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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
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
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged iron.
State the factors on which electron affinity depends ?
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
Give reason:
Electron affinity of halogens is comparatively high ?
Explain the following:
The reducing power of element increases down in the group while decreases in a period.
F, B, N, O (In the increasing order of 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.
State whether the following statement is true or false
Al2O3 is an amphoteric oxide.
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
