Cyclohexanol gives best yield of cyclohexene with -

1. $\mathrm{conc}.{\mathrm{H}}_3{\mathrm{PO}}_4$

2. conc.HCl

3. conc.HBr

4. All of the above

Find the product formed when benzenediazonium chloride is treated with water.

(1) ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{COOH}$

(2) ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{OH}$

(3) ${\mathrm{C}}_6{\mathrm{H}}_6$

(4) ${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{NH}}_2$

Which of the following substituted phenols is the strongest acid?

1.		2.
3.		4.

Which of the following is produced when anisole reacts with HI?

1.		2.
3.		4.

Which of the following alcohols reacts readily with concentrated HCl in the presence of anhydrous ZnCl₂ at room temperature to form the corresponding alkyl halide?

1. $C{H}_3-C{H}_2-OH$

2. $Ph-C{H}_2-C{H}_2-OH$

3. $Ph-\underset{\underset{<mspace\; width="1em"></mspace>C{H}_3}{|}}{\overset{\stackrel{C{H}_3}{|}}{C}}-OH$

4. 

Preparation of phenol from cumene is -

1. Reduction Reaction

2. Oxidation reaction

3. Disproportionation Reaction

4. Ozonolysis

The reagent used for the bromination of phenol to 2,4,6-tribromophenol is/are:

1. Bromine water
2. Br₂, CS₂
3. Br₂, CCl₄
4. AgBr

Match the structures of the compounds given in Column I with the name of the compounds given in Column II.

Column I(Structure)		Column II(Name)
A.		(i).	Phenetole
B.		(ii).	o-Cresol
C.		(iii).	Catechol
D.		(iv).	Resorcinol

Codes:

Match the starting material in Column I with the products formed (Column II) in the reaction with HI.

	Column I		Column II
A.		1.
B.		2.
C.		3.
D.		4.
		5.