How Many Electrons Surround the Nucleus of a Neutral Atom

question 198

Multiple Choice

How many electrons surround the nucleus of a neutral atom of the isotope ¹⁸O of oxygen? Oxygen has an atomic number of 8.

• A) 18
• B) 7
• C) 10
• D) 8

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Definitions:

Defense Mechanism

Psychological strategies employed unconsciously to protect oneself from anxiety arising from unacceptable thoughts or feelings.

Denial

A defense mechanism where a person refuses to accept reality or facts, often to avoid discomfort or anxiety.

Moderate Anxiety

A level of anxiety that is more intense than mild anxiety but not as severe as extreme anxiety, potentially affecting daily functioning but manageable.

Preoperative Information

Information provided to patients about procedures and care before undergoing surgery.