An organic compound having molecular formula C7H8O is neither soluble in NaOH nor gives blue color with FeCl3. The compound is:
1. C6H5.CH2OH
2.
3. C6H5.OCH3
4. None of these
Which one of the following on oxidation gives a ketone?
1. Primary alcohol 2. Secondary alcohol
3. Tertiary alcohol 4. All of these
In the following sequence of reactions, the product (C) is:
CH3CHO (A) (B) (C)
1. Alcohol.
2. Ether.
3. Alkene.
4. None of the above.
The formula of phenoxy benzene is-
1. C6H5C6H5
2. C6H5-O-C6H5
3. C6H5-O-C6H6
4. None of the above
Ether and benzene can be separated by:-
1. Filtration
2. Distillation
3. Crystallization
4. Sublimation
Primary alcohols can be obtained from the reaction of the RMgX with:
1. HCHO
2. H2O
3. CO2
4. CH3CHO
Consider the following reaction,
Ethanol XYZ
product Z is:
1. CH2=CH2
2. CH3CH2OCH2CH3
3. CH3CH2OSO3H
4. CH3CH2OH
Glycol condenses with ketones to give:
1. Cyclic acetals
2. Cyclic ketals
3. Acetaldehyde
4. oxalic acid
Given is a reaction for your reference:
\(CH_3CH_2CH_2OH \xrightarrow[160\ - \ 180 ^\circ C]{Conc.\ H_2SO_4}\ X\ \xrightarrow{Br_2}\ Y\)
\( Y\ \xrightarrow[2.\ NaNH_2]{1.\ Alc.\ KOH}\ Z\)
The final product Z is:
1. | 2. | ||
3. | 4. | \(CH_3-C\equiv CH\) |
Ethyl propanoate on reduction with LiAlH4 yields:
1. Methanol
2. Ethanol and Propanol
3. Propane
4. Mixture of ethanol and methanol