Question

explain dobereniears traids with examples

Answer 1

Answer:

Dobereiner's law of triads states that, the atomic mass of the middle element of a triad is the arithmetic mean of the atomic masses of the other two elements. Example: In the triad of lithium, sodium and potassium. The atomic mass of lithium is 7 and the atomic mass of potassium is 39

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Answer 2

Answer:

Dobereinear's triads are groups of three elements arranged in such a way that the atomic weight of the middle element is almost the average of the other two. The elements of traid have almost similar properties. For example:ca(40),sr(88) and ba(137)

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