The Thermite Reaction Is Used in Welding Applications and Chemistry $\to$

question 47

Multiple Choice

The thermite reaction is used in welding applications and chemistry demonstrations because it releases a tremendous amount of energy.Which of the following statements is NOT correct regarding this reaction? 8 Al(s) + 3 Fe₃O₄(s) $\to$ 9 Fe(s) + 4 Al₂O₃(s)

• A)Aluminum is oxidized.
• B)Iron is reduced.
• C)The oxidation number of Al changes from 0 to +3.
• D)Aluminum is the reducing agent.
• E)A total of 24 electrons are transferred from the aluminum atoms to the oxygen atoms.

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Definitions:

Acetylcholine

A neurotransmitter involved in many functions including muscle stimulation, heart rate, memory, and learning.

Dopamine

A neurotransmitter involved in many functions, including motivation, reward, attention, and regulating movement.

GABA

Gamma-Aminobutyric Acid, an inhibitory neurotransmitter in the brain that reduces neuronal excitability.

Posttraumatic Stress Disorder (PTSD)

A mental health condition triggered by experiencing or witnessing a terrifying event, characterized by flashbacks, nightmares, severe anxiety, and uncontrollable thoughts about the event.