Organic Chemistry
This Question Paper is meant for those who have studied thoroughly & wants to revise the chapter and to check the knowledge
Questions
We can get a primary alcohol from propene by treating it with
- water
- KOH
- diborane
- NaOH
By catalytic reduction of aldehydes, we get
- an alcohol with one more number of carbon atom.
- an alcohol with one less number of carbon atom.
- an alcohol with the same number of carbon atoms.
- an alkane.
When Grignard's reagent reacts with aldehyde/ketone compound, we get the formation of
- An alcohol.
- A carboxilic acid.
- An alkane.
- A ketone.
Aniline can be converted into diazonium salt by treating it with
- Sodium nitrite
- Nitrogen dioxide
- Ammonia
- Sodium sulphite
Halo alkanes are less soluble in water inspite of polarity due to
- Halo alkanes are soluble in non-polar solvents.
- the energy released in breakage of C - Cl bond is less.
- the C - Cl bond has a double bond character.
- None of these
The carbylamine reaction is given by
- A primary amine
- A secondary amine
- A tertiary amine
- All of the above
The diazonium salt on hydrolysis gives
- Alcohol
- Phenol
- Benzene
- Benzoic acid
The bond angle of a carbonyl group in degree is
- 104
- 107
- 108
- 120
In order to convert starch into glucose we need
- An alkaline medium
- An acidic medium
- A netural medium
- Drastic conditions
The molecular formula of glucose is same as
- Sucrose
- Fructose
- Galactose
- Sugar
Phenol on oxidation gives
- Benzoic acid
- Benzaldehyde
- Salicylic acid
- Benzoquinone
The sugar which is present in milk is
- Glucose
- Galactose
- Lactose
- Fructose
Glucose gets converted into gluconic acid in the presence of
- Water
- HCl
- Chlorine water
- Bromine water
The propanedioic acid can also be called as
- Succinic acid
- Glutaric acid
- Adipic acid
- Malonic acid
The example of a zwitter ion is
- Carboxylate ion
- Sodium ion
- Amino acid (Ionic form)
- Quaternary ammonium salt
Out of aniline and aminoalkane, the aminoalkanes are more basic, the reason can be given on the basis of
- Resonance
- Electromeric effect
- Mesomeric effect
- Inductive effect
A racemic mixture is optically inactive due to
- the asymmetric structure of the substances
- external compensation
- an achiral carbon atom
- symmetric carbon atom
Following is a water soluble vitamin
- Vitamin A
- Vitamin B
- Vitamin D
- Vitamin E
The desterification reaction is carried out in the presence of
- An acid
- A base
- Either an acid or a base
- Neither acid nor base
An amphoteric substance is
- Acidic
- Basic
- Both (1) and (2)
- Neutral
The C - Cl bond of chlorobenzene is stable due to
- Hyperconjugation
- Double bond character
- Polarity
- - I effect of chloro-group
In diazo coupling, the diazonium salt is treated with
- Aniline
- Phenol
- Either (1) or (2)
- Benezoic acid
Diazonium salt on hydrolysis in the presence of phosphinic acid gives
- Chlorobenzene
- Phenoil
- Nitrobenzene
- Benzene
The Hoffman bromamide degradation is carried out in the presence of
- An acid
- A base
- An acid or a base
- Ammonia
Nitrobenzene can be converted into aniline in the presence of
- Lithium aluminium hydride
- Sodium boro hydride
- Tin and HCl
- Pd and sulphuric acid