Ch.6 - Electronic Structure of Atoms

Brown - Chemistry: The Central Science 14th Edition

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Brown 14th Edition

Ch.6 - Electronic Structure of Atoms

Problem 20c

Chapter 6, Problem 20c

(c) Would the radiations in part (a) or part (b) be detected by an X-ray detector?

Verified step by step guidance

Step 1: Begin by understanding the types of radiation mentioned in parts (a) and (b) of the problem. Typically, these could refer to electromagnetic radiation such as visible light, ultraviolet light, or X-rays.

Step 2: Recall the properties of X-rays. X-rays are a form of electromagnetic radiation with wavelengths ranging from about 0.01 to 10 nanometers, which are shorter than those of UV rays and visible light.

Step 3: Consider the detection capabilities of an X-ray detector. X-ray detectors are specifically designed to detect X-ray radiation due to its high energy and short wavelength.

Step 4: Compare the wavelengths or energies of the radiations mentioned in parts (a) and (b) with the typical range of X-ray wavelengths. If the radiation falls within the X-ray range, it can be detected by an X-ray detector.

Step 5: Conclude whether the radiations in parts (a) or (b) fall within the X-ray range based on their wavelengths or energies, and thus determine if they would be detected by an X-ray detector.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

X-ray Detection

X-ray detectors are designed to identify high-energy electromagnetic radiation, typically in the range of 0.01 to 10 nanometers in wavelength. These detectors work by converting X-ray photons into an electrical signal, which can then be measured. Understanding the energy levels and wavelengths of different types of radiation is crucial for determining whether they can be detected by X-ray detectors.

Electromagnetic Spectrum

The electromagnetic spectrum encompasses all types of electromagnetic radiation, ranging from radio waves to gamma rays. X-rays occupy a specific region of this spectrum, characterized by their high energy and short wavelength. Familiarity with the spectrum helps in identifying the properties of various radiations and their potential for detection by specific instruments.

Radiation Types

Radiation can be classified into ionizing and non-ionizing types, with X-rays being a form of ionizing radiation. Ionizing radiation has enough energy to remove tightly bound electrons from atoms, which can lead to detection by specialized instruments. Understanding the differences between these types of radiation is essential for assessing whether they can be detected by X-ray detectors.

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Textbook Question

Arrange the following kinds of electromagnetic radiation in order of increasing wavelength: infrared, green light, red light, radio waves, X rays, ultraviolet light.

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Textbook Question

A laser pointer used in a lecture hall emits light at 650 nm. What is the frequency of this radiation?

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Textbook Question

(d) What distance does electromagnetic radiation travel in 0.38 ps?

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Textbook Question

(b) What is the wavelength of radiation that has a frequency of 5.50 × 10¹⁴ s^-1?

Textbook Question

A laser pointer used in a lecture hall emits light at 650 nm. Using Figure 6.4, predict the color associated with this wavelength.

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Textbook Question

(a) What is the frequency of radiation that has a wavelength of 10 µm, about the size of a bacterium?

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