When pure silicon is doped with Phosphorous, sample

becomes negative

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becomes less conducting

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becomes neutral but electrons are major charge carriers

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becomes positive

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Solution

The correct option is C becomes neutral but electrons are major charge carriers
Phosphorous is pentavalent and donor of electrons.

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Similar questions

Which of the following statements are true about semiconductors ?

(a) Silicon doped with electron rich impurity is a p-type semiconductor

(b) Silicon doped with an electron rich impurity is an n-type semiconductor

(d) An electron vacancy increases the conductivity of n-type semiconductor

10^{19}

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