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Special Chemistry Level 3: Complex Reactions

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Special Chemistry Level 3: Complex Reactions

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Questions and Answers

What is an elementary reaction in a reaction pathway?

A series of steps where reactants convert to products
A type of chain reaction with multiple branches
A single step where reactants directly convert to products (correct)
A reaction mechanism with multiple elementary reactions

What is the primary difference between an elementary reaction and a chain reaction?

The number of steps involved (correct)
The number of reactants involved
The number of products formed
The type of mechanism

What is a characteristic of a chain reaction in a reaction pathway?

It is a series of independent reactions
It has a domino effect with various possibilities for branching (correct)
It involves a single step
It only occurs in elementary reactions

What type of reaction does not involve multiple steps or a domino effect?

Elementary reaction (D) Signup and view all the answers

In a reaction pathway, what type of reaction involves a series of steps?

Chain reaction (A) Signup and view all the answers

What is a key feature of an elementary reaction in a reaction pathway?

It is a single step (D) Signup and view all the answers

What is the common characteristic of autocatalytic reactions?

At least one of the products is also a reactant (C) Signup and view all the answers

What is the result of asymmetric autocatalysis in the Soai reaction?

A very small enantiomeric excess is amplified into a large one (B) Signup and view all the answers

Which process is an example of an autocatalytic reaction?

Ester hydrolysis (B) Signup and view all the answers

What is the role of water in the autocatalytic reaction of ester hydrolysis?

It is a catalyst (A) Signup and view all the answers

Which of the following reactions is an example of autocatalytic reaction involving ozone?

Reactions involving chlorine free radicals and ozone (B) Signup and view all the answers