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प्रश्न
Which element from the following has the highest ionization energy?
Explain your choice.
Ne, He, Ar
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उत्तर
He
Ionisation energy decreases with an increase in the atomic size, i.e. it decreases as one moves down a group. Ne, He and Ar are inert gases. He - Period 1, Ne - Period 2 and Ar - Period 3.
संबंधित प्रश्न
Give one word or phrase for the following:
Formation of ions from molecules
Give a reason for the following:
Ionisation potential increases across a period, from left to right.
Name the periodic property which relates to the amount of energy required to remove an electron from an isolated gaseous atom.
Arrange the elements of group 17 and group 1 according to the given conditions.
Increasing ionization potential
Among the elements of the second period, Li to Ne, pick out the element with highest first ionization energy
Arrange the following as per instruction given in the bracket.
Li, K, Na, H (decreasing order of their potential ionisation)
First ionisation enthalpy of two elements X and Y are 500 kJ mol−1 and 375 kJ mol−1 respectively. Comment about their relative position in a group as well as in a period.
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Ionisation Potential values depend on the nuclear pull. Explain.
The element with highest ionisation potential is ______.
