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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
Give a reason for Ionisation potential increases across a period, from left to right
Give reason for the following:
Ionisation potential of the element increases across a period.
Choose the correct answer.
An element with highest ionization potential
(i) Calesium
(ii) Fluorine
(iii) Helium
(iv) Neon
In a group, a particular element has the lowest ionization potential; does it ionize most easily or least easily? Explain with example.
State whether the ionization potential increases or decreases on going down a group.
Choose the correct answer from the choice given:
Ionisation potential increases over a period from left to right because the
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 ____________
Arrange the following as per the instruction given in the bracket:
Potassium, Lithium, Sodium (increasing order of ionization potential).
Across a period, the ionization potential ______.
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
