MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryPeriodic PropertiesPrevious Year Questions
Which one of the following is the correct order of the size of the ions? (EAMCET 2014) (a) Na Mg F O (b) O F Na Mg (c) Mg Na F O (d) O F Mg Na
Answer
B
Explanation
For isoelectronic species, 1 size atomic number Thus, the correct order will be 2 2 8 9 11 12 O F Na Mg
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