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प्रश्न
Name the elements with highest and lowest ionization energies in the first three periods.
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उत्तर
Helium (He) has the highest ionization energy of all the elements, while Caesium (Cs) has the lowest ionization energy.
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संबंधित प्रश्न
Arrange the following as per the instruction given in the brackets:
Na, Li, K (Increasing Ionisation Energy)
Name the periodic property which relates to the amount of energy required to remove an electron from an isolated gaseous atom.
Which element has:
two shells, both of which are completely filled with electrons?
Which element from the following has the highest ionization energy?
Explain your choice.
F, O, Ne
Supply the missing word from those in the brackets:
If an element has a low ionization energy then it is likely to be ______ (metallic/ non-metallic).
Fill in the blank from the choices given below
Across a period, the ionisation potential ____________.
Arrange the following as per the instruction given in the bracket:
Na, K, Cl, S, Si (increasing order of ionization energy)
Arrange the following as per the instruction given in the bracket
Na,Li,K (Increasing ionization energy)
Identify the following:
The energy required to remove an electron from a neutral gaseous atom.
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?
