(Solved): 16- What product would you expect from the reaction of cyclopentene with NBS and water? What is NBS ...

16- What product would you expect from the reaction of cyclopentene with NBS and water? What is NBS stands or? 17- How many alkene products, including \( E, Z \) isomers, might be obtained by dehydration of 3-methyl-3-hexanol with aqueous sulfuric acid? 18- Draw the structures of Fumarate, Oxaloacetate, Malate, and Citrate. 19- Give one example for oxymercurationdemercuration reaction using 1-methy cyclopentene. 20- Show the hydrogenation reaction of 1, 2-dimethgy cyclohexene under the action of \( \mathrm{H}_{2} \) (gas), and \( \mathrm{PtO} 2 \) in the presence of acetic acid as solvent. Name the product.