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Define an element who used this …

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Define an element who used this term first time and when
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Shivangi Singh 5 years, 7 months ago

A chemical element is a species of atom having the same number of protons in their atomic nuclei. For example, the atomic number of oxygen is 8, so the element oxygen describes all atoms which have 8 protons.It was first time used by john Dalton
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