16:I[8216,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"BackButton"] 17:I[1553,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"QuestionViewer"] 15:T46c,{"@context":"https://schema.org","@type":"Quiz","name":"Mht Cet 2025 Solid State PYQ with Solution","url":"https://pyq-test-series-platform-alsjdcxu2-sameers-projects-41c5a71e.vercel.app/mht-cet/questions/2025/chemistry/solid-state/meujdl5l","educationalLevel":"Entrance exam preparation","about":"Mht Cet / Chemistry / Solid State","hasPart":{"@type":"Question","name":"Mht Cet 2025 Solid State PYQ with Solution","text":"Which of the following dopants is used in germanium to form n-type semiconductor?","eduQuestionType":"mcq","acceptedAnswer":{"@type":"Answer","text":"A"},"comment":{"@type":"Comment","text":"The correct answer is Option A: As (Arsenic) . Explanation: To form an n-type semiconductor , we need to dope germanium (Ge) with an element that has more valence electrons than germanium. Germanium (Ge) belongs to group 14 and has 4 valence electrons . An n-type dopant should have 5 valence electrons (i.e., should be from group 15). Now, let us check the options: A. As (Arsenic) — Group 15, has 5 valence electrons ✔️ B. B (Boron) — Group 13, has 3 valence electrons ❌ C. In (Indium) — Group 13,..."}}}18:T424,

The correct answer is Option A: As (Arsenic).

Explanation:

To form an n-type semiconductor, we need to dope germanium (Ge) with an element that has more valence electrons than germanium.

Germanium (Ge) belongs to group 14 and has 4 valence electrons.
An

Solid State

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