Chemistry
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In 1869, Mendeleev created a periodic table in which elements were ordered by weight and placed in groups based on their chemical properties. Mendeleev's decision to design the periodic table in this way allowed immediate advances in chemistry by.? A.) Providing an explanation for the reactive properties of the alkali metals B.) Providing a framework for models of electron configurations C.) Predicting the existence of a group of undiscovered inert gases D.) Predicting the properties of undiscovered elements in specific atomic weight ranges. PLEASE EXPLAIN

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hassan64514

d he predicted 3(?) new element that we're later discovered

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