Question

which among the following io, 0',0'2 has largest size​

Answer 1

Answer:

Br is placed above I in periodic table. Thus Br is smaller than I  

+

,I,I  

−

. Among I  

+

,I,I  

−

 the lowest effective nuclear charge is experienced by I  

−

. Thus it has largest size. Thus the largest species among given option is I  

−

.

Explanation:

Answer 2

Answer:

O² has the largest size among these options.