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12th Standard English Medium Chemistry Subject Solid State Book Back 5 Mark Questions with Solution Part - I Question Bank Software Jun-02 , 2021

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12th Standard English Medium Chemistry Subject Solid State Book Back 5 Mark Questions with Solution Part - I

12th Standard English Medium Chemistry Subject Solid State Book Back 5 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Chemistry

Time : 01:00:00 Hrs
Total Marks : 25

    Part I

    5 x 5 = 25

  1. What is meant by the term “coordination number”? What is the coordination number of atoms in a bcc structure?

  2. Aluminium crystallizes in a cubic close packed structure. Its metallic radius is 125pm. calculate the edge length of unit cell.

  3. KF crystallizes in fcc structure like sodium chloride. Calculate the distance between K+ and F− in KF. (given : density of KF is 248 g cm-3)

  4. Atoms X and Y form bcc crystalline structure. Atom X is present at the corners of the cube and Y is at the centre of the cube. What is the formula of the compound?

  5. Write a note on Frenkel defect.

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