Question

describe the merits of mendeleev periodic table. (3 marks)​

Answer 1

Explanation:

Merits of Mendeleev's Periodic Table:

⋅ Mendeleev was first to properly arrange and classify all elements and was able to explain the periodicity in their chemical properties.

⋅ Mendeleev left some gaps for undiscovered elements.

•He predicted that some elements would be discovered in future. He also predicted properties of those undiscovered elements.

Answer 2

Answer:

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