# All Questions

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### Friedel-Crafts Alkylation of Pyrrole [duplicate]

I thought that I already know how the Electrophilic Aromatic Substitution (EArs) for Aromatic rings work but then this reaction was shown to me and I was really sure that my professors didn't bothered ...
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### Is there any mathematical or logical proof that carbon with 4 different groups would be chiral?

In chemistry; chirality is generally defined in 2 ways. Lord Kelvin's definition: "I call any geometrical figure, or group of points, chiral, and say it has chirality, if its image in a plane mirror,...
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### Why some compound smell and some not ,what is role of chemistry in it [duplicate]

I was performing an experiment in my high school lab regarding test of inorganic salt,i rub the salt on palm with water it smell like vinegar ,where i take another salt and rub with water it didnt ...
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### Copper Tetrafluoroborate neutralisation/precipitation to reduce landfill [closed]

I have 25L drums of Copper Tetrafluoroborate waste solution. Can it be neutralised, precipitated in some way, to minimise the amount of waste that goes to landfill? also, landfills prefer solid ...
33 views

### How to find the temperature relationship between the isotherms in a compressibility factor (Z) vs pressure graph?

The following graph denotes the variation of the compressibility factor (Z) with pressure at different temperatures for a real gas. Simply each of the curves represents an isotherm. Now, suppose we ...