theunicornpizza1 theunicornpizza1

30-11-2016
Biology

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what is chlorine and what is the atomic number

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esechava22 esechava22

30-11-2016

chlorine-the chemical element of atomic number 17, a toxic, irritant, pale green gas

atomic number-the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.

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