Catalytic dehydrogenation of a primary alcohol gives a
secondary alcohol
aldehyde
ketone
ester
B.
aldehyde
Primary alcohols get dehydrogenated with reduced copper at 573 K, to give corresponding aldehydes.
The product formed when hydroxylamine condenses with a carbonyl compound is called
hydrazide
oxime
hydrazine
hydrazone
The compound on dehydrogenation gives a ketone. The original compound is
primary alcohol
secondary alcohol
tertiary alcohol
carboxylic acid
Which of the following organic compounds answers to both iodoform test and Fehling's test?
Ethanol
Methanal
Ethanal
Propanone
The compound which forms acetaldehyde when heated with dilute NaOH, is
1, 1-dichloroethane
1, 1, 1-trichloroethane
1-chloroethane
1, 2-dichloroethane
The compound obtained when acetaldehyde reacts with dilute aqueous sodium hydroxide exhibits
geometrical isomerism
optical isomerism
neither optical nor geometrical isomerism
both optical and geometrical isomerism
Benzaldehyde and acetone can be best distinguished using
Fehling's solution
Sodium hydroxide solution
2, 4-DNP
Tollen's reagent
One mole of an organic compound A with the formula C3H8O reacts completely With two moles of HI to form X and Y. When Y is boiled with aqueous alkali it forms Z. Z answers the iodoform test. The compound A is
propan-2-ol
propan-1-ol
ethoxyethane
methoxyethane
The correct sequence ofsteps involved in the mechanism of Cannizaro's reaction is
nucleophilic attack, transfer of H- and transfer of H+
transfer of H-, transfer of H+ and nucleophilic attack
transfer if H+, nucleophilic attack and transfer of H-
electrophilic attack by OH-, transfer of H+ and transfer of H-