The Existence of Discrete (Quantized)energy Levels in an Atom May

question 41

Multiple Choice

The existence of discrete (quantized) energy levels in an atom may be inferred from:

• A)diffraction of electrons by crystals
• B)X-ray diffraction by crystals
• C)atomic line spectra
• D)experiments on the photoelectric effect
• E)visible spectrum

---

Definitions:

Trainees Assistance

Support services or resources provided to individuals participating in training programs to aid their learning and successful completion of the training.

Relapse Prevention

A strategy aimed at identifying and preventing factors that might lead to the return of undesirable behaviors after they have been changed.

Coping Strategies

Techniques that people use to handle, process, and deal with stressful situations or emotions.

Goal Setting

The process of identifying something that you want to accomplish and establishing measurable objectives and timeframes to achieve it.