Gurmeet singh Asked a Question
January 25, 2021 10:30 pmpts 30 pts
0 The change in coordination number of silicon (Si) when o-quartz transforms to stishovite, which has octahedral coordination, is (B) 4 (A) 2 (C) 6 (D) 8
  • 2 Answer(s)
  • like-1
  • like-1
  • 2 Likes
  • 4 Comments
  • Shares
  • Akash
    how do you know it's surrounded by 6
    Likes(0) Reply(1)
    Gurmeet singh
    ans is 2. i convinced.
  • Gurmeet singh
    should i consider 2 as correct answer?
    Likes(0) Reply(0)
  • Saurabh thankyou
    Correct answer would be 2... As the coordination number of stishovite is 6 while that of alpha quartz(or other quartz polymorph) is 4. So difference (6-4=2) ...
    Likes(1) Reply(0)
  • Sajan sarthak Best Answer
    The coordination number of stishovite is 6, so the silicon atoms are all surrounded by 6 oxygen atoms. The crystal structure of stishovite does not fit in the classification scheme...
    Show more
    Likes(2) Reply(0)
Head Office :
MPA 44, 2nd floor, Rangbari Main Road,
Mahaveer Nagar II, Kota (Raj.) – 324005

Corporate Office:
212, F-1, 2nd Floor, Evershine Tower,
Amrapali Marg,
Vaishali Nagar, Jaipur (Raj.) – 302021

Mail: info@eduncle.com
All Rights Reserved © Eduncle.com