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प्रश्न
Give reasons for the following:
The size of the anion is greater than the size of the parent atom.
टीपा लिहा
उत्तर
Anion is formed by the gain of electrons. Thus the numbers of electrons are more than protons. The effective positive charge in the nucleus is less, so less inward pull is experienced. Hence the size expands. So the size of an atom is greater than the size of parent atom.
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