ICSE Class 9 Chemistry Classification Early Attempts
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Sample Q&A
- Drawback of newlands law of octave
- On the basic of Newlands law ofclassification of elements the properties of sodium and potassium are similar because potassium is the _____ element starting from sodium
- What is Dobereiner's law of traid
- What do you know about the occurrence of elements and their classification?
- Tell me first 30 atom in periodic tabel
- How to remember the periodic table for the first 30 elements of the periodic table
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