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Uses of pyrogallol
(a) As a developer in photography.
(b) As a hair dye.
(c) In medicine of skin diseases like eczema.
(d) For absorbing none reacted oxygen in gas analysis.
Why the kmno4 is colored.?
Characteristics of homologous series (i) All the members of a series can be presented by the general formula. For instance, the members of the alcohol family are illustrated b
Number of electrons in -CONH 2 is: (1) 22 (2) 24 (3) 20 (4)28 Ans:24
When beryllium is bombarded with α -particles, extremely penetrating radiations which cannot be deflected by electrical or magnetic field are given out. These are: (1) A beam
Nitrite rubbers (Gr-A or Buna-N or NBR): Nitrite rubber is prepared by the copolymerization of butadiene and acrylonitrile in emulsion systems. Properties: 1.
Q. Show the Nomenclature compounds? In the earlier days naming of complexes was based on the colour of the complex. For example: Compound Colou
Physical properties of Alkyl isocyanides (1) Alkyl isocyanides are colourless, unpleasant smelling liquids. (2) Alkyl isocyanides are insoluble in water but freely soluble i
excration of group1 from its materials
perkin ring clousre reaction
how to write research design in experimental research
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