(i) Electron is a negatively charged particle having charge `=1.6 xx 10^(-19)C`. Hole is a seat having positive charge which is produced when an electron breaks away from a covalent bond in a semiconductor. Hole is having the same charge as that of electron. (ii) Energy of a hole is high as compared to that of electron. (iii) The mobility of a holes is smaller than that of electron.
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