Choose the substance with the lowest vapour pressure at a given temperature. A) CO₂ B) BeCl₂ C) BF₃ D) He E) PF₅

Name: Choose the substance with the lowest vapour pressure at a given temperature. A) CO 2 B) BeCl 2 C) BF 3 D) He E) PF 5
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Question

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BeCl₂ is an ionic compound with strong ionic bonds, leading to a low vapor pressure compared to the other substances, which are gases or have weaker intermolecular forces.

Choose the Substance with the Lowest Vapour Pressure at a Given