Question

Mendeleev's classification of elements was better than the
classifications done by Dobereiner and Newlands (any two
reasons)​

Answer 1

Answer:

Compared to the Newland’s classification, Mendeleev’s classification system has a great improvement for two reasons. The first factor is, it grouped the elements together more accurately according to their properties. Second, it made the possible prediction of the properties of several undiscovered-elements

Explanation:

Answer 2

Answer:

reasons: 1) he arranged in the tabular form

2) he could successfully classify all the

known elements at that time. but others could classify first few elements

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