Which of these is the correct ranking of elements by increasing electronegativity?*

A. Ra, Ag, Ge, Br

B. Ag, Br, Ra, Ge

C. O Br, Ag, Ra, Ge

D. O Ge, Br, Ra, Ag

Which of the following best describes the formation of plasma?

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

Ineed to find the answer of this question because i dont understand it