Indium as an element is a metal. it has a valency of iii. sb as an element is a metal and has a valency of v. insb is a semiconductor, with each atom bonding to four neighbors, just like in silicon. explain how this is possible and why insb is a semiconductor and not a metal alloy.

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Energy flows from the producer level to the level. is called

Which of the choices are parts of an atom? select all that apply. a.) compound b.) electron c.) neutron d.) molecule e.) photon f.) proton g.) element