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प्रश्न
Among the Period 2 elements, the element which has high electron affinity is
विकल्प
Lithium
Carbon
Chlorine
Fluorine
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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]
Define the term ‘electron affinity’.
Explain the following:
Halogens have a high electron affinity.
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.
Explain
Halogens have high electron affinity.
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 ______.
On descending a group, ______ in ionisation potential as well as electron affinity ______ oxidising capacity.
Neon shows zero electron affinity due to ______.
Among period 2 elements A, B, C and D, the one which has highest electron affinity is ______.
