The Infrared Spectrum of Gaseous HI (Molecular Mass of H

question 29

Multiple Choice

The infrared spectrum of gaseous HI (molecular mass of H = 1.0078 u and I = 126.904 u) shows the v = 0 to v = 1 transition at 2231.5 cm⁻¹. Calculate the vibrational force constant for the HI molecule.

• A) ​2.93 × 10² J m⁻²
• B) ​0.88 × 10³ J m⁻²
• C) ​4.42 × 10² J m⁻²
• D) ​1.91 × 10⁴ J m⁻²
• E) ​3.26 × 10³ J m⁻²

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Definitions:

Oedipus Complex

A Freudian theory referring to a child's unconscious desire for the opposite-sex parent, thought to be a critical stage in the psychosexual development of the child.

Phallic Stage

A stage in Freudian psychosexual development, roughly between the ages of three and six, where the libido centers on the genital area.

Neo-Freudians

Psychologists who were influenced by Sigmund Freud's theories but developed their own distinct psychological theories and ideologies, often emphasizing social and cultural factors over biological bases of personality.

Freud's Theory

A set of psychoanalytic theories developed by Sigmund Freud that emphasize the roles of unconscious motivations, childhood experiences, and sexual and aggressive drives in shaping personality.