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The rate of E2 reaction depends upon concentration of
Which of the following is the most reactive alkyl halide?
Hydrogen gas is evolved during reaction of Na-metal with all except
Which of the following undergoes SN1 reaction?
In second step of E1 reaction the nucleophile attacks on
SN2 reaction is a
Reaction of tertiary alkyl halide with KCN in the presence of alcohol follows
In SN1 reaction the percentage of retention in configuration in the product is
When a secondary alkyl halide is treated with some strong alkali, the product will be
In the above reaction the product form is
For which mechanism the first step involved is the same
Which of the following can act as nucleophile
The rate of E1 reaction depends upon concentration of
Iso propyl chloride undergoes hydrolysis by the mechanism
The change of hybridization of carbocation in second step of E1 reaction is
Which of the following decides the reactivity of alkyl halides?
During oxidation of secondary alcohols _________is produced
To produce butanone, which of the following should be reacted with Na2Cr2O7(aq), H2SO4 (aq)
Mild oxidation of primary alcohols produces
A compound ‘Z' decolorizes bromine water and produces white ppt. The compound ‘Z' is
Dehydration products of alcohols are
Rectified spirit contains alcohols about
Phenol is more acidic than_____ and less acidic than_______
Which pairing of alcohol and type is incorrect?
Which of the following statement is incorrect:
Phenol reacts with acetyl chloride the presence of a base to form
Which of the following is the weakest acid?
Alcohol reacts with the following reagents, which one gives nucleophilic substitution reaction?
During esterification of ethyl alcohol, which bond undergoes heterolytic cleavage
The oxidation of 2–propanol in the presence of H2SO4 + K 2Cr 2O 7 produces
Phenol reacts with dil. HNO3 to produce
The correct order of acidic strength is
The reaction of acetone with HCN is the example of _____ reaction
Aldehydes and ketones are reduced to alcohols with NaBH4. The tetrahydridoborate(III) ion, -BH4 is source of H- hydride ion. The hydride ion acts as
All of the following produce a silver mirror with Tollen's reagent except
When aldehydes react with Tollen's reagent, which is true
Aldehyde and ketones react ammonia derivatives G-NH2 to form compound containing ____ group
Which ketone, on heating with iodine in the presence of aqueous sodium hydroxide, gives iodoform?
When CH3CHO reacts with Fehling's solution, a brick-red precipitate of ______ is formed along with acetate.
Which one of the following is co-plannar molecule
Acetaldehyde gives orange coloured precipitate on treatment with
Cyanohydrin of which compound will produce lactic acid on hydroysis?
Which of the following aldehyde is more reactive
An organic compound P when treated with NaBH4 forms Q. if Q is ethanol than what is P?
Hydrogen cyanide adds to aldehyde and ketones to form cyanohydrin the reaction is carried out by adding slowly a mineral acid to an aqueous solution of sodium cyanide. The acid generates HCN from sodium cyanide in situ which means
If here “B” is propanone so “A” will be
The complex formed in Tollen’s reagent is
Propanone reacts with HCN in basic medium followed by acid hydrolysis yielding
The reagent that can not be used to distinguish between propanone and propanal is
Oxidation of secondary alcohol gives ketone which can be oxidized to acids. Which is the correct product of the following reaction?
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