The Ground-State Valence-Shell Configuration of a Particular Atom Is 4f¹⁴5d⁵6s²

question 95

Multiple Choice

The ground-state valence-shell configuration of a particular atom is 4f¹⁴5d⁵6s² .The element to which this atom belongs is a

• A)noble gas.
• B)s-block main-group element.
• C)p-block main-group element.
• D)transition element.
• E)inner transition element.

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Definitions:

Classical Conditioning

An educational method where associations between a naturally occurring stimulus and an environmental stimulus take place.

Operant Conditioning

A method of learning that occurs through rewards and punishments for behavior.

Spontaneous Recovery

The reappearance of a response (conditioned response) that had been extinguished after some time has passed without exposure to the conditioned stimulus.

Respondent Behavior

Behavior that occurs as an automatic response to a certain stimulus, not requiring conscious thought.