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AP CHEMISTRY

1. Atomic Structure and Properties

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2. Compound Structure and Properties

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3. Properties of Substances and Mixtures

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4. Chemical Reactions

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5. Kinetics

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6. Thermochemistry

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7. Equilibrium

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8. Acids and Bases

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9. Thermodynamics and Electrochemistry

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Quiz

4.9 Oxidation-Reduction (Redox) Reactions – Check yourself

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Oxidation-Reduction (Redox) Reactions AP Chemistry check yourself quiz: free practice for AP Chemistry. Work through this Oxidation-Reduction (Redox) Reactions AP Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 4.9 Oxidation-Reduction (Redox) Reactions — Notes lesson. More practice: AP Chemistry — all units. Syllabus: College Board ap chemistry course page.

  • Questions count: 7
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
According to the comparison table in this lesson, what is the Example of Hydrogen in compounds?
According to the comparison table in this lesson, what is the Example of Hydrogen in compounds?
Oxidation number rules
HF
HCl
Na⁺ +1, Cl⁻ −1
SO₄²⁻: S = +6
2.
Which statement best describes Reduction?
Which statement best describes Reduction?
Negative electrode – reduction.
Charge an atom would have if all bonds were ionic.
Gain of electrons / decrease in oxidation number.
Loss of electrons / increase in oxidation number.
3.
Which statement best describes Oxidising agent?
Which statement best describes Oxidising agent?
Loss of electrons / increase in oxidation number.
Accepts electrons; is itself reduced.
Decomposition using electric current.
Negative electrode – reduction.
4.
Which key term matches this description: "Charge an atom would have if all bonds were ionic."
Which key term matches this description: "Charge an atom would have if all bonds were ionic."
Reduction
Reducing agent
Anode
Oxidation number
5.
Which step comes first in the sequence covered in this lesson?
Which step comes first in the sequence covered in this lesson?
Up = oxidised
Oxidation numbers
Balance electrons
Down = reduced
6.
In the sequence covered in this lesson, which step comes immediately after Half-equations?
In the sequence covered in this lesson, which step comes immediately after Half-equations?
Down = reduced
Balance electrons
Overall equation
Oxidation numbers
7.
Complete the statement: Oxidation is ______ of electrons.
Complete the statement: Oxidation is ______ of electrons.
Oxidation number
cathode
Electrolysis
loss
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Part of 4. Chemical Reactions — see every lesson and quiz in this unit.
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