Physics · JEE | Semiconductor Electronics: Materials, Devices and Simple Circuits
हिन्दीMatch List-I with List-II: List-I List-II A Pentavalent impurity I Indium, Boron, Aluminium B Trivalent impurity II Arsenic, Antimony, Phosphorous C Donor energy level (\( E_D \)) III Slightly above top of valence band \( E_V \) D Acceptor energy level (\( E_A \)) IV Slightly below bottom of conduction band \( E_C \) Choose the correct answer from the options given below:
Match List-I with List-II:
| List-I | List-II | ||
|---|---|---|---|
| A | Pentavalent impurity | I | Indium, Boron, Aluminium |
| B | Trivalent impurity | II | Arsenic, Antimony, Phosphorous |
| C | Donor energy level (\( E_D \)) | III | Slightly above top of valence band \( E_V \) |
| D | Acceptor energy level (\( E_A \)) | IV | Slightly below bottom of conduction band \( E_C \) |
Choose the correct answer from the options given below:
View Answer & Solution
Correct answer · Option B
A-(II), B-(I), C-(IV), D-(III)
Explanation
Pentavalent impurities include As, Sb, P (II), Trivalent impurities include In, B, Al (I), Donor level \( E_D \) lies below \( E_C \) (IV), and Acceptor level \( E_A \) lies above \( E_V \) (III).