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Which impurity is dopped in Si to from N...

Which impurity is dopped in `Si` to from `N`-type semiconductor?

A

`Al`

B

`B`

C

`As`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Because As is pentavalent impurity.
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Knowledge Check

  • Which impurity is doped in Si to form N-type semiconductor ?

    A
    Al
    B
    B
    C
    P
    D
    None of these

  • N-type semiconductor is

    A
    positively charged
    B
    negatively charged
    C
    positively charged at low temperature and negative charged at high temperature
    D
    electrically neutral

  • A N -type semiconductor is

    A
    Negatively charged
    B
    Positevely charged
    C
    Neutral
    D
    None of these

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