Question
In the context of periodicity, elements in the same group tend to display similar chemical properties. Which primary factor is responsible for this similarity among group members?
Asked in RRB NTPC UG CBT 1 · 2026
Electronic Configuration · Chemistry
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Elements in the same group often have similar valence-electron configurations.
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Modern Periodic Table: Groups, Periods & Blocks has appeared in 43 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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