Question

What is ionisation?IE1

Answer 1

Answer:

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Ionization energy refers to the amount of energy needed to remove an electron from an atom. Ionization energy decreases as we go down a group. Ionization energy increases from left to right across the periodic table.

Answer 2

Answer:

Ionization, in chemistry and physics, any process by which electrically neutral atoms or molecules are converted to electrically charged atoms or molecules (ions). ... Ionization is one of the principal ways that radiation, such as charged particles and X rays, transfers its energy to matter.