Why is picric acid called so?

Picric acid is an organic compound with the formula (O2N)3C6H2OH. The name “picric” comes from the Greek word πικρός (pikros), meaning “bitter”, due to its bitter taste. It is one of the most acidic phenols. Like other strongly nitrated organic compounds, picric acid is an explosive, which is its primary use.

Why is picric acid so acidic?

Picric acid is also called 2, 4, 6 -tri nitro phenol . Picric acid is more stronger acid than phenol . Because picric acid contains three electron withdrawing nitro group on 2, 4, 6 position of carbon atoms . The nitro groups are also called deactivating group .

Why is Trinitrophenol more acidic?

2,4,6 – trinitrophenol after the loss of a proton gives 2,4,6 -trinitrophenoxide ion which is stabilised by resonance -I effect and -M effect thus a most acidic among the given compounds. However, it is more resonance stabilised as compared to a phenoxide ion, thus more acidic as compared to phenol.

Which is also known as picric acid?

picric acid, also called 2,4,6-trinitrophenol, pale yellow, odourless crystalline solid that has been used as a military explosive, as a yellow dye, and as an antiseptic. The French began using it in 1886 as a bursting charge for shells under the name of melinite.

Why acid is called as acid?

Acids form aqueous solutions with a sour taste, can turn blue litmus red, and react with bases and certain metals (like calcium) to form salts. The word acid is derived from the Latin acidus/acēre, meaning ‘sour’. Chemicals or substances having the property of an acid are said to be acidic.

Which is more acidic carbonic acid or picric acid?

I just had a question in a test asking to compare the relative acidity of picric acid (TNP) and carbonic acid, H2CO3 (not phenol). It turns out that TNP is more acidic.

Why 2, 4, 6-trinitrophenol is a stronger acid how is it prepared from phenol?

(ii) O-amino phenol and m-amino phenol. (i) 2, 4, 6 trinitro phenol (picric acid) is stronger acid than 2, 4-dinitrophenol as it contains three electron withdrawing NO2 groups. Hence, m-amino phenol is more acidic than o-amino phenol.

What is name of h2so4?

Sulfuric acid
Sulfuric acid/IUPAC ID
sulfuric acid, sulfuric also spelled sulphuric (H2SO4), also called oil of vitriol, or hydrogen sulfate, dense, colourless, oily, corrosive liquid; one of the most commercially important of all chemicals.

Which acid is used for explosives?

Picric acid
Uses. Picric acid is used in the production of explosives, matches, and electric batteries.

What is acid in short answer?

An acid is any substance that in water solution tastes sour, changes blue litmus paper to red, reacts with some metals to liberate hydrogen, reacts with bases to form salts, and promotes chemical reactions (acid catalysis).