Question

G,o,d are the correct symbols of right elements for the periodic table arranged in the increasing order of their atomic weights.the atomic weight of g is 40 and that of d is 137.if g,o,d are the elements of a doberenier traid,then find the atomic weight of o

Answer 1

a/q dobernier traid at wght of middle element is the average mean of the weight of 1st and last element.
wt of o= (40+ 137)/2
=88.5 g.

Answer 2

Answer:

The atomic weight of O is 88.5