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State the Merits of Mendeleev'S Classification of Elements. - CBSE Class 10 - Science

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Question

State the merits of Mendeleev's classification of elements.

Solution

The merits of Mendeleev's classification of elements:

1. Mendeleev's periodic law predicted the existence of certain elements such as gallium, scandium and germanium, which were not discovered at that time.

2. Mendeleev's periodic table could also predict the properties of various elements based on their position in the periodic table.

3. Mendeleev's periodic table could place group 18 elements, called Noble gases in the periodic table, when they were discovered.

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APPEARS IN

 Lakhmir Singh Solution for Chemistry for Class 10 (2019 Exam) (2018 to Current)
Chapter 5: Periodic Classification Of Elements
Q: 25.1 | Page no. 283
Solution State the Merits of Mendeleev'S Classification of Elements. Concept: Achievements of Mendeleev’s Periodic Table.
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