The atoms of most elements are reactive. Describe atoms that are reactive and how they become stable.

Help please !!

Air can be considered a mixture. which statement does not explain why?

Which of the following statements are incorrect?

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.