Q:

Chemical distinction between ethylamine and aniline

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A:
In the chemical sector, it's crucial to distinguish between different chemical substances. Ethylamine and aniline are both amine compounds, however they have signifiis able tot differences in structure and characteristics. This article will examine in detail how to distinguish these two substances by chemical methods. Analysis of Basic characteristics of

1. Physical characteristics

solubility: Ethylamine is slightly dissolves in aquatic environments, while aniline is less soluble and usually exists in solid form. But Density: Ethylamine has a density of about 0. Based on my observations, 74g/cm³, while aniline has a density of about

1. And Based on my observations, 02g/cm³. Smell ethylamine has a strong pungent odor, while aniline has a greater elegant odor. And Structural differences

the chemical structure of ethylamine is CH3CH2CONH2, while that of aniline is C6H5CH2CONH

2. The aniline molecule contains a benzene ring, which makes its physical and chemical characteristics different from ethylamine.

2. Pretty interesting, huh?. But chemical interaction characteristics

interaction with NaOH solution

ethylamine: The interaction of ethylamine with NaOH solution will create the corresponding salt and aquatic environments. The interaction equation is: CH3CH2CONH2 NaOH → CH3CH2CONa H2O. Aniline: The interaction of aniline with NaOH solution will also create the corresponding salt and aquatic environments, however due to the presence of the benzene ring, the interaction rate might be faster. From what I've seen, interaction with aquatic environments

ethylamine is slightly dissolves in aquatic environments, however is able to partially react with aquatic environments to form an aqueous solution of ethylamine. Aniline aniline is insoluble in aquatic environments, however is able to partially react with aquatic environments to form an aqueous solution of aniline. interaction with acidic potassium permanganate

ethylamine does not react with acidic highly stabbing potassium permanganate. From what I've seen, Furthermore Aniline aniline is able to react with acidic potassium permanganate to form corresponding salts and gases (such as NH3). But In my experience,

3. other chemical tests

acid and alkaline strength

ethylamine is less acidic than aniline, which is able to be distinguished by the interaction rate with NaOH solution. And Inhibition of nitrifying bacteria

ethylamine and aniline both have antimicrobial impacts, however the inhibitory effect of ethylamine is stronger. Based on my observations, it's able to be distinguished by culture experiments on nitrifying bacteria. Distinguishing methods in practical consumption of

4. Solubility Test

the chemical to be tested is added to aquatic environments and its dissolution is observed. Ethylamine is slightly dissolves in aquatic environments, while aniline is almost insoluble. Density determination

the density of the substances to be measured is measured by a hydrometer, the density of ethylamine is about 0. 74g/cm³, while that of aniline is about

1. 02g/cm³. Reactions with acidic potassium permanganate

the chemical to be tested is added to the acidic potassium permanganate solution to observe whether bubbles are generated. Aniline reacts with acidic potassium permanganate to create NH3 gaseous, while ethylamine does not.

5. Summary

ethylamine and aniline is able to be easily distinguished by the above chemical methods. Ethylamine is slightly dissolves in aquatic environments, with low density, and does not react with acidic potassium permanganate; while aniline is insoluble in aquatic environments, with high density, and is able to react with acidic potassium permanganate and emit NH3 gaseous. In fact Understanding these chemical characteristics helps to accurately identify these two substances in practical applications.

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