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प्रश्न
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?
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उत्तर
Oxidising power of X > Y. Elements with high electron affinity accept electrons more easily and hence have greater oxidising power.
संबंधित प्रश्न
Draw an electron dot diagram to show the formation of each of the following compounds:
Magnesium Chloride
[H = 1, C = 6, Mg = 12, Cl = 17]
Element X is a metal with a valency 2, Y is 3 non- metal with a valency 3.
1) Write an equation to show how Y from an ion.
2) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged iron.
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.
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.
Fill in the blank
Energy released when electron is added to a neutral gaseous atom is called ______.
State whether the following statement is true or false
Al2O3 is an amphoteric oxide.
On descending a group, ______ in ionisation potential as well as electron affinity ______ oxidising capacity.
The electron affinity of an element X is greater than that of element Y.
How is the electronegativity of X likely to compare with that of Y?
