Question

The 2 pairs of elements placed in 1 slot by Newland are:-

a. Co, Ni & Ge, La b. Be, Mg & Co, Ni

c. F, Cl & Ge, La d. Zn, Sr & Be , Mg​

Answer 1

Answer:

sorry Yar I don't have any ans of this question

I think your in 10th class

Answer 2

Explanation:

For example, cobalt and nickel were in the same slot and these were placed in the same column as fluorine, chlorine and bromine which have very different properties than these elements. Iron, which resembles cobalt and nickel in properties, had been placed far away from these elements.