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AC-HPAT Chemistry Exam ( 2025 / 2026 Update) Questions with Answers - Algonquin
Question:
What is oxidation?
Answer:
Any chemical reaction that involves the moving of electrons.
Question:
What happens when iron reacts with oxygen?
Answer:
It forms a chemical called rust.
Question:
What happens to iron during the oxidation process?
Answer:
The iron has lost some electrons. 1 / 3
Question:
What happens to oxygen during the oxidation process?
Answer:
The oxygen has gained some electrons.
Question:
What is the function of the anode in a device?
Answer:
The anode is the terminal where current flows in from outside.
Question:
What is the function of the cathode in a device?
Answer:
The cathode is the terminal where current flows out.
Question:
What is current in the context of electricity?
Answer:
Current is the net movement of electrons.
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Question:
Electrolyte
Answer:
A substance that produces an electrically conducting solution when dissolved in a polar solvent. When dissolved it separates into cations and anions, which disperse uniformly through the solvent.
Question:
Galvanic Corrosion
Answer:
Occurs when two different metals are in contact in a corrosive environment:
one of the metals experiences an accele corrosion rate. The contacting metals form a bimetallic couple because of their different affinities (or attraction) for electrons.
Question:
What is reduction in a chemical reaction?
Answer:
A chemical reaction that involves the gaining of electrons by one of the atoms involved in the reaction.
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