Hydrocarbons

JEE Main Chemistry · 11 questions

All questions, latest first

• The total number of aromatic compounds/species from the following is20268 April, Shift 2 · Q64
• n-Butane on monochlorination under photochemical condition gives an optically active compound " P ". " P " on further…20268 April, Shift 2 · Q65
• An optically active alkyl bromide C_4 H_9 Br, reacts with ethanolic KOH to form major compound [A] which reacts with bromine to…20266 April, Shift 2 · Q65
• Consider the following reactions. Total number of electrons in the π bonds and lone pair of electrons in the product (X) is:20266 April, Shift 2 · Q69
• An alkane (Y) requires 8 moles of oxygen for complete combustion and on chlorination with Cl_2 / h ν,(Y) gives only one…20266 April, Shift 2 · Q72
• Given below are two statements: Statement I: Methane can be prepared by decarboxylation of sodium ethanoate, Kolbe's electrolysis…20266 April, Shift 1 · Q65
• For the following Friedel Craft's alkylation reaction, which of the statements are correct? A. Major product is n-propyl benzene.…20265 April, Shift 1 · Q65
• Compound (X) is subjected to the sequence of reactions as shown above. Molar mass of the major product (Y) formed is ____ g…20264 April, Shift 2 · Q64
• An alkene (X) on ozonolysis followed by reduction gives following products. The alkene (X) is:20264 April, Shift 1 · Q64
• The compound (X) on (i) on heating in the presence of anhydrous AlCl_3 and HCl gas gives 2,4-dimethyl pentane (ii) aromatization…20262 April, Shift 2 · Q64
• For the given molecule, " x ", the preferred site for the attack of the electrophile is: x=20262 April, Shift 1 · Q66