Titanium Dioxide(TiO2) vs Tin Oxide(Sn3O4)

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In summary, the conversation discusses the search for an efficient water splitting catalyst for a Chemistry project. Titanium Dioxide is a popular option due to its affordability and abundance, but it is only efficient under UV light. The speaker then mentions Tin Oxide, which has been found to facilitate a water-splitting reaction under visible light. The question posed is which catalyst, when placed under direct sunlight, produces more hydrogen in a given amount of time and is more cost effective. The note also states that measurements will need to be taken, given the date of April 16, 2014.
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Stevenyzs
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I'm currently looking for an efficient water splitting water catalyst for my Chemistry project. Titanium Dioxide is the popular one, as it's cheap and abundant.
However, TiO2 is only most efficient when shined by UV light, not visible light ---> Which accounts for more than half of solar energy.

Then, I stumbled upon Tin Oxide, which says here in this article: http://www.sciencedaily.com/releases/2014/04/140416172027.htm , that it's able facilitates a water-splitting reaction when exposed to visible light which does not activate TiO2.

So my question is, When both Photocatalyst (Same amount) are placed under direct sunlight, which produces more Hydrogen in a given amount of time?
And which one is more cost effective?
 
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  • #2
Stevenyzs said:
which produces more Hydrogen in a given amount of time?
And which one is more cost effective?
The note is dated 16 April, 2014; give people a little time to do some measurements.
 

What is the difference between Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4)?

Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4) are both inorganic compounds commonly used in various industries. The main difference between the two is their chemical composition. TiO2 is composed of one titanium atom and two oxygen atoms, while Sn3O4 is composed of three tin atoms and four oxygen atoms.

What are the properties of Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4)?

Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4) have different physical and chemical properties. TiO2 is a white, odorless powder that is insoluble in water and has good UV-blocking properties. Sn3O4, on the other hand, is a black or brown powder that is insoluble in water and has semiconducting properties.

What are the major uses of Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4)?

Titanium Dioxide (TiO2) is widely used as a pigment, especially in the production of paints, coatings, plastics, and paper. It is also used as a UV blocker in sunscreen and other cosmetic products. Sn3O4 is commonly used in the production of solar cells, gas sensors, and electrochromic devices.

Are there any health concerns associated with Titanium Dioxide (TiO2) and Tin Oxide (Sn3O4)?

Both TiO2 and Sn3O4 are considered safe for use in various applications. However, inhalation of high levels of TiO2 particles may cause respiratory irritation. Sn3O4 has been found to be slightly toxic to aquatic organisms. It is important to follow safety guidelines and use protective equipment when handling these compounds.

Which compound is more cost-effective, Titanium Dioxide (TiO2) or Tin Oxide (Sn3O4)?

The cost-effectiveness of TiO2 and Sn3O4 depends on their specific applications. In general, TiO2 is more widely used and therefore has a lower cost compared to Sn3O4. However, Sn3O4 may be more cost-effective in certain niche applications, such as in the production of solar cells.

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