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ACSEE (Form 6) The Atom — practice questions

4 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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The number of orbitals in the 2p and 3d subshells are, respectively:The electronic configuration 1s² 2s² 2p⁶ 2d¹ is impossible because:The configuration 1s² 2s⁰ 2p⁰ 3s¹ violates which principle?For electromagnetic radiation, the wavenumber is related to the wavelength by: