Determine the Shape (Geometry) of PCl₃ and Then Decide on the Appropriate

question 14

Multiple Choice

Determine the shape (geometry) of PCl₃ and then decide on the appropriate hybridization of phosphorus in this molecule. (Phosphorus is the central atom.)

• A)sp ³
• B)sp ²
• C)sp
• D)sp ³ d
• E)sp ³ d ²

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Definitions:

Photoreceptor

Sensory receptor that responds to light stimuli.

Proprioceptor

Class of mechanoreceptor responsible for maintaining the body’s equilibrium and posture; involved in reflex actions.

Organ of Corti

The sensory organ located within the cochlea of the inner ear, responsible for converting sound vibrations into nerve impulses.

Retina

A layer at the back of the eyeball containing cells sensitive to light, which trigger nerve impulses that pass via the optic nerve to the brain.