Chemistry

Chemistry, 05.10.2019 13:30, dlatricewilcoxp0tsdw

What is a fifth period noble gas? type the symbol.

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Chemistry, 12.08.2019 19:30, kim643

Use the periodic table to give the name and symbol for each of the following elements: (a) the noble gas in the same period as germanium (b) the alkaline earth metal in the same period as selenium (c) the halogen in the same period as lithium (d) the chalcogen in the same period as cadmium

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Chemistry, 12.08.2019 19:30, Kaleenamariedavidson

Use the periodic table to give the name and symbol for each of the following elements: (a) the halogen in the same period as the alkali metal with 11 protons (b) the alkaline earth metal in the same period with the neutral noble gas with 18 electrons (c) the noble gas in the same row as an isotope with 30 neutrons and 25 protons (d) the noble gas in the same period as gold

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