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KCl crystallises in the same type of lat...

KCl crystallises in the same type of lattice as does `NaCl`. Given that `r_(Na^(+))//r_(Cl^(-)) = 0.55` and `r_(K^(+))//r_(Cl^(-)) = 0.74`. Calculate the ratio of the side of the unit cell of KCl to that of NaCl is

A

`1.122`

B

`1.224`

C

`1.414`

D

`0.732`

Text Solution

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The correct Answer is:
A
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