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प्रश्न
Which one of the following has the largest atomic radius?
पर्याय
Sodium
Potassium
Magnesium
Aluminium
उत्तर
Potassium
Explanation:
Potassium (K) has the largest atomic radius compared to sodium (Na), magnesium (Mg), and aluminium (Al), which belong to periods 3 and 4 respectively. Potassium has the largest atomic radius among the elements, which means that atomic size increases with decreasing group.
संबंधित प्रश्न
Give the trends in atomic size on moving across the period left to right.
Give reasons for the following:
The size of the anion is greater than the size of the parent atom.
Among the elements of the second period, Li to Ne, pick out the element with the largest atomic size
Select the correct answer
Atomic radii of fluorine and neon in angstrom unit are
The size of an atom is indicated by its _______.
Moving from left to right, the size of the atom decreases.
Which among the following elements has the largest atomic radii?
Elements have been arranged in the following sequence on the basis of their increasing atomic masses.
| F, | Na, | Mg, | Al, | Si, | P, | S, | Cl, | Ar, | K |
- Pick two sets of elements which have similar properties.
- The given sequence represents which law of classification of elements?
An element with the largest atomic radius among the following is ______.
Give reason for the following:
The size of a Cl− ion is greater than the size of a Cl atom.
