Question

Calculate and prove dobereiner triad law by using traid group:::

Lithium - 6.9
Dodium -23
Potossium - 39.1​

Answer 1

Answer:

by triad law

sum atomic mass of Li+ atomic mass of K   =mass of Na

                                    2

=6.9+39.1/2

= 46/2 =23 = mass of Na

hence proved

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