Home
Class 12
CHEMISTRY
Assertion: In the body centred cubic str...

Assertion: In the body centred cubic structure of CsCl the arrangement of `Cl^(-)` ions is primitive
Reason: In CsCl, the `Cs^(+)` ion remains at the body centred position and `Cl^(-)` ions at the corners.

A

If both assertion and reason are correct and reason is correct explanation for assertion

B

If both assertion and reason are correct but reason is not correct explanation for assertion

C

If assertion is correct but reason is incorrect

D

If both assertion and reason are incorrect

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

In the crystals structures of sodium chloride, the arrangement of Cl^(-) ions is

In crystal arrangement of NaCl, the arrangement of Cl− ion is

NaCl has face-centred unit cell. In its crystal, the number of Cl^(-) ions present in contact with a Na^(+) ion is-

Iron crystallises in a body centred cubic structure. Calculate the radius of iron atom if edge length of unit cell is 286 pm.

Assertion (A) : CsCl crystal, the coordination number of Cs^(o+) ion is 8 . Reason (R ) : Cl^(ɵ) ion in CsCl adopt bcc type of packing,

In NaCl crystal the Cl^(-) ions are in f.c.c. arrangement. Calculate the number of Cl^(-) ions in unit cell.

A crystalline ionic compound consisting of M^(+)andX^(-) ions crystallises in cubic structure. The unit cell of the compound has M^(+) ions at its corners and an X^(-) ion at its body centre. Determine the simplest formula of the compound.

Lithium forms body-centred cubic structure. The length of the side of its unit cell is 351pm. Atomic radius of lithium will be-

Niobium crystallises in body centred cubic structure. If the atomic radius is 143.1 pm, calculate the density of the element. (Atomic mass = 93 u)

An element crystallises in a body-centred cubic structure. The atomic radius of the element is 190pm. Calculate: (1) the distance between two nearest neighbours (2) the body diagonal and the edge length of the unit cell.