Question

ретті және ретсіз полимерлерді сызба түрінде бейнелеңдер. Ретті полимерлеоге мономерлердің 5типін ал ретсіз полимерлерге 3 типін пайдаланыңдар.Полимер тізбегі 10 мономерден тұрады деп алыңдар​

Answer 1

Ответ:

Вроде бы 7

деп ойлаймын но бұл точно емес

Answer 2

Types of Polymers

Polymers are large molecules made up of repeating subunits called monomers. There are two main types of polymers: thermoplastics and thermosetting polymers.

1. Thermoplastics: These polymers can be melted and re-molded multiple times without undergoing any significant chemical change. They have a linear or branched structure, and their chains are held together by weak intermolecular forces. Examples of thermoplastics include polyethylene, polypropylene, and polystyrene.

2. Thermosetting Polymers: These polymers undergo a chemical reaction during the curing process, which irreversibly hardens them. Once they are cured, they cannot be melted or re-molded. Thermosetting polymers have a cross-linked structure, where the polymer chains are interconnected by strong covalent bonds. Examples of thermosetting polymers include epoxy resins, phenolic resins, and melamine formaldehyde.

Monomers and Polymers

Polymers are formed by the polymerization of monomers. Monomers are small molecules that can join together to form long chains or networks. The number of monomers used to form a polymer can vary depending on the specific polymerization reaction.

1. Homopolymers: Homopolymers are formed when a single type of monomer is used to create the polymer chains. For example, polyethylene is a homopolymer made from the polymerization of ethylene monomers.

2. Copolymers: Copolymers are formed when two or more different types of monomers are used to create the polymer chains. There are three main types of copolymers:

- Random Copolymers: In random copolymers, the monomers are arranged randomly along the polymer chain. An example is styrene-butadiene rubber, which is made from the polymerization of styrene and butadiene monomers.

- Block Copolymers: Block copolymers consist of long blocks of one type of monomer followed by long blocks of another type of monomer. The blocks can be arranged in different patterns, such as A-B-A or A-B. An example is polystyrene-polybutadiene, which has alternating blocks of polystyrene and polybutadiene.

- Graft Copolymers: Graft copolymers have a main chain made of one type of monomer, with side chains made of another type of monomer attached to it. An example is polyethylene-graft-polystyrene, where polystyrene side chains are attached to a polyethylene main chain.

Polymerization and Monomer Types

Polymerization is the process of joining monomers together to form polymers. There are different types of polymerization reactions, including addition polymerization and condensation polymerization.

1. Addition Polymerization: In addition polymerization, monomers with unsaturated bonds (such as alkenes) react to form polymers. The reaction involves the breaking of the double bond in the monomer and the formation of new single bonds between monomers. This type of polymerization does not produce any byproducts. Examples of addition polymers include polyethylene and polypropylene.

2. Condensation Polymerization: In condensation polymerization, monomers with two or more functional groups react to form polymers. The reaction involves the elimination of a small molecule, such as water or alcohol, as a byproduct. Examples of condensation polymers include polyesters and polyamides.

It's important to note that the number of monomers used to form a polymer can vary depending on the specific polymerization reaction and the desired properties of the polymer. The statement that a polymer consists of 10 monomers is not accurate, as the number of monomers can vary significantly depending on the specific polymer.