Use app×
Ask a Question
QUIZARD
QUIZARD
JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE

Two crystals c1 and c2, made of pure silicon, are doped with arsenic and aluminium respectively. (i) Identify the extrinsic semiconductors so formed.

← Prev Question Next Question →
0 votes
3.2k views
in Physics by (42.2k points)
closed by

Two crystals c1 and c2, made of pure silicon, are doped with arsenic and aluminium respectively.

(i) Identify the extrinsic semiconductors so formed.

(ii) why is doping of intrinsic semiconductors necessary ?

Challenge Your Friends with Exciting Quiz Games – Click to Play Now!

1 Answer

+1 vote
by (48.5k points)
selected by
 
Best answer

(i) C1 - n-type semiconductor

C2 - p-type semiconductor

(ii) Doping of intrinsic semiconductors is done to increase the concentration of the majority charge carrier so that it can be used as a p-type or n-type semiconductor in the diode.

← Prev Question Next Question →

Find MCQs & Mock Test

  1. JEE Main 2026 Test Series
  2. NEET Test Series
  3. Class 12 Chapterwise MCQ Test
  4. Class 11 Chapterwise Practice Test
  5. Class 10 Chapterwise MCQ Test
  6. Class 9 Chapterwise MCQ Test
  7. Class 8 Chapterwise MCQ Test
  8. Class 7 Chapterwise MCQ Test

Related questions

0 votes
1 answer
Silicon doped with arsenic is an example of `:`
asked Mar 30, 2020 in Chemistry by Chithrajain (85.0k points)

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

User Contribution to Sarthaks eConnect
Managed by Sarthaks Digitizing India
...