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Course: AP CHEMISTRY
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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

0/26

7. Equilibrium

0/35

8. Acids and Bases

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9. Thermodynamics and Electrochemistry

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Quiz

4.1 Introduction for Reactions – Check yourself

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Introduction for Reactions AP Chemistry check yourself quiz: free practice for AP Chemistry. Work through this Introduction for Reactions AP Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 4.1 Introduction for Reactions — Notes lesson. More practice: AP Chemistry — all units. Syllabus: College Board ap chemistry course page.

  • Questions count: 8
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
According to the comparison table in this lesson, what is the New substance? of Sugar dissolving?
According to the comparison table in this lesson, what is the New substance? of Sugar dissolving?
Physical vs chemical change
Yes
CO₂ + H₂O
No
Fe₂O₃
2.
According to the comparison table in this lesson, what is the Bonds broken? of Precipitation?
According to the comparison table in this lesson, what is the Bonds broken? of Precipitation?
Physical vs chemical change
Yes
IMFs
IMFs only
Ionic attractions form
3.
Which key term matches this description: "No new substance; IMFs change (melting, dissolving)."
Which key term matches this description: "No new substance; IMFs change (melting, dissolving)."
Dissolving ionic solids
Chemical change
Reactants / products
Physical change
4.
In the sequence covered in this lesson, which step comes immediately after Bonds formed?
In the sequence covered in this lesson, which step comes immediately after Bonds formed?
Atoms rearranged
Bonds broken
Reactants
Products
5.
Which statement best describes Evidence of reaction?
Which statement best describes Evidence of reaction?
Conserves atoms and charge.
Can be considered either; involves breaking ionic bonds.
Colour change, gas, precipitate, temperature change.
Starting / resulting substances.
6.
Which statement best describes Physical change?
Which statement best describes Physical change?
New substances formed; bonds broken/made.
Starting / resulting substances.
No new substance; IMFs change (melting, dissolving).
Colour change, gas, precipitate, temperature change.
7.
Which step comes first in the sequence covered in this lesson?
Which step comes first in the sequence covered in this lesson?
Bonds formed
Bonds broken
Atoms rearranged
Reactants
8.
Complete the statement: A chemical change forms ______.
Complete the statement: A chemical change forms ______.
Balanced equation
new substances
physical
Dissolving ionic solids
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Part of 4. Chemical Reactions — see every lesson and quiz in this unit.
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