What is an abiotic factor that contributed to the evolution of this set of behaviors

The abiotic factors such as temperature, light intensity, water and chemicals contributed to the evolution of set of behaviors.

Explanation:

Abiotic factors refers to the non living materials of the environment such as  temperature, light intensity, water and chemicals. These factors has a great impact on the evolution of organism's behavior. Exposure to these abiotic factors change the structure of the organisms and the organism adopts the behavior which is suitable to that environment. This change in behavior helps them to be alive in that harsh atmospheric conditions.

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds