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Class 12 Chemistry Practice Test: Solid State Electrical Properties
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Avg score: 70% • Most missed: “For a metallic crystal, which band do the delocalized electrons occupy?”
Class 12 Chemistry Practice Test: Solid State Electrical Properties
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6 Questions

1. Label the diagram correctly.
The diagram representing metal, semiconductor & non metal of energy gap
2. According to the band theory, increase in number of atoms participating in crystal formation leads to ________ in number of molecular orbitals containing electrons.
3. Metals are good conductors of heat and electricity. This property is conferred by _______ bonds.
4. For a metallic crystal, which band do the delocalized electrons occupy?
5. Which of the following properties holds true for a metalloid?
6. A substance containing one band completely filled with electrons and other band completely empty, but with a possibility of the empty band becoming populated, behaves as a _________

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