1. Ph. 2. BHS CO₂H 1. a = Proton transfer b = Lewis acid/base c = Radical chain substitution 2. N(CH₂) Br₂ Submit Answer CH₂ H₂B-N-CH₂ CH₂ Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a-i for your answers. CO₂H d = Radidal chain addition e = Electrophilic addition f = E1 Elimination Retry Entire Group g = E2 Elimination h = SN1 Nucleophilic substitution i = SN2 Nucleophilic substitution 3 more group attempts remaining
Catalysis and Enzymatic Reactions
Catalysis is the kind of chemical reaction in which the rate (speed) of a reaction is enhanced by the catalyst which is not consumed during the process of reaction and afterward it is removed when the catalyst is not used to make up the impurity in the product. The enzymatic reaction is the reaction that is catalyzed via enzymes.
Lock And Key Model
The lock-and-key model is used to describe the catalytic enzyme activity, based on the interaction between enzyme and substrate. This model considers the lock as an enzyme and the key as a substrate to explain this model. The concept of how a unique distinct key only can have the access to open a particular lock resembles how the specific substrate can only fit into the particular active site of the enzyme. This is significant in understanding the intermolecular interaction between proteins and plays a vital role in drug interaction.
![**Educational Website Transcription**
### Reaction Mechanisms Identification
Below are two chemical reactions, followed by a list of possible mechanisms. Your task is to identify the mechanism for each reaction.
#### Reaction 1:
- **Reactants:** Ph-CO₂H + Br₂
- **Product:**
![Image of Reaction 1 Product](https://via.placeholder.com/150)
Product contains a benzene ring (Ph) attached to a carboxylic acid (CO₂H) with two bromine atoms (Br) on a nearby carbon.
#### Reaction 2:
- **Reactants:** BH₃ + N(CH₃)₃
- **Product:**
![Image of Reaction 2 Product](https://via.placeholder.com/150)
Product includes a boron atom (B) bonded to nitrogen (N), which is further bonded to three methyl groups (CH₃).
### Possible Mechanisms:
- **a** = Proton transfer
- **b** = Lewis acid/base
- **c** = Radical chain substitution
- **d** = Radical chain addition
- **e** = Electrophilic addition
- **f** = E1 Elimination
- **g** = E2 Elimination
- **h** = Sₙ1 Nucleophilic substitution
- **i** = Sₙ2 Nucleophilic substitution
### Instructions
Identify the mechanism by which each reaction proceeds by selecting the appropriate letter (a-i).
#### Mechanism Identification:
1. Reaction 1 Mechanism: [Enter your answer]
2. Reaction 2 Mechanism: [Enter your answer]
#### Actions:
- **Submit Answer**: Finalize and submit your answers.
- **Retry Entire Group**: Start over if needed (3 attempts remaining).
Make sure to review each mechanism carefully to determine the correct process. Good luck!](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fed07e6d7-5565-4362-9c55-0d05e0f82a2a%2Fa6de1304-593c-4ac1-b61d-e566eb23d76d%2Filavtrm_processed.jpeg&w=3840&q=75)
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