Question

Write dobereiner traids characteristics and limitations

Answer 1

Doberenier could only find four triads at that time. All those elements could not be classified as Doberenier’s triads.
1-no space for noble gases.

2-he placed some unlike elements in same traids.

3-The A. M of 2element is the mean of 1 and 3 element.

4-no space for isotopes.

Answer 2

Answer:

Dobereiner was in a position to identify three traids. It could not apply to all the elements known at that time. Therefore, the classification was not so useful.

Explanation: