NEET Chemistry The Solid State Questions Solved

NEET - 2010

AB crystallizes in a body centred cubic lattice with edge length 'a' equal to 387 pm. The distance between two oppositely charged ions in the lattice is

(a) 335 pm (b) 250 pm (c) 200 pm (d) 300 pm

Concept Videos :-

#5 | Simple Cubic Unit Cell: Coordination Number
#10 | FCC Unit Cell: Coordination Number
#15 | Tetrahedral Voids
#16 | Octahedral Voids
#17 | Position of Tetrahedral Voids in FCC
#18 | Position of Octahedral Voids in FCC
#19 | Hexagonal Primitive (HP) Unit Cell
#22 | Coordination Number of HP Unit Cel
#23 | Radius Ratio

Concept Questions :-

Voids and radius ratio/coordination number

(a) For body centred cubic (bcc) lattice, distance between two oppositely charged ions,

                   d = 3a2=3×3872pm = 335.15pm

Difficulty Level:

  • 51%
  • 23%
  • 22%
  • 6%
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