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प्रश्न
Among the Period 2 elements, the element which has high electron affinity is
पर्याय
Lithium
Carbon
Chlorine
Fluorine
उत्तर
Fluorine
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संबंधित प्रश्न
Draw an electron dot diagram to show the formation of each of the following compounds:
Methane
[H = 1, C = 6, Mg = 12, Cl = 17]
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged iron.
Arrange the elements of second period in increasing order of their electron affinity. Name the elements which do not follow the trend in this period.
Give reason:
Electron affinity of halogens is comparatively high ?
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.
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 B is Zero.
Arrange the following in increasing order of property indicated
F, Cl, Br, I (electron affinity)
The following questions refer to the Periodic Table.
Which of the elements has the greatest electron affinity among the halogens?
The electron affinity of an element X is greater than that of element Y.
How is the oxidising power of X likely to compare with that of Y?
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
