Chemical Engineering Mcqs

Metalloids________________?
  • (A)  Are good conductor of heat & electricity
  • (B)  Act as electron donors with metals & as electron acceptor with non-metals
  • (C)  Are not necessarily solids at room temperature
  • (D)  Are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron