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प्रश्न
A, B, C are three elements in which B is an inert gas other than helium.With this information complete the following table.
| Element | Atomic number | No. of electrons in the valence shell | Group to which the element belongs |
| A | Z - 1 | ||
| B | Z | ||
| C | Z + 1 |
Also, explain the following : Ionization energy of element C is less than that of element A.
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उत्तर
| Element | Atomic number | No. of electrons in the valence shell | Group to which the element belongs |
| A | Z - 1 | ||
| B | Z | 8 | 18 |
| C | Z + 1 |
Since C belongs to group 1 it has less ionization energy than A as atomic size of group 1 elements is more than that of group 17.
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संबंधित प्रश्न
Choose the correct answer from the options given below:
Ionisation potential increases over a period from left to right because of the
(A) Atomic radius increases and nuclear charge increases
(B) Atomic radius decreases and nuclear charge decreases
(C) Atomic radius increases and nuclear charge decreases
(D) Atomic radius decreases and nuclear charge increases
Give a reason for Ionisation potential increases across a period, from left to right
Represent ionisation potential in the form of an equation. In which unit it is measured?
Which element from the following has the highest ionization energy?
Explain your choice.
F, O, Ne
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.
Choose the correct answer from the choice given:
Ionisation potential increases over a period from left to right because the
Fill in the blank by selecting the correct word from the option.
If an element has a low ionization energy then it is likely to be ________
Give reason for the following:
Ionisation potential decreases down a group.
Identify the following:
The energy required to remove an electron from a neutral gaseous atom.
Across a period, the ionization potential ______.
