Yes, ethene and ethylene are the same compound. Ethene is the IUPAC name for the compound with the chemical formula C2H4, while ethylene is the common name for the same compound. Both terms are used interchangeably to refer to the colorless, flammable gas that is widely used in the production of plastics and as a plant hormone. **

Octane is cracked into ethylene through a process called catalytic cracking. In this process, octane is heated to high temperatures (around 500-600°C) and then passed over a catalyst, usually made of zeolite or aluminum silicate. This causes the long hydrocarbon chains in octane to break apart, forming smaller molecules such as ethylene. The ethylene can then be separated and collected for use in various industrial processes, such as the production of plastics and chemicals. **

The redox reaction for ethylene (C2H4) can be represented as: C2H4 + 3O2 → 2CO2 + 2H2O In this reaction, ethylene undergoes oxidation by reacting with oxygen to form carbon dioxide and water. The carbon in ethylene is oxidized from a lower oxidation state to a higher oxidation state, while the oxygen is reduced from a higher oxidation state to a lower oxidation state. This is a redox reaction, where both oxidation and reduction occur simultaneously. **

The copolymerization of styrene and ethylene is a process in which these two monomers are combined to form a copolymer. This copolymer can exhibit a combination of properties from both styrene and ethylene, such as rigidity from styrene and flexibility from ethylene. By adjusting the ratio of styrene to ethylene in the copolymerization process, the properties of the resulting copolymer can be tailored to meet specific requirements for different applications. This process allows for the creation of copolymers with a wide range of properties and applications in various industries. **

The polymerization of ethylene to polyethylene involves the reaction of ethylene molecules to form long chains of polyethylene. This process is typically carried out using a catalyst, such as a transition metal complex, which helps to initiate the reaction and control the growth of the polymer chains. The catalyst facilitates the insertion of ethylene molecules into the growing polymer chain, leading to the formation of a long, linear polyethylene molecule. This process can be carried out using different methods, such as high-pressure or low-pressure polymerization, to produce polyethylene with different properties and molecular structures. Overall, the polymerization of ethylene to polyethylene is a crucial industrial process for producing a wide range of plastic products. **

Ethylene glycol and ethandiol are actually the same compound. Ethylene glycol is the IUPAC name for the compound, while ethandiol is a common name. Both terms refer to a colorless, odorless, sweet-tasting liquid that is commonly used as an antifreeze and coolant in automobiles. The compound has the chemical formula C2H6O2 and is known for its ability to lower the freezing point of water. **

To obtain monochloroethane from ethylene, chlorine gas (Cl2) must be added. The reaction between ethylene and chlorine gas results in the substitution of one hydrogen atom in ethylene with a chlorine atom, forming monochloroethane. This reaction is known as chlorination and is commonly used in the production of various chloroalkanes. **

The calorie expenditure for road cycling and mountain biking can vary based on factors such as intensity, terrain, and duration. Generally, road cycling on flat terrain at a moderate pace can burn around 400-600 calories per hour, while mountain biking on varied terrain with hills and obstacles can burn around 500-800 calories per hour. The higher calorie expenditure in mountain biking is due to the increased effort required to navigate the challenging terrain and obstacles. Overall, mountain biking tends to result in a higher calorie expenditure compared to road cycling. **