Question

please answer #3,4. #1,2 uploaded for context/info about the lab.

1. (6 pts) These are some of the preliminary tests that you will be doing on days 1-2. For each test, write down what type of molecule would give a positive test and what a positive result would look like. DNP: Solubility Beilstein: Ignition: 2. (2 pts) For the 2,4-dinitrophenylhydrazine test, write a chemical reaction between that reagent and one of the "known" compounds that would give a positive result. 17 Lab 4: Qualitative Analysis (PLKE 57) Chemistry 242 3. (3 pts) You carry out a derivative formation reaction, but don't get any product. List 3 things you might check before simply doing the reaction again the exact same way 2018-2019 te 4. (2 pts) If you have 2 tests that seem to contradict each other, what might you do to resolve the confusion?

Answer 1

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