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ICSE Class 10 Answered

Which one of the metal has the largest atomic radius ? 1.sodium 2.potassium 3.magnesium 4.aluminium
Asked by viswa711956 | 26 Jul, 2020, 12:28: PM
answered-by-expert Expert Answer
Atomic radius increases from top to bottom and decreases from left to right in periodic table.
Sodium- Period-3, Gropup-1
Magnessium- Period-3, Group-2
Aluminium- Period-3, Group-13
Potassium- Period-4, Group-1
 
So, potassium has the largest atomic radii.
Answered by Ravi | 26 Jul, 2020, 06:54: PM
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