List of top Chemistry Questions on preparation of haloarenes

Which among the following is haloarene?
Which among the following is haloarene?
Which among the following is haloarene?
Aryl fluorides are prepared from diazonium salts using
Most stable product of the following reaction is:
Lassaigne's test (with silver nitrate) is commonly used to detect halogens such as chlorine, bromine and iodine but not useful to detect fluorine because the product AgF formed is

The following reaction is known as: 
 \[ \text{C}_6 \text{H}_5 \text{COOH} + \text{CO}_2 \xrightarrow{120-140^\circ C, 1.5 \, \text{atm}} \text{C}_6 \text{H}_4 \text{COONa} \xrightarrow{\text{NaOH}} \text{C}_6 \text{H}_5 \text{COOH} \]