In complete sentence, describe the similarities and differences between: a neutral atom and an ion of the same element
Element is made up of atom as basic unit.
Atom has a positively charged protons and negatively charged electrons. Protons are found in nucleus, while electrons are found around the nucleus.
An atom is neutral if it contains same number of electrons and protons.
An atom is known as ion, if either number of protons is greater than number of electrons or smaller than number of electrons.
An ion is a cation (positive ion,) if an electron is lost from the neutral atom.
An ion is anion (negative ion), if an electron is gained by the neutral atom.
Similarity between neutral atom and ion: The number of protons is same.
Difference between neutral atom and ion: the number of electrons is different.
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