Silver chloride

2024-08-12 20:01 by Ian

When the weather co-operates, my boys are of such an age where chemistry is starting to become teachable. This year, I showed them one of my favorite ion-exchange reactions.

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2022.11.14: Fluorine, fluoride, and food-grade coatings

2022-11-14 09:27 by Ian

This post is aimed at short-circuiting FUD surrounding the word "Fluorine", and that of its ion ("Fluoride").

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Room temperature CO2 reduction catalyst

2019-04-05 11:18 by Ian

I've seen lots of media outlets in Normistan touting a new liquid phase catalyst as a means of removing carbon dioxide from the atmosphere and sequestering it as coal. But my chemistry background tells me that this is never going to be useful for that purpose.

What follows is my rough analysis of the energy requirements of running this reaction with the given catalyst.

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Making a simple perfume (orange blossom)

2011-03-27 17:45 by Ian

Every spring, the citrus trees in Arizona bloom. The blossoms are the origin of a volatile oil that smells wonderful. I decided to make a simple perfume from them. The girlfriend will approve.

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Nitrogen Triiodide

2010-06-29 07:42 by Ian

There are certain things that I would rather do for the first time on purpose, so I can avoid ever doing them on accident. Making nitrogen triiodide is one of these things.

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Inorganic flowers

2010-06-29 07:00 by Ian

I cleaned out my waste beakers last week. There was one in particular that had evaporated to dryness and left some interesting crystals.

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Mercury (II) Chloride

2010-05-22 21:35 by Ian

In an endeavor to make higher-purity mercury, I decided to reduce it from one of its salts. But first, I have to make and purify the salt.

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Preparation of bromoethane

2010-03-06 17:37 by Ian

This is an attempt to brominate a primary alcohol.

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Concentrating sulfuric acid (chiller test)

2010-03-06 14:34 by Ian

In my area, sulfuric acid can be purchased at automotive supply stores as battery electrolyte. This acid is useful as it stands, but higher concentrations are frequently required. This is the operation that was used to test the thermal load capacity of the coolant chiller.

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Extraction of ibuprofen from Advil tablets

2010-02-02 03:02 by Ian

After cleaning out a medicine cabinet in my house, I found a bottle of Advil tablets that was expired in 2007. As long as I was going to discard them, I decided to satisfy a curiosity about how they were constructed. This is my first attempt at isolation of ibuprofen from Advil gel-tabs.

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