Which of the Following Statements About Atomic Spectra Is Incorrect

question 28

Multiple Choice

Which of the following statements about atomic spectra is incorrect?

• A)An atom must absorb energy before it can emit a spectral line
• B)Only atoms in the ground state can radiate energy
• C)An electron dropping between two specific energy levels always emits the identical spectral line
• D)No two elements have identical atomic spectra
• E)All of the statements above are correct (choosing this statement indicates that it is correct)

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Definitions:

Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution of data, such as the mean, median, or mode.

Descriptive/Correlational Research Method

A type of non-experimental research method where researchers observe and record participants' behavior to establish relationships between variables without influencing the study's outcomes.

Conclusions Concerning Cause

Final judgments or decisions reached by reasoning, especially about why something happens or the reason for a particular effect.

Practical or Ethical Reasons

Justifications for decisions or actions based on practicality, including effectiveness and convenience, or ethical considerations, involving moral principles.