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प्रश्न
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The electron affinity of elements in groups 1 to 7:
विकल्प
Goes up and then down
Decreases and then increases
Increases
Decreases
उत्तर
Increases
APPEARS IN
संबंधित प्रश्न
Give reason:
Electron affinity of halogens is comparatively high ?
Arrange the elements of group 17 and group 1 according to the given conditions.
Increasing electron affinity
An element in period 3, whose electron affinity is zero:
Fill in the blank
Noble gases have ______ electron affinity.
What is electron affinity?
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Electron affinity increases going down a group.
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.
State whether X is likely to be placed to the left or to the right of Y in the periodic table.
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
State electron affinity unit.
