Flag Physical Chemistry> If the radius of the octahedral void is r...
question mark

If the radius of the octahedral void is r and radius of the atoms in close- packing is R, derive relation between r and R.

prasanjeet kumar , 11 Years ago
Grade 8
anser 1 Answers
Gaurav

Last Activity: 9 Years ago

Using Pythagoras theorem we get
(2R)2= (R+r)2+(R+r)2
4R2= 2(R+r)2
Divide by 2 we get
2R2= (R+r)2
Take root both side we get
R√2 =R+r
R√2 – R = r
r= R(√2–1)
value of √2= 1.414
r= R(1.414–1)
r = 0.414 R

Provide a better Answer & Earn Cool Goodies

Enter text here...
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Enter text here...