ABC26IN0436 · Main Group Elements
Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Element – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Hard
The series with the orrect order of decreasing ionic size is
(a)$\mathrm{K}^{+}>\mathrm{Ca}^{2+}>\mathrm{S}^{2-}>\mathrm{Cl}^{-}$
(b)$\mathrm{S}^{2-}>\mathrm{Cl}^{-}>\mathrm{K}^{+}>\mathrm{Ca}^{2+}$
(c)$\mathrm{K}^{+}>\mathrm{Cl}^{-}>\mathrm{Ca}^{2+}>\mathrm{S}^{2-}$
(d)$\mathrm{Cl}^{-}>\mathrm{K}^{+}>\mathrm{S}^{2-}>\mathrm{Ca}^{2+}$
Answer
Explanation
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