Question:medium

According to the law of triads, the properties of the middle element were in between those of the other two elements. This law was proposed by

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Think of "D-Triad" to associate Dobereiner with Triads.
"N-Octave" for Newlands and Octaves.
Updated On: Apr 29, 2026
  • Dobereiner
  • Dimitri Mendeleev
  • Lothar Mayer
  • Newlands
  • Henry Moseley
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The Correct Option is A

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