TS EAMCET Medical 11 May 2023 Shift 1 Paper

Identify the correct statements from the following
A. SiF62− exists but not SiCl62−
B. [Ar]3d104s24p2 is the electronic configuration of an element which is used as a semiconductor[Ar]
C. Both CCl4 and SiCl4 undergo hydrolysis
D. In +4 oxidation state lead acts as a reducing agent
E. PbI4 does not exist