How Many Valence Electrons Does Gallium (Ga,atomic No

question 139

Multiple Choice

How many valence electrons does gallium (Ga,atomic no.= 31) have?

• A)1
• B)6
• C)3
• D)31
• E)70

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Definitions:

Short-Term Memory

The part of the memory system where small amounts of information can be stored for a short period of time.

Sensory Memory

The shortest-term element of memory, which acts as a buffer for stimuli received through the senses, lasting up to several seconds.

Long-Term Memory

Refers to the phase of memory responsible for storing information for an extended period, ranging from a few minutes to a lifetime.

Sensory Memory

The shortest-term element of memory that allows individuals to retain impressions of sensory information after the original stimulus has ceased.