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प्रश्न
The electron affinity of an element X is greater than that of element Y.
State whether X is likely to be placed to the left or to the right of Y in the periodic table.
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उत्तर
X is to the right side of Y as electron affinity increases from left to right in a period.
संबंधित प्रश्न
Choose the correct answer from the options given below:
If an element A belongs to Period 3 and Group II, then it will have
A. 3 shells and 2 valence electrons
B. 2 shells and 3 valence electrons
C. 3 shells and 3 valence electrons
D. 2 shells and 2 valence electrons
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
An element in period 3, whose electron affinity is zero:
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 : Electron affinity of element A is more than that that of element C.
Fill in the blank
Energy released when electron is added to a neutral gaseous atom is called ______.
Explain
Halogens have high electron affinity.
The following questions refer to the Periodic Table.
Which of the elements has the greatest electron affinity among the halogens?
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
In a period, increase in electron affinity increases ______.
