AIPMT PRELIMS2012Chemistry-Periodic Table
AIPMT PRELIMS 2012 Chemistry Trends in Periodic Table MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Identify the wrong statement in the following:
A
Atomic radius of the elements decreases as one moves across from left to right in the period of the periodic table
B
Amongst isoelectronic species, smaller the positive charge on the carbon, smaller is the ionic radius
C
Amongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius
D
Atomic radius of the elements increases as one moves down the first group of the periodic table.
Correct Answer
Option B
Detailed Explanation
Amongst isoelectronic species, the ionic radius decreases with an increase in positive charge due to increased effective nuclear charge.
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