The Complex Ions of Zn²⁺ Are All Colorless

question 90

Multiple Choice

The complex ions of Zn²⁺ are all colorless.The most likely explanation for this is:

• A)Zn²⁺ is paramagnetic.
• B)Zn²⁺ exhibits "d orbital" splittings in its complexes such that they absorb all wavelengths in the visible region.
• C)Since Zn²⁺ is a d¹⁰ ion,it does not absorb visible light even though the "d orbital" splittings are correct for absorbing visible wavelengths.
• D)Zn²⁺ is not a transition metal ion.
• E)None of these is correct.

Recognize the methods Freud used to access the unconscious mind and those he did not.

Identify the levels of consciousness as described by Freud (conscious, preconscious, unconscious).

Distinguish between the various defense mechanisms and their functions in psychoanalytic theory.

Grasp the principles that govern the operations of the ego and id.

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Definitions:

Multiple Observations

The act of repeatedly viewing or noticing the same event, behavior, or phenomenon, often used in scientific research to increase reliability.

Sensation Seeking

Sensation seeking is a personality trait characterized by a strong desire for novel and intense experiences, often involving risk-taking behaviors.

Experiment

A research method involving the manipulation of one or more independent variables to determine their effect on one or more dependent variables, while controlling other potentially confounding factors.

Drugs

Substances that alter physiological function, mood, consciousness, or behavior; can be legal (prescription, over-the-counter) or illegal.