What is gold position on the periodic table and its chemical properties based on that position?

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true