C i Curved arrows are used to illustrate the flow of electrons. Using the provided starting structure, draw the curved electron-pushing arrows for the following reaction or mechanistic step(s). Be sure to account for all bond-breaking and bond-making steps. Then draw any missing organic intermediates or products for this reaction. Include all lone pairs in the structures. Ignore inorganic byproducts, counterions, and solvents. Na :0: H Select to Add Arrows, NaBH4 Select to Draw Intermediate H V Select to Draw Intermediate HCI, H₂O Select to Draw Product Version: 1.224.0+ production

Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product structures, draw the curved electron-pushing arrows for the following reaction or mechanistic steps. Be sure to account for all bond-breaking and bond-making steps.

The following reaction is one step in the pathway to remove ammonia from the body. Curved arrows are used to illustrate the flow of electrons. Using the starting structure, draw the curved electron-pushing arrows for the reaction. Be sure to account for all bond-breaking and bond-making steps. Then draw the missing product of this reaction. Include all lone pairs in the structures. Ignore inorganic byproducts, counterions, and solvents. 0:0 :0: HNH₂ 0:0 HH Base :O: R Select to Edit Arrows

Curved arrows are used to illustrate the flow of electrons. In this reaction, a pi bond acts as a Bronsted base. Using the provided starting structures, draw the curved electron- pushing arrows for the acid-base reaction. Be sure to account for all bond-breaking and bond-making steps. Then draw the organic product of the reaction. + Include all lone pairs in the structures. Ignore inorganic byproducts and counterions. I I HH :CI. co THE I Select to Edit Arrows