The electronic configuration of an element is 1s2 2s2 2p6 3s2 3p6 3d5 4s1. This presentation is
excited state
ground state
cationic form
anionic form
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Uncertainty in the position of an electron (mass = 9.1 × 10–31 kg) moving with a velocity 300 ms–1, accurate upto 0.001%, will be(h = 6.63 × 10–34 Js)