The compound that will not form a yellow precipitate on heating with an alkaline solution of iodine is:
1. CH3CH(OH)CH3
2. CH3CH2CH(OH)CH3
3. CH3OH
4. CH3CH2OH
n-Propyl alcohol and iso-propyl alcohol can be distinguished by -
1.
2. reduction
3. oxidation with potassium dichromate
4. ozonolysis
Among the following sets of reactants which one produces anisole?
1. CH3CHO, RMgX
2. C6H5OH, NaOH, CH3I
3. C6H5OH, neutral FeCl3
4. C6H5-CH3, CH3COCl, AlCl3
Which one is formed when sodium phenoxide is heated with ethyl iodide?
1. Phenetole
2. Ethyl phenyl alcohol
3. Phenol
4. None of the above
Identity Z in the sequence of reactions-
CH3CH2CH=CH2 YZ
1. CH3-(CH2)3-O-CH2CH3
2. (CH3)2CH2-O-CH2CH3
3. CH3(CH2)4-O-CH3
4. CH3CH2-CH(CH3)-O-CH2CH3
The reaction of ethyl formate with an excess of CH3MgI followed by hydrolysis gives:
1. n-Propyl alcohol
2. Ethanol
3. Isopropyl alcohol
4. Propanal
Propene, CH3-CH=CH2 can be converted into 1-propanol by oxidation. Indicate which set of reagents amongst the following is ideal to effect the above conversion?
1. KMnO4(alkaline)
2. Osmium tetroxide (OsO4/CH2Cl2)
3. B2H6 and alk H2O2
4. O3/Zn
In a reaction,
M
M=molecules, R=reagent. M and R are
1. and NaOH
2. and aq.
3. and HCl
4. and heat
Lucas reagent is-
1. conc. HCl and anhy. ZnCl2
2. conc. HNO3 and anhy. ZnCl2
3. conc. HCl and hydrous ZnCl2
4. conc. HNO3 and hydrous ZnCl2
The general molecular formula, which represents the homologous series of alkanols is
1. CnH2nO2
2. CnH2nO
3. CnH2n+1O
4. CnH2n+2O