Compounds A and B will each undergo an intramolecular Heck reaction, although each compound generates a different product. Draw the product of each reaction and explain why different products are obtained.

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?