KCN vs AgCN, KNO2 vs AgNO2, Finkelstein and Swarts on drawn halides

14 questions on KCN vs AgCN, KNO2 vs AgNO2, Finkelstein and Swarts on drawn halides from the Haloalkanes and Haloarenes chapter: 3 NEET level, 6 JEE Main, 5 JEE Advanced. Each one opens with its answer and solution.

• The bromide shown is warmed with alcoholic KCN. Which structure is the main product? NEET level, drawn structure
• The bromide shown is heated with AgCN in ethanol. Which structure is the main product? NEET level, drawn structure
• The bromide shown is heated with AgNO2. Which structure is the main product? NEET level, drawn structure
• The bromide shown is heated with KNO2 in ethanol. Following the textbook convention (ionic nitrite reacts through oxygen), which structure is the main product? JEE Main level, drawn structure
• The chloride shown is stirred at room temperature with a solution of NaI in dry acetone. Which structure is the main product? JEE Main level, drawn structure
• The tetrahalide shown is heated with SbF3 in the presence of a little SbCl5 (Swarts reaction) until exactly two halogen atoms have been exchanged. Which structu... JEE Main level, drawn structure
• Compared with 1-chloropropane under identical conditions (NaI, dry acetone), the compound shown reacts: JEE Main level, drawn structure
• The bromide shown is treated with KCN in aqueous ethanol and the product is then boiled with dilute HCl. Which structure is the final organic product? JEE Main level, drawn structure
• The bromide shown is heated with AgCN and the product is reduced with H2 over Ni. Which structure is the final product? JEE Advanced level, drawn structure
• The bromide shown is converted to compound X as follows: (i) AgNO2, (ii) Sn/HCl, (iii) CHCl3 with alcoholic KOH, heat. Which single reagent, used directly on th... JEE Advanced level, drawn structure
• The dichloride shown (configuration not specified) is heated with excess NaI in dry acetone until both chlorine atoms are replaced by iodine. Counting enantiome... JEE Advanced level, drawn structure
• The compound shown is P. Q is 1-chlorobutane, R is chlorobenzene and S is 2-chloro-2-methylpropane. Arrange them in decreasing order of reactivity towards NaI i... JEE Advanced level, drawn structure
• The bromide shown is treated with different reagents. Following the textbook convention, select all correct statements. JEE Advanced level, drawn structure
• The halide shown is treated with the reagent named in each option, and the structure drawn is claimed to be the main product. Select all options in which the pa... JEE Main level, drawn structure