Shristy posted an Question
August 30, 2020 • 15:45 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Part-e among the following halides which one forms vender walls crystals? (b) beclh . (a) naci ()hgc (d) hf

PART-E Among the following halides which one forms vender Walls crystals? (b) BeClh . (a) NaCI ()HgC (d) HF

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    Dinesh khalmaniya 1 best-answer

    option C

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    Mercuric chloride exists not as a salt composed of discrete ions, but rather is composed of linear triatomic molecules, hence its tendency to sublime. In the crystal, each mercury atom is bonded to two chloride ligands with Hg—Cl distance of 2.38 Å; six more chlorides are more distant at 3.38 Å

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    NaCl is ionic crystal

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    BeCl2 forms coordinate bond

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    HF forms H bonding between crystals

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    so only Option C is correct. it's molecule are binded with VF of attraction

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