Question

why ionisation energy decrease along left to right in periodic table​

Answer 1

Answer:

The ionization energy of the elements within a period generally increases from left to right. This is due to valence shell stability.

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Answer 2

Answer:

The ionization energy of the elements within a period generally increases from left to right. This is due to valence shell stability. The ionization energy of the elements within a group generally decreases from top to bottom. This is due to electron shielding.

Explanation:

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