Atoms, Reactions, and Energy Quiz

What is the charge of a proton?

• Neutral

• Positive

• Negative

• Variable

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DOK Level 1: Recall

Which of the following best describes the location of electrons in an atom?

• In the nucleus

• In the electron cloud surrounding the nucleus

• In the neutron cloud

• In the proton cloud

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DOK Level 1: Recall

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DOK Level 2: Skill/Concept

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

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DOK Level 1: Recall

Compare the processes of nuclear fission and fusion. Which statement is true?

• Fission involves combining nuclei, while fusion involves splitting nuclei.

• Fission involves splitting nuclei, while fusion involves combining nuclei.

• Both fission and fusion involve splitting nuclei.

• Both fission and fusion involve combining nuclei.

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DOK Level 2: Skill/Concept

What is the law of conservation of mass?

• Mass can be created and destroyed.

• Mass is neither created nor destroyed in a chemical reaction.

• Mass is always destroyed in a chemical reaction.

• Mass is always created in a chemical reaction.

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DOK Level 1: Recall

Describe the structure of an ion with a +2 charge.

• It has gained two electrons.

• It has lost two electrons.

• It has gained two protons.

• It has lost two protons.

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DOK Level 2: Skill/Concept

Which of the following is an example of a double replacement reaction?

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DOK Level 2: Skill/Concept