Semiconductor Materials – 39

39. Germanium and silicon are :

(a) Trivalent
(b) Tetravalent
(c) Pentavalent
(d) Covalent

Answer

Answer : (b)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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Semiconductor Materials – 176
Semiconductor Materials » Exercise - 4176. Which of the following is not a semiconductor - (a) Silicon (b) Germanium (c) Arsenic (d) Selenium
Tags: semiconductor, materials, exercise, silicon, germanium, electronics, engineering
Semiconductor Materials - 10
Semiconductor Materials » Exercise - 110. In a Silicon crystal, the number of covalent bonds a single atom can form is : (a) 2 (b) 4 (c) 6 (d) 8
Tags: semiconductor, materials, exercise, silicon, covalent, electronics, engineering
Semiconductor Materials - 123
Semiconductor Materials » Exercise - 3123. In germanium, medium doping corresponds to impurity of the order : (a) 1 part in 105 (b) 1 part in 104 (c) 1 part in 103 (d) 1 part in 102
Tags: semiconductor, materials, exercise, germanium, electronics, engineering
Semiconductor Materials - 56
Semiconductor Materials » Exercise - 256. A P-type germanium semiconductor is doped with : (a) Gallium (b) Gold (c) Silver (d) Silicon
Tags: semiconductor, materials, exercise, germanium, silicon, electronics, engineering
Semiconductor Materials - 126
Semiconductor Materials » Exercise - 3126. A pentavalent impurity has ........ valence electrons. (a) 3 (b) 5 (c) 4 (d) 6
Tags: semiconductor, materials, exercise, pentavalent, electronics, engineering

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