Question

The chemical formula of the oxide of eka-aluminium

Answer 1

• Chemical formula for the substance is Al2O3

• Eka is a word in Sanskrit that means single or 1

• Mendeleev had confirmed that there were some elements that had to be discovered in nature

• He left few gaps in the periodical table conceived in 19th century

• He named the missing element with the prefix EKA.

• Some elements that were called eka aluminum are called Gallium

Answer 2

Answer:

AI2O3

Explanation:

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