The first three elements of group 16 of long periodic table are O, S, and Se. Arrange them in the order of decreasing atomic radius, increasing electro-negativity and decreasing ionization energy. [1 + 1 + 1]
WBBSE
Class X
Physical Science
Periodic Table
03 Mark
2022
Atomic Radius: Se > S > O
Electronegativity: O < S < Se
Ionization Energy: Se < S < O
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