Endeleev saw trends in the physical and chemical properties of elements when he organized them by

In one or two grammatically correct sentences, write a definition for the term molecule geometry

Describe the properties of sodium, chlorine, and sodium chloride

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.