Question

What is the characteristic of Dobereiner's trait?

Answer 1

According to dobeirner's triad when elements were arranged in the order of increasing atomic mass.It was observed that the mass of middle atom was roughly equal to the average atomic masses of the side ones.

Answer 2

1. Properties of elements in each trait were similar
2. Dobereiner showed that when three elements in a trait were written I the order of their increasing atomic masses the atomic mass of middle element was roughly the average of the atomic masses of the other two element.