How many coulombs of electrical charge are transferred from pb to pbo2?

Question

Avah Torres

Chemistry

5 August, 16:22

How many coulombs of electrical charge are transferred from pb to pbo2?

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Lilibeth · Answer 1

Oxidation number of Pb is 0 (neutral atom), oxidation number of Pb in PbO is + 4, so Pb lost 4 electron from Pb⁰ to Pb⁺⁴. Charge of one electron is - 1,6·10⁻¹⁹C. Q = 4· (-1,6·10⁻¹⁹C) = - 6,4·10⁻¹⁹C.