The Most Reactive of All Elements Is

question 146

Multiple Choice

The most reactive of all elements is

• A) hydrogen.
• B) fluorine.
• C) chlorine.
• D) sodium.

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Definitions:

Gestalt Principle

A theory in psychology that proposes the human brain sees objects in their entirety before perceiving their individual parts, suggesting people have an innate disposition to organize patterns and objects.

Proximity

The state of being near or close in space, time, or relationship.

Closure

The act of bringing something to an end or conclusion, often providing a sense of resolution or completion.

Optical Illusions

Visual perceptions that differ from reality, where what we see doesn't match the physical measurement of the stimulus source.