Question

write a short note on Dobereiners triads

Answer 1

Dobereiner's triads were an early attempt to sort the elements into some logical order by their physical properties. In 1817, a letter reported Johann Wolfgang Dobereiner's observations of the alkaline earths; namely, that strontium had properties that were intermediate to those of calcium and barium.

Answer 2

heylooo here is ur answer

Answer:

dobereiner groped the element in three with similar properties such that the atomic weights of the middle element was the arithmetic mean of the other two..