What was the basis of mandelev's classification of elements ? (b) list two achievements of mandelev's periodic tables?
Answers
Answer:
The basis of mendeleeve's classification of elements is on the basis of periodic law
Explanation:
The periodic law of mendeleev is " The physical and chemical properties of an element are the periodic functions of their atomic masses
Achievements of mendeeleve's periodic table:
1. It is the simple classification of elements
2. He has left some empty spaces for the newly discovered elements
3. These names are known as Eka boron, Eka silicon and Eka alumuinium which were later named as Scandium, Germanium, Gallium respectively
4. He was the first peeson to classify the elements into groups and periods
5. This table was arranged when 63 elements were discovered at that time
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