Structure deduction and product counting from drawn compounds

14 questions on Structure deduction and product counting from drawn compounds from the Structural Identification and Practical Organic Chemistry chapter: 0 NEET level, 4 JEE Main, 10 JEE Advanced. Each one opens with its answer and solution.

• How many different organic products are formed on exhaustive ozonolysis of the diene shown? Ozonolysis is carried out with O3 followed by Zn/H2O (reductive work... JEE Main level, drawn structure
• How many monobromination products (constitutional isomers only, stereoisomers not counted) can the alkane shown give on reaction with Br2/light? JEE Main level, drawn structure
• Reductive ozonolysis of an alkene gives only two products, the ketone shown and ethanal. Which alkene is it? JEE Main level, drawn structure
• The hydrocarbon shown is heated with alkaline KMnO4 and acidified, the product is converted with SOCl2, then NH3, and finally treated with Br2/NaOH (Hofmann bro... JEE Main level, drawn structure
• Compound X, C9H10O, gives an orange precipitate with 2,4-DNP, no silver mirror and no iodoform precipitate. Clemmensen reduction (Zn(Hg)/HCl) of X gives the hyd... JEE Advanced level, drawn structure
• The alkene shown is treated successively with (i) HBr (no peroxide), (ii) aqueous KOH, (iii) Cu at 573 K, (iv) I2/NaOH, warm, and (v) dilute HCl. Which structur... JEE Advanced level, drawn structure
• The hydrocarbon shown is monobrominated, counting every distinct product formed by replacing any one hydrogen (ring positions with Br2/FeBr3 and side-chain posi... JEE Advanced level, drawn structure
• The terpene shown is treated with excess O3 followed by Zn/H2O, cleaving both C=C bonds. How many different organic compounds are formed (count the stereoisomer... JEE Advanced level, drawn structure
• Reductive ozonolysis (O3, then Zn/H2O) of which of the alkenes shown gives the compound shown among its products? JEE Advanced level, drawn structure
• For the compound shown, select all correct statements. JEE Advanced level, drawn structure
• The alkane shown is monobrominated with Br2 and light. Select all correct statements. JEE Advanced level, drawn structure
• The compound shown reacts with CH3MgBr in dry ether, followed by H3O+, and the product is then oxidised with PCC in dichloromethane. Which structure is the fina... JEE Advanced level, drawn structure
• The ketone shown is reduced with NaBH4, the alcohol is dehydrated with hot conc. H2SO4 (Saytzeff product, ignore E/Z), and the alkene is subjected to reductive ... JEE Advanced level, drawn structure
• The amine shown is treated with (i) NaNO2/HCl at 273-278 K, (ii) CuCN, (iii) H3O+ with heating. The final organic product gives effervescence with aqueous NaHCO... JEE Advanced level, drawn structure