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dobereiner |
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| navigate by keyword : alkali arithmetic atomic dobereiner dobereiners element law lithium mass masses metals pblock periodic potassium sodium table triad triads |
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| Dobereiner stated in his law of triads that the arithmetic mean of the atomic masses of the first and third element in a triad would be approximately equal to the atomic mass of the second element in that triad. |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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