Advertisements
Advertisements
प्रश्न
Which one of the following has the largest atomic radius?
पर्याय
Sodium
Potassium
Magnesium
Aluminium
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Give reasons for the following:
The size of the anion is greater than the size of the parent atom.
Arrange the following in order of increasing radii:
CI- , CI
Give scientific reasons for the following:
Atomic radius goes on decreasing while going from left to right in a period.
Supply the missing word from those in the brackets:
If an element has seven electrons in its outermost shell then it is likely to have the ______ (largest/ smallest) atomic size among all the elements in the same period.
Arrange the following as per the instruction given in the bracket.
Mg, Cl, Na, S, Si (increasing order of atomic size)
_______ is the distance between the nucleus of the atom and its outermost shell.
Right or wrong sentence.
Nanometer unit is used to measure atomic radius.
Arrange the following in order of increasing radii:
Cl−, Cl
Explain your choice.
Give reason for the following:
The size of a Cl− ion is greater than the size of a Cl atom.
