Nivedha posted an Question
October 15, 2020 • 00:18 am 30 points
  • CSIR NET
  • Chemical Sciences

Na 95 pm andcr=181 pm in naci (rock salt) structure. what is the shortest distance between nat ions? (a) 778.3 pm (b) 276 pm (c) 195.7 pm (d) 390.3 pm 11

Na 95 pm andcr=181 pm in NaCi (rock salt) structure. What is the shortest distance between Nat ions? (a) 778.3 pm (b) 276 pm (c) 195.7 pm (d) 390.3 pm 11

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    Dinesh khalmaniya 1 best-answer

    option D Here ●Let a is edge length and R is radius →R(na+) + R(cl-) = a/2 →95+181 = a/2 → a= 552 ● Now shortest distance btween 2 na atoms is a/ √2 → shortest distance = 552/√2

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    video solution https://www.google.com/amp/s/amp.doubtnut.com/question-answer-chemistry/rna-195-pm-and-rcl-281-pm-in-nacl-rock-salt-structure-what-is-the-shortest-distance-between-na-ions--188789785

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