Answer:
Excessive temperature (and low pH) can cause several undesirable effects in a reaction mixture. Here are a few possible consequences:
Denaturation or inactivation of enzymes or proteins: High temperatures can disrupt the structure of enzymes and proteins, leading to their denaturation or inactivation. This can hinder their ability to catalyze reactions effectively.
Decomposition or degradation of reactive species: Elevated temperatures can accelerate the decomposition or degradation of reactive species, such as reactive intermediates or labile compounds. This can lead to side reactions or loss of desired products.
Increased reaction rates and potential for unwanted side reactions: Higher temperatures generally increase the rates of chemical reactions. While this can be desirable in some cases, it can also lead to the formation of undesired side products or reactions competing with the desired reaction.
Safety hazards: Very high temperatures can create safety hazards, including the risk of thermal runaway reactions, explosions, or the release of hazardous fumes or gases.
Loss of selectivity: Elevated temperatures can reduce the selectivity of a reaction, leading to a broader range of products or a decrease in the desired product yield.
Overall, controlling the temperature of a reaction mixture is crucial to ensure optimal reaction conditions, maintain the stability of reactive species, minimize side reactions, and achieve the desired product yield and selectivity.
Step-by-step explanation: