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Grade 12AIIMS MBBS

Which of the following is not an NaCl-type of crystal?
  1. KBr
  2. CuCl
  3. AgCl
  4. MgO
How do we came to know this. Please explain a little bit....

Profile image of Abhishek Dogra
7 Years agoGrade 12
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1 Answer

Profile image of Arun

Arun

7 Years ago
Dear student
 
in NaCl, Na+ Cl-
 
similarily in KBr, CuCl, AgCl
 
But in MgO = Mg2+ and O2-
 
hence option D is correct.