Question

Al>Al2 O3>AlCl3>Al(OH)3

Answer 1

Ответ:

4Al + 3O2 → 2Al2O3

Al2O3 + 6HCl → 2AlCl3 + 3H2O

AlCl3 + 3KOH → Al(OH)3 + 3KCl

Объяснение:

Answer 2

The statement "Al > Al2O3 > AlCl3 > Al(OH)3" appears to be a ranking of different compounds involving aluminum (Al) based on some criteria.

Let me provide some context and explanations for each compound in this sequence:

1. Al (Aluminum): This represents pure aluminum, which is a metallic element. It consists of aluminum atoms bonded together in a metallic lattice. It is the simplest form of aluminum.

2. Al2O3 (Aluminum Oxide, also known as alumina): Aluminum oxide is a compound composed of aluminum and oxygen atoms in a 2:3 ratio. It is a ceramic material and is commonly found in nature as various forms of bauxite. Aluminum oxide has a wide range of industrial applications, including being used as an abrasive material, a refractory material, and in the production of aluminum metal.

3. AlCl3 (Aluminum Chloride): Aluminum chloride is a compound that consists of aluminum and chlorine atoms. It is often used as a catalyst in various chemical reactions, particularly in organic synthesis.

4. Al(OH)3 (Aluminum Hydroxide): Aluminum hydroxide is a compound composed of aluminum, hydrogen, and oxygen. It is commonly used as an antacid to treat heartburn and stomach upset. It can also be used as an adjuvant in vaccines to enhance the immune response.

The ranking may be based on various factors, such as chemical complexity, industrial importance, reactivity, or other characteristics. If you have a specific context or criteria in mind for this ranking, please provide more details, and I can give you a more precise explanation.

Answer 3

It looks like you've listed several compounds involving aluminum (Al) and oxygen (O), aluminum chloride (AlCl3), and aluminum hydroxide (Al(OH)3). It seems you might be comparing them in some way. If you have a specific question or if you'd like more information about these compounds, please provide more details so that I can assist you better.