In Terms of the Enthalpy of Formation, Which of the Following

question 24

Multiple Choice

In terms of the enthalpy of formation, which of the following compounds is the most unstable compared to its elements under standard conditions?

• A) KCl(s),  H = - 435.9 kJ/mol
• B) PH₃(g),  H = +5.4 kJ/mol
• C) Fe₃O₄(s),  H = - 1117.1 kJ/mol
• D) NiO(s),  H = - 239.7 kJ/mol
• E) ICl(g),  H = + 17.8 kJ/mol

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Definitions:

Secondary Drive

A learned drive that is not directly related to biological needs but rather emerges through the association with primary drives or needs.

Acquired Drives

Psychological needs or desires that are developed through experience or learned associations rather than innate.

Secondary

Relating to or of second rank or importance; not primary.

Maslow's Theory

A hierarchy of human needs conceptualized by Abraham Maslow, suggesting that people are motivated to fulfill basic needs before moving on to other, more advanced needs.