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Solution for p - type semi-conductors are made by mixing silicon with impurities of - HSC Science (Computer Science) 12th Board Exam - Chemistry

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Question

p - type semi-conductors are made by mixing silicon with impurities of-

  1. germanium
  2. boron
  3. arsenic  
  4. antimony

Solution

(c) Boron
Boron (electronic configuration 1s2 2s2 2p1) is one electron deficient as compared to the valence electrons in the silicon atom. On adding boron to silicon, some atoms of boron occupy some sites of silicon atoms.

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APPEARS IN

 2014-2015 (March) (with solutions)
Question 1.1 | 1.00 mark
Solution for question: p - type semi-conductors are made by mixing silicon with impurities of concept: Electrical Properties - Applications of N-type and P-type Semiconductors. For the courses HSC Science (Computer Science), HSC Science (General) , HSC Science (Electronics)
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