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Kinetic energy of electron revolving in an orbit of hydrogen is +0.54 eV. Angular momentum of electron revolving in the same orbit of hydrogen atom is
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Correct option is B
In hydrogen atom, + K.E of electron =.-T.E of electron ;Thus T.E=-0.54 eV; T.E=Z2n2×E1E1=-13.6 eV ; -0.54 eV=12n2×E1E1=-13.6 eV; n=5; Angular momentum=nh2π=5h2πSimilar Questions
Statement-I: Radii of 1s, 2s and 2p subshells are in the order 1s < 2p < 2s.
Statement-II: Energies of 1s, 2s and 2p subshells are in the order 1s < 2s < 2p.
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