Questions tagged [home-experiment]

For questions about a small-scale experiment which can be undertaken with reagents readily available around the house, while observing standard laboratory safety principles and practices. Do not confuse this tag with [everyday-chemistry] or [food-chemistry].

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28 views

Need clarification about some aspects of Capsaicine extraction for homemade hot sauce production [closed]

I want to perform homemade capsaicine extraction from Ghost Peppers, so I can make my dream bubble gum hot sauce. Actual questions: (I list them in order from the most improtant for me to the least ...
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24 views

Why does wax(parrafin) dissolve in gasoline to make a paste?

Recently i got into amature rocketry,and I wanted to make a binder for my propellant ,, so I mixed a bit of wax and gasoline and came back a few days later to find a sort of paste,any idea of why and ...
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47 views

How to melt and roll silver chloride into sheets

I want to make silver chloride cathodes for a magnesium salt water battery. Are there any tips on how to proceed? I hope to melt the silver chloride in a covered ceramic crucible in an electric ...
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1answer
41 views

How to evolve hydrogen from aluminum when the household drain cleaner is safe to use on aluminum?

I live in Japan. I would like to evolve hydrogen to demonstrate to my son buoyant balloons (we have helium aerosol cans here which barely fill one balloon). There are drain cleaners here with low ...
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3answers
130 views

Safe chemical reactions to start a campfire [closed]

I'm looking for a way to start a small fire electronically with widely available chemicals. It would be great if they are safe to use with metals (not necessarily). But the biggest requirement is that ...
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0answers
21 views

Is there a known value for the molar extinction (absorption) coefficient for amylose and amylopectin iodine complexes?

I am doing a colorimetry experiment with starch, and have a theoretical model based on Beer's law. To solve it, I need a known value for the molar extinction coefficients of amylose and amylopectin ...
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1answer
39 views

Should I be worried about the waste from “sugar rockets” and other potassium nitrate fireworks?

"Sugar rockets" or sparklers made of metal fillings, potassium nitrate and some carbon compound are easily made, and there is a lot of tutorials and videos on the internet suggesting them as ...
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47 views

Chemically producing sodium metal from magnesium

Anyone with experience making sodium metal ($\ce{Na}$) with the following process? Reactants: $\pu{14 g}$ magnesium powder, $\pu{20 g}$ sodium hydroxide; Catalysts: $1$ to $\pu{2 g}$ menthol crystals; ...
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40 views

Can I use silica gel to perform column chromatography at home?

While this question has been asked and answered, it may indicate that a column chromatography qualitatively is possible. At home, is it possible after collecting silica gels from small bags of them ...
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1answer
42 views

Making carbon powder using fireplace and weak acid

I am doing a little home experiment trying to make as pure carbon powder as I can. I plan to then used it to eat up oxygen from a container where I want to try to melt aluminum. My process was ...
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51 views

Could you use All-Purpose Flour as a model rocket fuel?

I'm building a model rocket, and I'm trying to find a good fuel. I've done a lot of research and I know about r-candy and the aluminum-ammonium fuel, but I was wondering, before I made any of these, ...
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1answer
68 views

Can you make R-Candy without heating the propellant mix?

I'm wondering if there's any way you can make "Rocket Candy" (or R-candy) fuel without cooking it. I'm building a model rocket that I'm hoping will get about 3 km on my first build (It's not ...
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1answer
73 views

Why does Cody use Litharge? [closed]

In many of the precious metal refining videos Cody (Cody's Lab) takes the sample with the precious metal and puts Litharge into it. After heating it in the furnace, while pouring it out the molten ...
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66 views

Hydrogen peroxide and potassium iodide reactions

What is the explanation for the two possible reactions of $\ce{H2O2}$ with $\ce{KI}$ in acid media (iodide-catalyzed decomposition of hydrogen peroxide or iodide oxidation by hydrogen peroxide) and ...
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0answers
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Ethanol and water resistant adhesives

I need an adhesive that can bind to ABS plastic but is highly resistant to ethanol, isopropanol, and water. It's for use in an environment where it will spend a significant amount of time soaking in &...
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1answer
43 views

Catalyst and Inhibitors home experiments

My teacher assigned me a science experience involving catalysts and inhibitors at home. I think I understand the principle of it, but I fail to find possible experiments that I can do at home with a ...
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32 views

Titanium Dioxide and plastic

How would you recommend attaching a film of anatase to a flat polycarbonate surface without compromising its photocatalytic characteristics? The self cleaning paints that I have seen are generally ...
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47 views

How to measure purity of nitrogen gas in a “homemade” way?

Is there any indicator or a way of measuring purity of nitrogen? The lab-way of doing things is out of my reach and I was thinking about a DIY way. I want to decrease oxidising atmosphere in a ...
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37 views

Purpose of water bath- rate of formation of precipitate in haloalkane hydrolysis

In a high school experiment for observing the rate of formation of precipitate with Silver Nitrate in the hydrolysis reaction of different haloalkanes (Chloroalkane, Bromoalkane, Iodoalkane), a water ...
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2answers
96 views

Electrolysis of copper chloride in solution of Vinegar + H2O2 + NaCl after copper etching

I did copper etching (to make a PCB) using a solution of vinegar + H202 + NaCl and now I need to dispose the solution. There is no waste collection for this kind of stuff where I live, so after some ...
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1answer
61 views

Phosphoric acid spill cleanup

While working with some rust converter (MSDS, ~20% phosphoric acid by weight), a sequence of events that would make Rube Goldberg proud led to me spilling about 500mL of it all over the place. Yes I ...
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2answers
1k views

Cleaning with vinegar and sodium bicarbonate

Mixing sodium bicarbonate with vinegar (and sometimes adding dishwasher detergent) is quite a common tip on the internet. But I have never understood the reason. I saw there was a question about using ...
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2answers
379 views

Is there a safe way to neutralize bleach at home [closed]

I don't want to simply replace one hazardous chemical with another. The bleach is stubbornly clinging to my shower walls and I feel its effects every time I take a shower. Ascorbic acid seems like the ...
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1answer
68 views

Is this calculation of the amount of required hydrogen gas correct?

I was a bit hesitant to post this question for it may appear like a "homework help" type of question. But upon rethinking it felt like a genuine question. I was studying stoichiometry with ...
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1answer
46 views

Use an Ozone generator to get rid of fungus in the flat? [closed]

I was told that I can use an Ozone generator to get rid of fungus (resulting from not enough fresh air I suppose). But I didn't find any reputable source for that claim. Would it work, Chemists of ...
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21 views

Isolating additives in alcohol products

Given an alcohol-water solution (Liquor products) that may have additives and/or may have been aged in wood, I'd like to boil off the alcohol and the water to leave behind the various additives in a ...
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0answers
34 views

Obtaining potassium silicate from sodium silicate

Is it possible to obtain Potassium silicate ($\ce{K2SiO3}$) from Sodium silicate ($\ce{Na2SiO3}$) without using expensive lab equipment such as furnaces etc.? For example, Calcium silicate may be ...
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14 views

The iodine clock reaction demonstration [duplicate]

I'm looking for a recipe including concentrations and amounts to prepare the iodine clock reaction. I only have Hydrogen Peroxide, KI, Starch powder and Sodium Thiosulphate. Firstly, do I need ...
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0answers
50 views

Chemistry and Plants [closed]

We're going to conduct a study to make corn husk fiber into a paper. Soda Ash is always used to extract the fibers from the husks, First question is there any chemical we can use aside from soda ash ...
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1answer
94 views

Removing Iron Oxide from a Floppy Disk?

Don't ask me why, but I did an experiment where I tried to remove the magnetic iron oxide layer from a floppy disk by soaking it in HCl for a week. I put pieces of floppy disk in 0 - 1 M HCl, then ...
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1answer
67 views

Will these K-alum crystals combine into a “cohesive/well-glued” mass?

The attempt to make a single solid mass of K-alum, using over 125 grams of McCormick K-alum powder, has resulted, in less than 2 hours, in: So besides the growth around the loop of the seed "...
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1answer
151 views

Determine if stuff is Potassium Alum

How can one determine (at home) if the product shown below is Potassium Alum? I held a piece of it in a gas flame (assuming that the flame would become violet if potassium were present), but there was ...
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260 views

Preparing Hypochlorous acid from salt water

I am a school student and I want help with a project My aim: Preparing Hypochlorous Acid (Suitable for sanitation). I searched across the internet and found an article at https://www.hypochlorousacid....
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1answer
46 views

Home foundry — melting aluminum, mitigating undesirables

I am going to be melting aluminum cylinder head and some soda cans in the home foundry. I am aware the sulphur and the hydrogen present in the melt can make aluminum prone to cracks and brittle. Are ...
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1answer
405 views

Electrolysis with baking soda solution, a penny as the cathode and graphite for the anode

I set up an electrolysis experiment to show my kids and wanted to explain to them what is happening. My setup has a penny as the anode and graphite for the cathode. The solution is water with baking ...
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122 views

How do you purify gases formed in electrolysis with a potassium hydroxide electrolyte?

I am interested in the $\ce{KOH}$ vapor that is released with my gasses during electrolysis. I have two questions. What would be the best place to start research on the $\ce{KOH}$ vapor produced in ...
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65 views

How to make Lithium medication from scratch

I take lithium carbonate as a medication. I was watching an "apocalypse-style" movie recently, which made me wonder how hard it would be to make my medication from scratch if I could no ...
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0answers
78 views

What are the most potent hydrogen peroxide decomposition catalysts available to an amateur? [closed]

Some months ago I was playing with $60\,\%$ $\ce{H2O2}$ and unknowingly I used a silver spoon to transfer the liquid from a container, and the peroxide immediately started bubbling (it did look and ...
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2answers
99 views

How to determine the product from my attempt of HOCl synthesis

This is a follow up to this question. Here is my short procedure: start with 200mL distilled water add 7mL of 8.25% sodium hypochlorite (.11M) to the solution. The resulting solution should be 3.7*10$...
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2answers
134 views

How do you dispose of K2SO4 and MnSO4? [closed]

I want to do an experiment by showing how generated oxygen can affect an ember. I saw on the video that adding peroxide and potassium permanganate will do this. $\ce{2 KMnO4 + 3 H2SO4 + 5H2O2 = 2 ...
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0answers
46 views

Conversion of Erythrosine to Fluorescein

I am a home-chemist and I love dyes. I recently got my hands on sodium salt of erythrosine (tetra-iodinated fluorescein). I want to convert erythrosine to fluorescein. I speculate that using dilute ...
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1answer
63 views

What is the safe level of energy output for hydrogen combustion at home?

With confinement, my son would like to do some home experiments for a class. So far, he has a good setup that seems sound for the electrolysis of water. A later part of the experiment would combine ...
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2answers
159 views

Which is a dye: Ferric Acetate or Ferrous Acetate?

I’ve been trying to make Iron Acetate to dye leather and I cannot, for the life of me, figure this out experimentally. I’ve been allowing steel wool to react with pure white vinegar in a sealed glass ...
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0answers
78 views

Does it make sense to have a control group for a school chemistry experiment?

I'm wondering if it makes sense to have a control group for the following experiment: measure the speed of gas produced when hydrochloric acid and calcium carbonate react, as a function of surface ...
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1answer
132 views

Distinguishing between potassium chloride and sodium chloride

I have these very large blocks of salt intended for a water softener in my house, but I'm not sure if they're potassium chloride or sodium chloride, according to what I've read they're both widely ...
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1answer
76 views

How can I purify Ferric or Ferrous acetate with a very basic lab?

I’ve been trying to make Ferric acetate by mixing vinegar with steel wool and allowing it to react. The result is successful in dying leather or wood black and acting as a mordant. Theoretically there ...
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3answers
279 views

Does solute concentration vary significantly with depth?

If I dissolve glucose in an ordinary beaker filled with water, are the concentrations of glucose at the top and bottom significantly different? What if we use NaCl as the solute? Is there a molecule ...
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2answers
312 views

Looking for an old (1950s) “chemical experiments” book

Not sure if this is precisely on-topic, but I'll risk some reputation and give it a try. I got a chemistry set as a kid in the early 1970s, and the subject really captured my interest. I grabbed ...
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2answers
100 views

How can I dissolve a precipitate when stuck to the side of a boiling flask

I’ve been experimenting with producing Iron Acetates and I’ve run into a snag. Here’s my process so far: I started by adding white vinegar and ~50% Hydrogen Peroxide to a reaction vessel with steel ...
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1answer
87 views

does stirring honey make it less viscous? [closed]

After making some research, I found that crystallized honey does get less viscous as we stir it, so is it the same thing with pure honey or not? and also if not could we use the Zahn cup experiment to ...

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