Electrons Can Be Used to Probe the Arrangement of Atoms

question 34

Multiple Choice

Electrons can be used to probe the arrangement of atoms on a solid surface if the wavelength of the electrons is comparable with the spacing between the atoms. Which of the following electron velocities would be appropriate for use in this application if the atoms are separated by 0.320 nm?

• A)2.27 * 10⁶ m/s
• B)1.24 * 10³ m/s
• C)3.00 * 10⁸ m/s
• D)4.41 * 10⁶ m/s
• E)8.06 * 10³ m/s

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Definitions:

Nanotechnology

The science, engineering, and technology conducted at the nanoscale, about 1 to 100 nanometers, focusing on manipulating materials on an atomic or molecular scale.

Broad Reasoning

The ability to think in wide, abstract terms about diverse concepts, often involving forming connections between seemingly unrelated ideas.

Social Intelligence

The ability to understand and manage interpersonal relationships, comprehend social environments, and navigate social situations effectively.

Emotional Intelligence

The ability to recognize, understand, manage, and reason with emotions in oneself and others.