What trend dose electron gravity follow going down the periodic table

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.

Draw two cyclic constitutional isomers of cis-1

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?