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Borax bead test : The transparent glassy bead while heated along with inorganic salt and the colour produced gives some idea of cation present in it.
Table:
Colour of bead in oxidising flame
Colour of bead in reducing flame
Basic radical present
Greenish when hot, blue in cold.
Red and opaque
Cu
Dark green in hot and cold
Same
Cr
Deep - blue
Deep blue
Co
Yellow when hot
Green
Fe
Violet in hot and cold
Colourless
Mn
Brown in cold
Grey or black or opaque
Ni
Explain the mechanism of fluid film or hydrodynamic lubrication.
titration curve or eak acid and eak base
Q. What do you understand by Canning? Canning involves the application of heat that is high enough to destroy all pathogenic microorganisms and their spores present along with
excess copper(2)hydroxide solid was placed in a NaOH solution and left until the equilibrium was reached, ph was 10 at 25C Ksp for Cu(OH)2
I have this chemistry assignment. It basically says, "study and make a report on any two types of electrochemical cells". What do I do? I have no idea so please, I need some help.
The structure of spiropentadiene The structure of spiropentadiene is shown below; it undergoes a Diels-Alder reaction with two molar equivalents of 1,3-cyclopentadiene. Spirope
Volumetric analysis Volumetric analysis is a quantitative analysis. It includes the measurement of the volume of a known solution needed to bring about the completion of the r
why wood doesnot sublimine ?
Solid Nacl is a bad conductor of electricity since: (1) In solid Nacl there are no ions (2) Nacl Solid is covalent (3) In solid Nacl there is no motion of ions
difference between electrochemical cells and electrochemical series
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