what are the achievements of mandeleevs PT
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The achievements of Mendeleev's periodic table were: Mendeleev kept some blank spaces in the periodic table for the elements that were yet to be discovered. later as they are present in exceptionally low concentrations in the atmosphere due to their inertness.
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The achievements of Mendeleev's periodic table were: Mendeleev kept some blank spaces in the periodic table for the elements that were yet to be discovered. later as they are present in exceptionally low concentrations in the atmosphere due to their inertness.
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