Which of the following elements is not present abundantly in earth’s crust? A) Silicon B) Radium C) Aluminium D) None of these Related MCQs: Bogra Formula was present in the Assembly by Muhammad Ali Bogra on? A college organized a function in which 1/3rd of boys and 1/2 of girls are present Total number of students present is: Which of the following elements comes first in Periodic Table? The national bird of Pakistan is?