Which group of elements is characterized by the progressive filling of d or f orbitals?

Transition Elements MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Transition Elementschemistry-mcqs › transition-elements
Published
18 Mar 2019
Last updated
28 May 2026

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Explanation

Transition elements are defined as those elements in which the d or f sublevels are being filled. This distinguishes them from outer and inner transition elements, which specifically refer to subsets of these elements.

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