DP Chemistry (first assessment 2025)

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Question 23M.2.SL.TZ1.15

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Date May 2023 Marks available [Maximum mark: 2] Reference code 23M.2.SL.TZ1.15
Level SL Paper 2 Time zone TZ1
Command term State Question number 15 Adapted from N/A
15.
[Maximum mark: 2]
23M.2.SL.TZ1.15

State two principles of green (sustainable) chemistry in drug manufacturing, other than using less hazardous or toxic reactants.

[2]

Markscheme

Any two of:
energy efficiency ✓
prevention of waste/recycling ✓
atom economy/more efficient processes ✓
safer/reduced use of solvents ✓
design for degradation ✓
more sustainable sourcing of reactants/feedstock ✓

 

Accept specific examples.