Advertisements
Advertisements
प्रश्न
Among the Period 2 elements, the element which has high electron affinity is
विकल्प
Lithium
Carbon
Chlorine
Fluorine
Advertisements
उत्तर
Fluorine
APPEARS IN
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.
Define the term ‘electron affinity’.
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:
Electronegativity of chorine is higher than Sulphur?
Arrange the elements of group 17 and group 1 according to the given conditions.
Increasing electron affinity
Why is the electron affinity of fluorine less than chlorine?
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
The nature of oxide Al2O3 is ____
On descending a group, ______ in ionisation potential as well as electron affinity ______ oxidising capacity.
