicylate is prepared from the reaction of salicylic acid and:

Saponification is an alkali hydrolysis of

The following compounds yield a violet color to FeCl3 test except:

Found in the urine in the form of hippuric acid.

Aniline is liberated from acetanilide when treated with:

Found in the urine in the form of hippuric acid.

Aniline is liberated from acetanilide when treated with: