Chemistry · Solid State
Which of the following statements is true about doped semiconductors?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1An electron vacancy decreases the electrical conductivity of p-type silicon.
- 2Delocalized electrons decrease the electrical conductivity of doped silicon.
- 3Silicon doped with an electron-rich impurity forms an n-type semiconductor.✓
- 4Silicon doped with an electron-rich impurity forms a p-type semiconductor.
Correct answer
Silicon doped with an electron-rich impurity forms an n-type semiconductor.
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