Atomic Structure and Nuclear Reactions

Atomic Structure and Nuclear Reactions

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video introduces nuclear chemistry, highlighting its fascinating aspects despite common negative connotations. It includes a humorous chemistry cat and a molecule of the day from the American Chemical Society. The lecture outlines learning objectives, such as understanding nuclear reactions and isotopes. It reviews atomic symbols and isotopes, emphasizing the importance of protons in determining an element's identity. The video concludes with review problems for self-study.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common misconception about the term 'nuclear'?

It is primarily about nuclear medicine.

It is always associated with positive outcomes.

It is unrelated to chemistry.

It only refers to nuclear bombs.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the humorous chemistry cat joke about?

An electron that became a proton.

A cat that discovered a new element.

An electron traveling to another solution.

A cat that can balance chemical equations.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary source of energy for life on Earth?

Geothermal energy

Wind energy

The Sun

Nuclear power plants

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process occurs in the sun to produce energy?

Chemical reactions

Nuclear fusion

Nuclear fission

Photosynthesis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when a star's nuclear fuel runs out?

It turns into a planet.

It goes supernova.

It becomes a black hole.

It stops emitting light.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the atomic number of an element represent?

The number of neutrons

The number of electrons

The atomic mass

The number of protons

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do isotopes of an element differ?

By the number of protons

By the number of neutrons

By the chemical symbol

By the number of electrons

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