logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
Home  >>  AIMS  >>  Class12  >>  Chemistry  >>  Solid State
0 votes

A binary solid ($A^+B^-$) has a rock salt structure. If the edge length is 400 pm, and radius of cation is 75 pm the radius of anion is

Can you answer this question?
 
 

1 Answer

0 votes
Edge =$2(r^++r^-)$
$\Rightarrow 400=2(75+r^-)$
$\therefore r^-=125pm$
Hence (B) is the correct answer.
answered May 30, 2014 by sreemathi.v
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...