C6.1.2 Green Chemistry

• The 12 principles of green chemistry are designed to reduce or eliminate the generation of hazardous substances.

  True
• Safer solvents and auxiliaries minimize or eliminate the use of auxiliary substances
• Catalysis in green chemistry uses catalysts instead of stoichiometric reagents
• Order the following green chemistry principles according to their focus:

  1️⃣ Prevention

  2️⃣ Atom Economy

  3️⃣ Less Hazardous Chemical Synthesis

  4️⃣ Safer Solvents and Auxiliaries
• Reactions should be conducted at high temperatures to reduce energy use.

  False
• Green chemistry aims to minimize environmental impact by focusing on efficiency, safety, and sustainability
• Atom economy focuses on maximizing the incorporation of all materials used into the final product
• Green chemistry promotes the use of renewable feedstocks instead of depleting resources
• Designing chemical products to degrade harmlessly after use is a key principle of green chemistry
• Atom economy aims to maximize the incorporation of all materials into the final product
• Designing for energy efficiency involves conducting reactions at ambient temperature and pressure
• Designing products to degrade harmlessly after use is a principle of green chemistry
• Match the green chemistry practice with the corresponding industry:

  Pharmaceuticals ↔️ Using atom-efficient reactions

  Chemicals ↔️ Replacing hazardous solvents

  Oil Refining ↔️ Using catalysts to improve efficiency
• Oil refineries use catalysts to improve hydrocarbon cracking and reduce energy use.

  True
• Green chemistry principles like prevention and atom economy minimize the generation and release of hazardous substances
• Green chemistry aims to minimize environmental impact by focusing on efficiency, safety, and sustainability
• Match the green chemistry principle with its description:

  Prevention ↔️ It's better to prevent waste than to treat it.

  Atom Economy ↔️ Maximize incorporation of materials into the final product.

  Less Hazardous Chemical Synthesis ↔️ Use substances with minimal toxicity.
• What condition reduces energy use in chemical reactions according to green chemistry principles?

  Ambient temperature and pressure
• What does real-time analysis in pollution prevention monitor?

  Chemical processes
• Match the green chemistry principle with its description:

  Designing Safer Chemicals ↔️ Create chemicals safe for human health and the environment.

  Catalysis ↔️ Use catalysts to improve reaction efficiency.

  Design for Degradation ↔️ Ensure products degrade harmlessly.
• Design for energy efficiency involves conducting reactions at ambient temperature and pressure
• It is better to prevent waste than to treat or clean it up afterward.


  True
• Green chemistry encourages the use of substances with minimal toxicity.


  True
• Using catalysts in chemical reactions improves efficiency and reduces waste.


  True
• Inherently safer chemistry aims to minimize the risks of accidents and explosions.


  True
• Green chemistry encourages the use of less toxic substances in chemical processes.


  True
• Minimizing or avoiding temporary modifications simplifies chemical processes.


  True
• Using catalysts in chemical reactions improves efficiency and reduces waste.


  True
• Chemical manufacturers are replacing hazardous organic solvents with greener alternatives like supercritical CO2
• Match the green chemistry principle with its application in industry:

  Atom Economy ↔️ Using atom-efficient reactions in pharmaceuticals

  Safer Solvents and Auxiliaries ↔️ Replacing hazardous solvents in chemicals

  Catalysis ↔️ Improving hydrocarbon cracking in oil refining
• Conducting reactions at ambient conditions reduces energy use.


  True
• Using atom-efficient reactions in the pharmaceuticals industry applies the green chemistry principle of atom economy.
• Oil refining uses catalysts to improve process efficiency, which aligns with green chemistry principles.


  True
• What are the three domains of benefits associated with green chemistry?

  Environmental, Economic, Health/Safety
• Atom economy in green chemistry aims to reduce the release of hazardous substances.


  True
• Consumers' increasing demand for greener products creates new market opportunities for companies embracing green chemistry.
• Accident prevention is a key health and safety benefit of green chemistry.


  True
• What key action is taken to minimize waste in green chemistry?

  Optimizing reactions
• Order the objectives of green chemistry from most general to most specific.

  1️⃣ Minimize Waste

  2️⃣ Use Renewable Materials

  3️⃣ Reduce Energy Consumption
• Less Hazardous Chemical Synthesis involves using and generating substances with minimal toxicity.