What is an example of corrosive? - Studybuff (2023)

What is an example of corrosive?

Acids and bases are common corrosive materials. Corrosives such as these are also sometimes referred to as caustics. Typical examples of acidic corrosives are hydrochloric (muriatic) acid and sulfuric acid. Typical examples of basic corrosives are sodium hydroxide and lye.

What is the most corrosive chemical?

Sodium hydroxide (also known as lye) is one of the most corrosive of all bases. It generates significant heat when diluted and has an extremely high alkalinity (concentration of alkali elements in the solution).

What material is corrosive?

Corrosive materials include common acids as hydrochloric acid, sulphuric acid, nitric acid, chromic acid, acetic acid and hydrofluoric acid. Common base corrosives are ammonium hydroxide, potassium hydroxide, and sodium hydroxide.

What are the main agents that trigger the corrosive process?

Common corrosive chemicals are classified into:

  • Acids. …
  • Bases. …
  • Dehydrating agents such as concentrated sulfuric acid, phosphorus pentoxide, calcium oxide, anhydrous zinc chloride, also elemental alkali metals.
  • Strong oxidizers such as concentrated hydrogen peroxide.

What are examples of corrosive liquids?

Bromine, sodium hydroxide, sulfuric acid and hydrogen peroxide are examples of highly corrosive liquids. See Chemical-Specfic Protocols for specific corrosive liquids such as Hydrofluoric Acid and Phenol.

What is corrosion with one example?

(a) Corrosion: Corrosion is defined as a process where materials, usually metals, deteriorate as a result of a chemical reaction with air, moisture, chemicals, etc. For example, iron, in the presence of moisture, reacts with oxygen to form hydrated iron oxide.

Which is highly corrosive?

Most corrosives are either acids or bases. Common acids include hydrochloric acid, sulfuric acid, nitric acid, chromic acid, acetic acid and hydrofluoric acid. Common bases are ammonium hydroxide, potassium hydroxide (caustic potash) and sodium hydroxide (caustic soda). Other chemicals can be corrosive too.

Which of the following is highly corrosive?

HgCl2 is corrosive in nature.

Which metal is highly corrosive?

In these following options, Zinc is a highly corrosive metal. The corrosion of Zinc occurs when it is exposed to moisture and air. Then, a thin oxide layer is formed after the reaction between zinc and oxygen.

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What are the 3 types of corrosion?


  • Uniform Corrosion. Uniform corrosion is considered an even attack across the surface of a material and is the most common type of corrosion. …
  • Pitting Corrosion. …
  • Crevice Corrosion. …
  • Intergranular Corrosion. …
  • Stress Corrosion Cracking (SCC) …
  • Galvanic Corrosion. …
  • Conclusion.

What is the most corrosive resistant metal?

Pure tungsten has a higher 3,422 Celsius (6,192 F) melting point, and carbon arc is even greater at 5,530 Celsius (9,980 F), but iridium is superior to both for corrosion resistance. It’s not prone to problematic oxidation, can’t be damaged by acid or silicates and is all but invulnerable to cold.

Is aluminum corrosion resistant?

Aluminum oxide consists of atoms of aluminum and oxygen bonded together. … structure changes just enough to become chemically inert and thus unable to react rapidly with additional water molecules or atmospheric oxygen. This change in molecular structure is why aluminum oxide metal resists corrosion.

What is corrosive agent?

Corrosive refers to a substance that has the power to cause irreversible damage or destroy another substance by contact. … Also Known As: Corrosive chemicals may also be referred to as caustic, although the term caustic usually applies to strong bases and not acids or oxidizers.

What causes acids to be corrosive?

Acids and bases are extremely reactive with those compounds, meaning that if they touch them, they will form salts and destroy the original compound, thus damaging our skin. … So, when our skin is wet and has some water on it, the acid can dissociate extremely strongly, and thus it’s very corrosive to our skin.

What are the three keys to corrosion prevention?

We have learned that three things are required for the anodic and cathodic steps of corrosion to occur: an electrolyte, an exposed metal surface, and an electron acceptor. It follows, then, that we can prevent corrosion by removing one of these essential conditions.

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What are corrosive fluids?

Corrosive liquids are also known as Class 8 liquids. They are typically strong acids or strong bases. … Strong acids are considered liquids with a pH of 2 or less. Strong bases are liquids with a pH above 12.5. Both of these pHs are incredibly common in cleaning products, manufacturing facilities, and other businesses.

What are some examples of corrosive chemicals?

Corrosive Chemicals

  • Glycolic acid.
  • Imidazole.
  • 4-Methoxybenzylamine.
  • Sodium hydroxide.
  • Amines.
  • Sulfuric acid.
  • Bromine.
  • Hydrogen peroxide.

What are some corrosive household products?

Corrosive materials include bleach and household cleaners, rust removers, wax strippers, laundry stain removers, oven cleaners, drain cleaners, and automotive lead-acid batteries.

What is corrosion give 3 example?

question_answer Answers(3) 1) Iron when exposed to air & moisture it form Hydrated Ferric Oxide (Rust) having reddish brown colour. 2) Copper form grennish basic Copper Carbonate when exposed to air & moisture. 3) Silver form black colour Silver Sulphide on Corrosion.

What is corrosion explain with Example Class 8?

Corrosion is when a refined metal, such as its oxide, hydroxide or sulphide state, is spontaneously converted to a more solid form, which contributes to material degradation. … Major facilities such as steel-reinforced roads, power towers, parking systems and bridges are also degraded by corrosion.

What is corrosion give example with reaction?

The gradual eating up of metals by action of air, moisture or a chemical reaction (such as an acid) on their surface is called corrosion. The most commonly seen example of corrosion of metals is rusting of iron i.e the formation of a brown flaky substance on iron objects on exposure to moist air.

Which is highly corrosive salt?

Mercuric Chloride is the highly corrosive salt.

Which of the following is a highly corrosive salt a fecl2 B pbcl2 C hg2cl2 D hgcl2?

Therefore Mercuric chloride is called as corrosive sublimate and also it is highly corrosive. Therefore, hgcl2 or mercuric chloride is a highly corrosive salt.

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Which is more corrosive acid or base?

Bases (or alkalis) such as sodium hydroxide and potassium hydroxide are corrosive because they break down fatty acids in skin tissue and penetrate deeply. Acids generally cause greater surface-tissue damage and bases (or alkalis) produce deeper, slower healing burns.

Which of the following medium is most corrosive?

Which of the following medium is most corrosive? Explanation: Acidic medium is more corrosive than alkaline and neutral media. In acidic medium, metals are more reactive and more prone to corrosion.

Is zinc highly corrosive?

Like all metals, zinc corrodes when exposed to air and moisture. However, this element does not rust like most other metals. … While the carbonate layer has protective properties, zinc is a reactive metal and will slowly erode due to corrosion over time. The rate of corrosion of zinc is, however, 1/30 that of steel.

Which type of metal is less corroded?

Copper, brass, and bronze do not rust for the same reason as aluminum. All three have a negligible amount of iron in them. Therefore no iron oxide, or rust, can form. However, copper can form a blue-green patina on its surface when exposed to oxygen over time.

Does aluminum corrode?

Rust is a type of corrosion (the wearing-away of metal), and to put it simply, aluminium does not rust, but it does corrode. … As with any metal, when it comes into contact with oxygen, an oxide layer will form on aluminium.

What is an example of corrosive? - Studybuff (1)

Perrine Juillion

Graduated from ENSAT (national agronomic school of Toulouse) in plant sciences in 2018, I pursued a CIFRE doctorate under contract with Sun’Agri and INRAE ​​in Avignon between 2019 and 2022. My thesis aimed to study dynamic agrivoltaic systems, in my case in arboriculture. I love to write and share science related Stuff Here on my Website. I am currently continuing at Sun’Agri as an R&D engineer.

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