The Noble Gases Are a Unique Group of Elements

question 65

Multiple Choice

The noble gases are a unique group of elements.They are recognized as unique due to the fact that they are

• A)all gases at room temperature.
• B)extremely stable and unreactive.
• C)the most reactive member of their period.
• D)named after Nobel prize winners.

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Definitions:

Three-Wire

A wiring system that consists of a phase wire, a neutral wire, and a protective ground wire, commonly used in residential and commercial settings.

Energized

To be energized means to supply or be supplied with electric power, causing a device, circuit, or component to become active or operative.

Normally Closed

A term used to describe a state of a switch or relay when its contacts are closed, allowing current to flow, in the absence of an actuating signal.

Master Control

A centralized control mechanism or system that regulates or guides the operations of various components within a larger system or machine.