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Sodium chloride crystallises into F.C.C ...

Sodium chloride crystallises into F.C.C lattice with Nat occupying corner of a cube and the centre of each face, whereas `Cl^(-)` is occupies the centre of each edge and centre of the cube. The `r_c //r_a` value for NaCl is 0.53 and coordination number is 6,6.
In NaCl crystal lattice each sodium ion is surrounded by — number of chloride ions in ---- fashion

A

8, tetrahedral

B

6, octahedral

C

8, square planar

D

6, distorted octahedron

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The correct Answer is:
B
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Sodium chloride crystallises into F.C.C lattice with Na+ occupying corner of a cube and the centre of each face, whereas Cl^(-) is occupies the centre of each edge and centre of the cube. The r_c //r_a value for NaCl is 0.53 and coordination number is 6. In NaCl unit cell, the edge length is

Sodium chloride crystallises into F.C.C lattice with Na occupying corner of a cube and the centre of each face, whereas Cl^(-) is occupies the centre of each edge and centre of the cube. The r_c //r_a value for NaCl is 0.53 and coordination number is 6. If all the face centred ions along one of the axis are removed, the stoichiometry of the resulting solid is

Sodium chloride crystallises into F.C.C lattice with Na occupying corner of a cube and the centre of each face, whereas Cl^(-) is occupies the centre of each edge and centre of the cube. The r_c //r_a value for NaCl is 0.53 and coordination number is 6,6. If all the ions present in one plane that is passing through the centre are removed, the formula of the resulting unit cell is

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(A): A point charge is lying at the centre of a cube of each side. The electric flux emanating from each surface of the cube is (1^(th))/(6) total flux. (R ): According to Gauss theorem, total electric flux through a closed surface enclosing a charge is equal to 1//epsi_(0) times the magnitude of the charge enclosed.

AAKASH SERIES-CHEMICAL BONDING-EXERCISE ON PASSAGE
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  2. Sodium chloride crystallises into F.C.C lattice with Na occupying corn...

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  3. Sodium chloride crystallises into F.C.C lattice with Nat occupying cor...

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  5. According to V.B.T. a covalent bond is formed by the overlapping of ha...

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  6. According to V.B.T. a covalent bond is formed by the overlapping of ha...

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  7. According to V.B.T. a covalent bond is formed by the overlapping of ha...

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  8. According to V.B.T. a covalent bond is formed by the overlapping of ha...

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  9. Hydrogen bond is a weak electrostatic force of attraction between cova...

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  12. Hydrogen bond is a weak electrostatic force of attraction between cova...

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  13. The geometry of a molecule depends upon the repulsions between electro...

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  14. The geometry of a molecule depends upon the repulsions between electro...

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  15. The geometry of a molecule depends upon the repulsions between electro...

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  16. The geometry of a molecule depends upon the repulsions between electro...

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