Lattice energy depends on:

only radius of cation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

only radius of anion

No worries! We‘ve got your back. Try BYJU‘S free classes today!

cation to anion radius ratio

No worries! We‘ve got your back. Try BYJU‘S free classes today!

sum of the radii of cation and anion

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D sum of the radii of cation and anion
Lattice energy is inversely proportional to the radius of ions.
Lattice energy, $U = K (\frac{1}{r_{a} + r_{c}})$
$r_{a}$ - radius of anion
$r_{b}$ - radius of cation

Suggest Corrections

Similar questions

Q. An ionic solid of

X Y

type of having anions in CCP lattice and cations in the octahedral voids. Let

a

be the edge length of the FCC cube. The radius ratio of cation

(R_{+})

to the anion

(R_{-})

is greater than

0.415

. Then which of the following is false?

The CsCl type structure is exhibited by alkali halides only when the radius of the cation is large enough to keep touching its eight nearest neighbour anions. Below what minimum ratio of cation to anion radii $(\frac{r_{+}}{r_{-}})$ this contact is prevented ?

Q. An ionic solid A⁺B^- crystallizes as a bcc structure. The distance between cation and anion in the lattice is 150pm, what is the radius of the anion?

Which one of the following compounds has the ratio of radius of cation and anion smallest

Q. For an FCC structure and a BCC structure having equal edge length ‘a’ and equal radius for anion, then the difference between cationic radius of BCC and FCC lattice is

Join BYJU'S Learning Program

Lattice energy depends on:

The correct option is D sum of the radii of cation and anionLattice energy is inversely proportional to the radius of ions.Lattice energy, U=K(1ra+rc)ra - radius of anionrb - radius of cation

The correct option is D sum of the radii of cation and anion
Lattice energy is inversely proportional to the radius of ions.
Lattice energy, $U = K (\frac{1}{r_{a} + r_{c}})$
$r_{a}$ - radius of anion
$r_{b}$ - radius of cation