An Aqueous Reaction Occurs by a Two-Step Mechanism,shown Below

question 135

Multiple Choice

An aqueous reaction occurs by a two-step mechanism,shown below.
Step 1: A₂X₂ + Y → A₂X + XY
Step 2: A₂X₂ + XY → A₂X + X₂ + Y
What is the catalyst in this reaction?

• A)A₂X
• B)X₂
• C)XY
• D)Y

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Definitions:

Panic Disorder

A psychiatric condition marked by repeated episodes of intense fear or anxiety that appear suddenly and often unexpectedly.

Obsessive-compulsive Disorder

A mental disorder characterized by uncontrollable, reoccurring thoughts (obsessions) and behaviors (compulsions) an individual feels compelled to repeat.

Panic Disorder

A mental health condition characterized by sudden and recurrent panic attacks, often with no obvious trigger.

Agoraphobia

An anxiety disorder characterized by an intense fear of being in places where escape might be difficult or that help wouldn't be available if things go wrong.