Describe the trend of electron affinity along a period.

Changes in the properties of elements on moving left to right across a period of the periodic table. Discuss the trend of the electron affinity along the period.

How does electron affinity vary along a period ?

Describe the trend of atomic size along a period and a group in the periodic table.

describe the trend of ionisation potential along a period and a group in the periodic table.

Describe the trend of atomic size along a period and a group in the periodic table.

Across the period, electron affinity

Across the period, electron affinity

Across the period, electron affinity

The elements arranged in correct increasing order of electron affinity in a period of the Periodic Table are:

Electron affinity is not a periodic property .