chromic acid उदाहरण वाक्य
उदाहरण वाक्य
- The dark red chromium ( VI ) oxide, the acid anhydride of chromic acid, is sold industrially as " chromic acid ".
- Peligot's salt is the potassium salt of chlorochromic acid ( chromic acid where chlorine has replaced one of the OH groups ).
- Chromic acid in glacial acetic acid solution oxidizes it to picene-quinone, picene-quinone carboxylic acid, and finally to phthalic acid.
- This method is preferred over the " traditional " chromic acid bath for cleaning NMR tubes, because no traces of paramagnetic chromium can remain to spoil spectra.
- Due to incompatibilities, it is recommended to keep acetic acid away from chromic acid, ethylene glycol, nitric acid, perchloric acid, permanganates, peroxides and hydroxyls.
- In 1867, when he came back from the world exhibition in Paris and brought the first chromic acid cell with him, he also met the astronomer Wilhelm Klinkerfues.
- Graphite bisulfate, [ C 24 ] + [ HSO 4 ] ", is prepared by this approach using sulfuric acid and a little nitric acid or chromic acid.
- Chromic acid H 2 CrO 4, has similarities with sulfuric acid H 2 SO 4; for example, both form acid salts A + [ HMO 4 ] ".
- Formerly, sodium sulfate was also a by-product of the manufacture of sodium dichromate, where sulfuric acid is added to sodium chromate solution forming sodium dichromate, or subsequently chromic acid.
- Historically, brucine was distinguished from strychnine by the addition of chromic acid in H 2 SO 4, since it does not give off the series of colors that is characteristic of strychnine.