The formula of phenoxy benzene is-

1. C₆H₅C₆H₅                             

2. C₆H₅-O-C₆H₅

3. C₆H₅-O-C₆H₆                         

4. None of the above

CH$\equiv$CH$\stackrel{{\mathrm{O}}_3/\mathrm{NAOH}}{\to }$X$\stackrel{\mathrm{Zn}/{\mathrm{CH}}_3\mathrm{COOH}}{\to }$Y is: 

1. CH₂OH-CH₂OH 

2. CH₃CH₂OH 

3. CH3COOH 

4. CH₃OH

Ether and benzene can be separated by:-

1. Filtration

2. Distillation

3. Crystallization

4. Sublimation

The order of decreasing acidic character of cyclohexanol (I), acetic acid (II), 2,4,6-trinitrophenol (III), and phenol (IV),is -                                                     

1. III>II>IV>I 

2. II>III>I>IV

3. II>III>IV>I 

4.  III>IV>II>I

Picric acid and benzoic acid can be distinguished by:

1. Aqueous NaHCO₃                   

2. Aqueous $\mathrm{NaOH}$

3. Aqueous FeCl₃                       

4. Aqueous Na₂CO₃  

Butan-2-ol is a-

1. Primary alcohol                     

2. Secondary alcohol

3. Tertiary alcohol                       

4. None of the above

Primary alcohols can be obtained from the reaction of the RMgX with:

1. HCHO                       

2. H₂O

3. CO₂                         

4. CH₃CHO

CH₃CH₂Cl$\stackrel{\mathrm{NaCN}}{\to }$X $\stackrel{\mathrm{Ni}/{\mathrm{H}}_2}{\to }$Y$\stackrel{\mathrm{Acetic}<mspace\; width="1em"></mspace>\mathrm{anhydride}}{\to }$Z

In the above reaction sequence, Z is

1. CH₃CH₂CH₂NHCOCH₃

2. CH₃CH₂CH₂NH₂

3. CH₃CH₂CH₂CONHCH₃

4. CH₃CH₂CH₂CONHCOCH₃

When allylic alcohol (CH₂=CH-CH₂OH) is oxidized in the presence of bromine, which of the following products will be formed?

1. Oxalic acid

2. Formic acid

3. Succinic acid

4. Acrylic acid

Consider the following reaction, 

Ethanol $\stackrel{{\mathrm{PBr}}_3}{\to }$X$\stackrel{\mathrm{Alc}.\mathrm{KOH}}{\to }$Y$\underset{\left(\mathrm{ii}\right){\mathrm{H}}_2\mathrm{O},<mspace\; width="1em"></mspace>\mathrm{heat}}{\overset{\left(\mathrm{i}\right)<mspace\; width="1em"></mspace>{\mathrm{H}}_2{\mathrm{SO}}_4,<mspace\; width="1em"></mspace>\mathrm{room}<mspace\; width="1em"></mspace>\mathrm{temperature}}{\to }}$Z

product Z is:

1. CH₂=CH₂

2. CH₃CH₂OCH₂CH₃

3. CH₃CH₂OSO₃H

4. CH₃CH₂OH