ShanelleW01 ShanelleW01

19-12-2016
Chemistry

contestada

Is the following sentence true or false? Mendeleev used his periodic table to predict the properties of undiscovered elements.

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guillermourra4 guillermourra4

19-12-2016

False, his periodic table was the first one, nobody knew about more elements in that time rather than the ones in the periodic table

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musicallylover14 musicallylover14

19-12-2016

true because at the time some scientists did not know the unknown elements.

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