P-1 Periodic Classification of Element — Science STD 10 — Question
Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Periodic Classification of Element3 Marks
Question
State Newlands’ law of octaves.
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Answer
When the elements are arranged in an increasing order of their atomic masses, the properties of the eighth element are similar to those of the first. It is found that Na is the eighth element from Li and both of them have similar properties.
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