chemical reaction of NaOH in the air
Not what you're looking for?
I'm wondering if you could help me answer a few questions about a lab I'm doing. We are preparing an a,b-unsaturated ketone via Michael and aldol condensation reactions. The reactants are trans-chalcone and ethyl acetoacetate (in ethanol and NaOH). This creates 6-ethoxycarbonyl-3,5-diphenyl-2-cyclohexenone.
1) A white solid remains in centrifuge tube after acetone extraction-it fizzes when hydrochloric acid is added suggesting sodium carbonate was formed- How did it form? Write a balanced equation for the formation?
Purchase this Solution
Solution Summary
This solution explains how chemical reaction of NaOH in the air contributes to the formation of white solid.
Solution Preview
Hi there,
Thanks for letting me work on your question. Here is what I think:
Given the presence of carbon dioxide in ...
Purchase this Solution
Free BrainMass Quizzes
Match Elements with their Symbols
Elements are provided: choose the matching one- or two-letter symbol for each element.
General Chemistry - Classification of Matter
This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.
Thermochemistry
The quiz helps in revising basic concepts about thermochemistry.
Organic Chemistry Naming: Alkanes
This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.