#!/usr/bin/env python
# coding: utf-8

# # Ions
# 
# You can use the `Ion` class to work with ions instead of elements. Ions can be created from elements and charge information.

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from mendeleev.ion import Ion


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fe_2 = Ion("Fe", 2)


# You can access variety of properties of the ion

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fe_2.charge


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fe_2.electrons


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fe_2.Z


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fe_2.name


# you can also print the unicode ion symbol

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fe_2.unicode_ion_symbol()


# Ionic radii for this ion are available under `radius` attribute

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fe_2.radius


# Appropriate value of ionization energy and electron affinity are available under `ie` and `ea` attributes

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fe_2.ie


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fe_2.ea


# compute ionic potential

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fe_2.ionic_potential()