Question

CH4  CH3I  C2H6  C2H5I  C2H5NO2  C2H5NH2  C2H5OH

Answer 1

Объяснение:

1)+HI

2)+na

3)+hi

4)hno3

5)h2

6)naoj

Answer 2

The series of reactions you've provided appears to show the transformation of methane (CH4) into ethanol (C2H5OH) through a series of intermediate reactions. Let's break down each step:

1. CH4 (Methane): Methane is the starting compound.

2. CH3I (Methyl Iodide): This step involves the substitution of a hydrogen atom in methane with an iodine atom to form methyl iodide. This reaction typically requires a halogenation reaction, often using iodine gas (I2) or a suitable iodine-containing compound.

3. C2H6 (Ethane): The reaction appears to involve the removal of the iodine atom from methyl iodide to form ethane. This can be achieved through a dehalogenation reaction, such as using zinc or a similar reducing agent.

4. C2H5I (Ethyl Iodide): Similar to step 2, this step involves the substitution of a hydrogen atom in ethane with an iodine atom to form ethyl iodide.

5. C2H5─NO2 (Ethyl Nitrite): This step involves the substitution of the iodine atom in ethyl iodide with a nitro group (─NO2) to form ethyl nitrite. This is typically achieved through a nucleophilic substitution reaction with a suitable nitration reagent.

6. C2H5─NH2 (Ethyl Amine): This step appears to involve the reduction of the nitro group in ethyl nitrite to an amino group (─NH2) to form ethyl amine. This reduction can be carried out using a reducing agent like tin and hydrochloric acid.

7. C2H5OH (Ethanol): Finally, the reaction ends with the conversion of ethyl amine to ethanol, which typically involves a reduction of the amino group to a hydroxyl group (─OH) through a process like catalytic hydrogenation.

Please note that while these reactions are theoretically possible, they may involve several complex and potentially hazardous chemical processes. Additionally, reaction conditions and reagents can vary, so specific reaction details would depend on the experimental setup and goals. It's essential to perform such reactions with proper safety precautions and under controlled laboratory conditions.