Shown Below Is a Model of SF₆ Having an Orientation

question 188

Multiple Choice

Shown below is a model of SF₆ having an orientation in which one or more atoms are hidden from view.What is the indicated bond angle?

• A)90°
• B)less than 109.5° but greater than 90°
• C)less than 120° but greater than 109.5°
• D)120°

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Definitions:

Starting Torque

The torque an electric motor generates to start a load moving.

Selsyn Motors

Special motors that can be employed to provide angular feedback information or control the rotation of devices at a distance.

Voltage

The measure of electrical potential difference between two points in a circuit, driving current from places of high potential to low potential.

Synchronous Motor

An AC motor that operates at a speed synchronized with the frequency of the supply current; its rotor speed matches the frequency of the stator's rotating magnetic field.