At Room Temperature Chlorine Is a Gas, Bromine Is a Liquid

question 39

Multiple Choice

At room temperature chlorine is a gas, bromine is a liquid, and iodine is a solid. All three exist as diatomic molecules at this temperature. The intermolecular attractions in these substances increase in the order:

• A) I₂ < Br₂ < Cl₂
• B) Br₂ < I₂ < Cl₂
• C) Cl₂ < Br₂ < I₂
• D) I₂ < Cl₂ < Br₂
• E) none of these

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