Which set of reactants among the following 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 $\stackrel{\mathrm{HBr}/{\mathrm{H}}_2{\mathrm{O}}_2}{\to }$Y$\stackrel{{\mathrm{C}}_2{\mathrm{H}}_5\mathrm{ONa}}{\to }$Z

1. CH₃-(CH₂)₃-O-CH₂CH₃

2. (CH₃)₂CH₂-O-CH₂CH₃

3. CH₃(CH₂)₄-O-CH₃

4. CH₃CH₂-CH(CH₃)-O-CH₂CH₃

The boiling points of thio-ethers are .... than those of ether.

1. lesser                                   

2. equal

3. higher                                   

4. none of these

By which reaction, ethyl chloride can be converted into diethyl ether?

1. Wurtz synthesis

2. Grignard reaction

3. Perkin's reaction 

4. Williamson's synthesis