The nonmetals include which of the following groups? use the periodic table to answer the question. check all that apply. halogens , alkali metals, lanthanides ,noble gases, alkaline, earth metals.

What is the chemical formula of the following compound

How many orbitals does the p sub shell container

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.