Solid State MCQs | Question – Paper 2 3

Which of the following is a molecular crystal? [KARNATAKA CET 2010]

The edge length of a face centred cubic cell of an ionic substance is 508 pm. If the radius of the cation is 110 pm, the radius of the anion is [AIEEE 2010]

Sodium chloride, NaCl usually crystallizes in a face centred cubic lattice. How many ions are in contact with any single Na⁺ ion? [DELHI PMT 2010]

Percentage of free space in cubic close packed structure and in body centred packed structure are respectively [AIEEE 2010]

The packing efficiency of the two dimensional square unit cell shown is [IIT-JEE 2010]

AB crystallizes in a body centred cubic lattice with edge length 'a' equal to 387 pm. The distance between two oppositively charged ions in the lattice is [CBSE AIPMT 2010]

A compound contains two types of atoms X and Y. It crystallizes in a cubic lattice with atoms X at the corners of the unit cell and atoms Y at the body centre. The simplest possible formula of this compound is: [DELHI PMT 2009]

A compound of 'A' and 'B' crystallizes in a cubic lattice in which the 'A' atoms occupy the lattice points at the corners of the cube. The 'B' atoms occupy the centre of each face of the cube. The probable empirical formula of the compound is [KARNATAKA CET 2009]

Lithium metal crystallises in a body centred cubic crystal. If the length of the side of the unit cell of lithium is 351 pm, the atomic radius of the lithium will be: [CBSE AIPMT 2009]

Copper crystallises in a face-centred cubic lattice with a unit cell length of 361 pm. What is the radius of copper atom in pm? [CBSE AIPMT 2009]

Copper crystallizes in fcc with a unit cell length of 361 pm. What is the radius of copper atom? [AIEEE 2009]

A compound is formed by elements A and B. This crystallizes in the cubic structure where A atoms are at the corners of the cube and B atoms are at the body centres. The simplest formula of the compound is [KARNATAKA CET 2008]

An ionic compound is expected to have tetrahedral structure if r⁺/r^- lies in the range of [KARNATAKA CET 2008]

In which of the following crystals alternate tetrahedral voids are occupied? [IIT-JEE 2005]

In a solid 'AB' having NaCl structure, 'A' atoms occupy the corners of the cubic unit cell. If all the face-centred atoms along one of the axes are removed, then the resultant stoichiometry of the solid is [IIT SCREENING 2001]