Sodium compounds

There are so many chemical reactions and it is important to classify a chemical reaction to understand the reaction and predict the products. In this lesson, we will discuss the definition and go over examples of a combination reaction. !!!What is a Combination Reaction? Putting furniture together, combining ingredients to make something delicious – these things can be fun activities and we look forward to the results. Each individual component is not very exciting by itself. However, if we…

In conclusion, we reported the synthesis of fused and isolated triazoles based on thieno[2,3-d]pyrimidines. The synthesized 1,2,4-triazolo compounds were screened for their anticancer activity at a concentration of 10 μΜ against a panel of 60 cell lines derived from nine different types of cancers, and also screened for their PDE 5 inhibitory activity. The possibility of combining 1,2,4-triazolo moiety to thieno[2,3-d]pyrimidines should open new opportunities for the rational design of…

The initial hypothesis that was made regarding the strength of the solid compounds was supported with this experiment. The hypothesis stated that potassium hydroxide would have the greatest effect on the acidic solution. This was supported here as it had the highest average change in pH by far. On average, the pH value of the acidic solution increased by 12.5. This is significantly higher than the increase of the other solutions, which only increased around a pH of 4. The reason why potassium…

Determination of Isoprenaline Hydrochloride Concentration Using Ultra Violet/ Visible Spectroscopy and Quantification of Sodium and Potassium Using Flame Spectroscopy Introduction In UV/VIS (ultraviolet-visible light) spectroscopy, light absorption as a function of various wavelengths gives data about electronic transitions within a solution [1]. The electronic transitions involve exciting an electron from one principle quantum state to another by the absorption of energy [2]. A change in…

which was about 10,000 years ago in the Fertile Crescent. However, pesticides have not always been an organic compound. The first generation of pesticides was composed of inorganic substances, such as sulfur, mercury, lead, arsenic (calcium arsenate and lead arsenate), and ash. The modern era of pesticides was developed in 1940, around the time of World War II. Organochlorine compounds, such as dichlorodiphenyltrichloroethane (DDT), was the first synthetic organic pesticide to be introduced.…

chemical compounds on Earth and even more being discovered or synthesized each year, it is increasingly difficult to identify compounds.1 However, with the help of physical and chemical properties of the atoms or molecules that make up a compound, identifying a chemical compound is not as daunting as it may seem. There are three main types of chemical compounds: metallic, covalent, and ionic compounds.2 In this experiment, however, the unknown compounds are specifically ionic. An ionic compound…

of the nice examples of the use of this technique for solving general and applied chemistry problems that have strong impact on industry and engineering. The same technique was used for the investigation of the explosives and explosive-related compounds, in the work by Mullen and…

chemically you produce a compound. The two different classifications of compounds include organic compounds or those that contain carbon atoms. An example of an organic compound is proteins, fats, carbohydrates, nucleic acids, and other compounds in living organisms. All other compounds are inorganic. Chemist produce compounds in many different ways. Combining elements forms some elements.…

task to investigate according to the lab manual1. We were employed by the Environmental Protection Agency as chemists. Our task is to identify an unknown compound that was found in a nearby landfill. In this laboratory, the unknown compound was given to us by our TA. The main goal of this experiment was to correctly identify the unknown compound. We also wanted to discover as many chemical and physical properties as possible. Physical properties are those that can be determined without…

However, many different types of slime have similar chemical composition and structure. One factor of why slime is so complex is because it is, basically, a compound composed of many compounds. As a more complete explanation; “Almost all synthetic polymers are mixtures. A polymer sample consists of many molecules, each of which is itself quite large, and this collection of long-chain molecules has a distribution of molecular…