Which Substance Below Has the Strongest Intermolecular Forces

question 131

Multiple Choice

Which substance below has the strongest intermolecular forces?

• A) A₂X, Δ_vapH = 39.6 kJ mol^-1
• B) BY₂, Δ_vapH = 26.7 kJ mol^-1
• C) C₃X₂, Δ_vapH = 36.4 kJ mol^-1
• D) DX₂, Δ_vapH = 23.3 kJ mol^-1
• E) EY₃, Δ_vapH = 21.5 kJ mol^-1

---

Definitions:

Fiddleheads

The furled fronds of young ferns eaten as a vegetable, known for their distinctive spiral shape that resembles the scroll of a fiddle.

Fronds

The large, divided leaves of ferns or palms, characterized by their complex structure and, in ferns, their role in reproduction through spores.

Sporophyte Generation

The diploid, spore-producing phase in the life cycle of plants that undergo alternation of generations.

Vascular Tissue

Specialized tissue in plants responsible for water and nutrient transport throughout the organism.