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Why is phosphoros doped silicon a …

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Why is phosphoros doped silicon a semi-conductor ?

Posted by Gurkamal Deep 7 years, 8 months ago

CBSE > Class 12 > Chemistry

2 answers

Mahak Rathore 7 years, 8 months ago

5th electron is extra of P And delocalisation of electron increase conductivity & this increment is due to negative charged electrons therefore P is doped Si is semi conductor

Payal Verma 7 years, 8 months ago

Since phosphorus has high number of electrons therefore it creates a hole and also it has unpaired electrons. Hence, it acts as a p-type semi-conductor.

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