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Question
which element has the highest ionisation potential.
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Solution
The element which has the highest ionisation potential is helium (He).
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RELATED QUESTIONS
Give a reason for the following:
Ionisation potential increases across a period, from left to right.
Define the term ‘ionisation potential`.
What do you understand by successive ionization energies?
Which element from the following has the highest ionization energy?
Explain your choice.
Ne, He, Ar
Li, K, Na, H (In the decreasing order of their ionization potential)
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Ionization potential increases from left to right across a period.
Fill in the blank from the choices given below
Across a period, the ionisation potential ____________.
Across a period, the ionization potential ______.
Give reason:
Ionisation potential of the element increases across a period from left to right.
This question refers to the elements of the Periodic Table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but the letters are not the usual symbols of the elements.
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | B | C | D | E | F | G | H |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| I | J | K | L | M | N | O | P |
Which of these have least Ionisation Energy?
