Multiple choice

Consider the following statements regarding Silicon: (a) Silicon is the most common material used to build semiconductor devices. (b) Si is the main ingredient of Salt. (c) Atoms in a pure silicon wafer contains six electrons in outer orbit (called valence electrons).
Which of the above statements are false?

  1. Only (a) and (c)

  2. Only (a)

  3. Only (b) and (c)

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Statement (a) is true. Silicon is the most common material used to build semiconductor devices.Statement (b) is false. Si is the main ingredient of Sand. Statement (c) is false. Atoms in a pure silicon wafer contains four electrons in outer orbit (called valence electrons).

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