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An intermediate in a complex reaction is a molecular entity that is formed during the course of the reaction but is not the final product. It typically exists transiently and is further transformed to give the final product. Intermediates play a crucial role in determining the overall reaction pathway and product formation.

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How does orientation and the activated complex affect a reaction?

Orientation affects the likelihood of successful collision between reactant molecules, increasing the chance of forming the activated complex. The activated complex is a high-energy, unstable intermediate state in a reaction, which is crucial for the reaction to proceed and for products to be formed. The orientation of molecules influences how effectively they can overcome the activation energy barrier to form the activated complex and progress to product formation.


Which is chemisty reaction?

By the intermediate of a chemical reaction a compound is transformed in another compound.


If you need to multiply the following reaction by 2 to be an intermediate reaction in a Hess's law problem what would be the final value for the enthalpy of reaction you use for this intermediate rea?

If you multiply a reaction by 2 in a Hess's law problem, you also need to multiply the enthalpy change (( \Delta H )) of that reaction by 2. For example, if the original enthalpy of reaction is ( \Delta H ), the enthalpy for the intermediate reaction will be ( 2 \Delta H ). This ensures that the thermodynamic properties remain consistent with the stoichiometry of the modified reaction.


What is true of the enthalpy value of an intemediate reaction?

The enthalpy value of an intermediate reaction refers to the change in enthalpy during the formation or transformation of an intermediate species in a reaction pathway. It is not typically a standalone value but is part of the overall enthalpy change of the entire reaction. The enthalpy of intermediates can be influenced by the stability of the intermediate and the surrounding reaction conditions. Generally, intermediates have higher enthalpy values compared to the reactants and products due to being less stable.


If you need to reserve the following reaction in order for it to be an intermediate?

To classify a species as an intermediate in a chemical reaction, it must be formed during the reaction but consumed before the overall reaction is complete. Intermediates typically exist for a short duration and are not present in the final products. They often participate in subsequent steps of a reaction mechanism, facilitating the transformation of reactants into products. Thus, a valid reservation for a species to be termed an intermediate is that it must be transient and involved in the reaction pathway without being isolated in the final outcome.

Related Questions

What is the difference between an activated complex and an intermediate?

An activated complex refers to the highest energy state along the reaction pathway, representing the transition state between reactants and products. An intermediate is a stable species formed during the reaction but is not the final product. It can be a product of one step and a reactant in the next step of the reaction.


What is true of the value of an intermediate reaction?

It is multiplied by 2 if the intermediate reaction is multiplied by 2


What is the relationship between the activation energy, activated complex, and reaction rate as depicted on a graph?

On a graph, the activation energy represents the minimum energy required for a reaction to occur. The activated complex is the unstable intermediate state during a reaction. The reaction rate is influenced by the activation energy and the stability of the activated complex. A lower activation energy and a more stable activated complex typically result in a higher reaction rate.


If you need to multiply the reaction by 2 to be an intermediate reaction in a hess law problem what would be the final value for the enthalpy of reaction you use for this intermediate reaction?

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How does orientation and the activated complex affect a reaction?

Orientation affects the likelihood of successful collision between reactant molecules, increasing the chance of forming the activated complex. The activated complex is a high-energy, unstable intermediate state in a reaction, which is crucial for the reaction to proceed and for products to be formed. The orientation of molecules influences how effectively they can overcome the activation energy barrier to form the activated complex and progress to product formation.


What is the role of the activated complex in a chemical reaction?

The activated complex is the intermediate form of a simplechemical reaction. In the following simple chemical reaction:A + B ---> C + DA & B are reactants; C & D are products. The activated complex can be written as A-B like so:A + B --> A-B --> C+ DBasically it is the complex formed when A & B "collide" together. The energy of the system increases during this collision and if it exceeds the "activation" threshold, the reaction can occur (it doesn't have to occur however. think of A-B as the top of a hill...the reaction can proceed forward, down to C & D or go backwards to reform A & B...the hill represents the energy of the system). The activated complex is also known as the transition state, or intermediate state, since it must preceed product formation.


If you multiply the following reaction by 2 to be an intermediate reaction in a Hess's law problem what would be the final value for the enthalpy of reaction you use for this intermediate reaction?

When you multiply a reaction by a factor, you also multiply the enthalpy change by the same factor. Therefore, if you multiply the reaction by 2, the final value for the enthalpy of reaction for the intermediate reaction will also be multiplied by 2.


What is true of the enthalpy value of an intermediate reaction?

It is multiplied by 2 if the intermediate reaction is multiplied by 2


What is an activated complex?

An activated complex is an intermediate state in a chemical reaction where the reactant molecules are at their highest energy level before forming products. It represents a critical point in the reaction where old bonds are breaking and new bonds are forming.


What is the mechanism of the BH3-THF reaction with carboxylic acids?

The BH3-THF reaction with carboxylic acids involves the formation of an intermediate complex between BH3-THF and the carboxylic acid, followed by the reduction of the carboxylic acid to an alcohol.


What is the mechanism of the alkyne zipper reaction and how does it contribute to the synthesis of complex organic molecules?

The alkyne zipper reaction involves the sequential addition of alkynes to a reactive intermediate, forming a chain of carbon-carbon bonds. This reaction is important in organic synthesis as it allows for the construction of complex molecules by rapidly building up carbon frameworks in a controlled manner.


What are the differences between a stepwise reaction and a concerted reaction in terms of their mechanisms and overall outcomes?

In a stepwise reaction, the reaction occurs in multiple steps with intermediate products formed along the way. This allows for more control and regulation of the reaction. On the other hand, a concerted reaction occurs in a single step without any intermediate products. This can lead to a faster reaction but less control over the outcome. Overall, stepwise reactions are more common in complex reactions, while concerted reactions are often seen in simpler reactions.