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Stainless steel is an example of 
  • a)
        A metallic compound
  • b)
        A homogeneous mixture
  • c)
         A heterogeneous mixture
  • d)
        An inorganic compound
Correct answer is option 'A'. Can you explain this answer?
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Stainless steel is an example ofa) A metallic compoundb) A homogeneous...
Stainless steel is an example of a metallic compound

Stainless steel is a versatile material that is widely used in various industries such as construction, automotive, aerospace, and kitchenware. It is a type of steel alloy that is known for its excellent corrosion resistance, high strength, and aesthetic appeal.

Definition of a metallic compound:
A metallic compound is a chemical compound that contains one or more metallic elements. These compounds are typically formed by the combination of a metal with one or more non-metallic elements, such as oxygen, sulfur, or carbon. Metallic compounds have unique properties, including electrical conductivity, thermal conductivity, and malleability.

Characteristics of stainless steel:
Stainless steel is primarily composed of iron (Fe) as the base metal, along with other elements such as chromium (Cr), nickel (Ni), and molybdenum (Mo). These alloying elements are added in varying amounts to enhance the properties of the steel.

Chromium:
Chromium is the most important alloying element in stainless steel. It forms a thin, invisible layer of chromium oxide on the surface of the steel, which provides excellent corrosion resistance. This oxide layer acts as a protective barrier, preventing the steel from rusting or corroding when exposed to moisture or aggressive environments. The minimum amount of chromium required for a steel alloy to be considered stainless is typically around 10.5%.

Other alloying elements:
In addition to chromium, stainless steel may also contain other alloying elements such as nickel, molybdenum, titanium, and copper. These elements contribute to various properties of stainless steel, including increased strength, improved resistance to pitting and crevice corrosion, and enhanced heat resistance.

Homogeneous vs. heterogeneous mixture:
A homogeneous mixture is a type of mixture in which the components are uniformly distributed throughout the mixture, and there are no visible boundaries or phases. In contrast, a heterogeneous mixture is a mixture in which the components are not uniformly distributed and can be visually distinguished.

Stainless steel is a homogeneous mixture because the alloying elements are uniformly distributed throughout the steel matrix. Unlike heterogeneous mixtures, there are no visible boundaries or phases in stainless steel, and all the components are intimately mixed at the atomic level.

Inorganic compound:
An inorganic compound is a chemical compound that does not contain carbon-hydrogen bonds. Stainless steel, being primarily composed of iron and other metallic elements, is considered an inorganic compound. Unlike organic compounds, which are based on carbon, stainless steel does not contain carbon-hydrogen bonds and is therefore classified as inorganic.

In conclusion, stainless steel is an example of a metallic compound because it is composed of iron and other metallic elements. It is a homogeneous mixture in which the alloying elements are uniformly distributed throughout the steel matrix. Additionally, stainless steel is classified as an inorganic compound because it does not contain carbon-hydrogen bonds.
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