Question

07. Correct order of atomic radii is :
परमाणु त्रिज्या का सही क्रम है :
(1) B < A1 < Ga < In
(3) A1 < Ga < B < In
(2)
(4)
B < Ga < A1 < In
Ga < B < Al < In
​

Answer 1

option one is correct these are element of group 13.