11th Grade Chemistry Radioactivity Quizzes, Questions & Answers

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Top Trending Chemistry Radioactivity Quizzes

Chapter 7 Test: Radioactivity

Test taking strategy advice! 1. Read all questions carefully and try to eliminate choices that are obviously wrong. 2. If stuck on a question, skip it for...

Questions: 22 | Attempts: 337 | Last updated: Mar 20, 2025

Sample Question 1
Which of the following materials are able to block some form of radiation?

Lead foil

Skin

Clothing

All of the above

None of the above

Sample Question 2
Samples of three substances (I, II, and III) were left several days on a piece of photographic film wrapped in light-tight paper, as shown in figure (a). The appearance of the film after being developed is shown in figure (b). Based on this which of these substances seems to be the most radioactive?

I, II, and III

I and III only

I only

II only

III only

Sample Question 3
A sample of radioactive material is held a certain distance away from a Geiger counter. Which of the following procedures would not affect the counting rate?

Placing a 6-foot-thick iron and concrete wall between the sample and the counter.

Lowering the temperature of the sample

Reducing the mass of the sample

Waiting a billion years and coming back to test it again

Understanding Atomic Structure and Radioactivity Quiz

Explore the fundamentals of Bohr's Model in this focused set. Dive into the intricacies of atomic structure and electron behavior. Ideal for students eager to deepen their understanding of quantum mechanics and atomic theory,...

Questions: 7 | Attempts: 11 | Last updated: Oct 27, 2025

Sample Question
7.1.3: Outline one limitation of the simple model of the nuclear atom.

The model provides a clear understanding of atomic bonding and interactions.

The model accounts for all elements found in nature.

The model accurately represents the behavior of electrons within the atom.

Limitations include: the model does not take into consideration isotopes and different atomic weights, and the model does not show how the atom would be stable. Electrons would lose energy with radiation.