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प्रश्न
Among the elements of the second period, Li to Ne, pick out the element with highest first ionization energy
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उत्तर
The element with highest first ionization energy: Neon (Ne)
Concept Insight: Neon has highest ionization energy since it is a noble gas and has its octet complete which makes it very stable.
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संबंधित प्रश्न
Arrange the elements of second and third period in increasing order of ionization energy.
Give reason for the following:
Ionisation potential of the element increases across a period.
Electron affinities of two elements A and B are given below:
A = 3.79 electron volts
B = 3.56 electron volts
Which of them will ionize more easily and why?
State whether the ionization potential increases or decreases on going down a group.
The metals of group 2 from top to bottom are: Be, Mg, Ca, Sr, Ba. Which of these metals will form ions most readily and why?
Fill in the blank from the choice given in bracket.
The energy required to remove on electron from a natural isolated gaseous atom and convert it into a positively charged gaseous ion is called ____________
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The ionization potential:
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.
Arrange the following in order of increasing ionisation energy:
P, Na, Cl
Explain your choice.
Across a period, the ionization potential ______.
