Green Chemistry Questions

See the discussion of focus areas and the principles of green chemistry in the Introduction before attempting these questions.

1. The replacement of lead with yttrium in electro-deposition coatings won PPG a Presidential Green Chemistry Challenge Award.

(a) Into which of the three focus areas does this award best fit?

(b) List one of the twelve principles that is addressed by the green chemistry developed by PPG.

2. What environmental advantages does the use of yttrium oxide bave over the use of lead oxide in electrodeposition coatings?

3. What environmental advantages does electro-deposition offer over spray painting?

4. The removal of arsenic and chromium from pressure-treated wood won Chemical Specialties, Inc. a Presidential Green Chemistry Challenge Award.

(a) Into which of the three focus are ┬┐is for these awards does this award best fit?

(b) List one of the twelve principles that is addressed by the green chemistry developed by Chemical Specialties, Inc.

Continue reading here: Additional Problems

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