as we know that aluminium is most found metal in a earth then why scientists took time to find aluminium as after mandeleef prediction. why it cannot discovered earlier in 19th century.
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Aluminum was found before Mendeleev's classificatiom.
Gallium (next member of Boron family) was not found at that time which was called Eka-aluminium by Mendeleev and he left a blank space for Gallium in his periodic table.
Gallium (next member of Boron family) was not found at that time which was called Eka-aluminium by Mendeleev and he left a blank space for Gallium in his periodic table.
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