The Solid State

Bihar Board Class 12 · Chemistry · 26 past questions

1. Q1 2026 Set A

   Which of the following is ferromagnetic substance ?

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2. Q2 2026 Set A

   Which of the following has Frenkel defect ?

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3. Q3 2025 Set D

   The number of atoms present in body-centred cubic unit cell is

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4. Q4 2025 Set D

   Which of the following is not a crystalline solid ?

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5. Q5 2025 Set D

   How many kinds of Bravais lattice are possible in a crystal ?

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6. Q6 2025 Set D

   The percentage of free space in a body-centred cubic unit cell is

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7. Q7 2024 Set D2017

   Which of the following is an amorphous solid?

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8. Q8 2024 Set D

   Which of the following types of crystal is diamond ?

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9. Q9 2024 Set D

   The structure of NaCl crystal is

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10. Q10 2024 Set D

    An octahedral void is surrounded by how many spheres ?

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11. Q11 2023 Set F2018

    The coordination number of a metal crystallizing in hexagonal close packed (hcp) structure is-

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12. Q12 2023 Set F

    The total number of crystal systems is

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13. Q13 2023 Set F

    Which of the following is a covalent solid ?

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14. Q14 2022 Set E

    The number of Bravais lattices in a cubic crystal is

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15. Q15 2022 Set E

    An octahedral void is surrounded by which of the following numbers of spheres ?

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16. Q16 2022 Set E

    Which of the following types of defects causes a decrease in density of a crystal ?

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17. Q17 2022 Set E

    Which of the following is a ferromagnetic substance ?

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18. Q18 2021 Set A

    The substance which exhibits paramagnetism is

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19. Q19 2021 Set A

    An example of amorphous solid is

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20. Q20 2021 Set A

    Which one of the following is an example of an amorphous solid ?

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21. Q21 2021 Set A

    When an electron occupies the empty space of negatively charged ions, then the defect in crystal is

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22. Q22 2021 Set A2017

    Lithium forms bcc crystals. Calculate the atomic radius of lithium if the length of the side of unit cell of…

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23. Q23 2018

    Percentage of free space in bcc. Unit cell is-

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24. Q24 2018

    In which of the following pairs of structures are tetrahydral as well asoctahedral voids respectively?

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25. Q25 2017

    Which of the following oxides shows electrical properties like metals?

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26. Q26 2015

    Discuss briefly the structure of CsCl. (with a figure)

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