Maximum scattering in X-ray plate occurs in: (A) Carbon, (B) Mercury, (C) H+, (D) Ca++
Answer is A. Scattering is directly propoional to the number of electrons available in the outer shell of the atom. option A : Carbon has 4 outer shell electrons option B : mercury has 2 outer shell electrons option C : H+ has 0 outer shell electrons option D : Ca++ has 0 outer shell electrons