Sodium (Na)has an Atomic Number of 1 1

question 111

Multiple Choice

Sodium (Na) has an atomic number of 1 1.How many electrons are in the outer electron shell of a neutral sodium atom?

• A)1
• B)2
• C)3
• D)4
• E)8

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Definitions:

Ivan Pavlov

Ivan Pavlov was a Russian physiologist best known for discovering classical conditioning, where a neutral stimulus becomes associated with a reflexive response.

Classical Conditioning

A learning process that pairs a naturally occurring stimulus with a previously neutral stimulus, leading to a learned response.

Researcher

An individual who conducts systematic investigations and analysis in a particular field of study to discover or interpret new knowledge.

Protective Withdrawal

A defense mechanism where individuals may retreat or isolate themselves from situations perceived as threatening or overwhelming.