Borax bead test - chemical analysis, Chemistry

Assignment Help:

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


Related Discussions:- Borax bead test - chemical analysis

7, advantages of pseduo order reaction??

advantages of pseduo order reaction??

The shape of s -orbital is, The shape of s -orbital is: (1) Pyramidal ...

The shape of s -orbital is: (1) Pyramidal (2) Spherical (3)Tetrahedral (4)Dumb-bell shaped Ans: Spherical

Solubility Equilibrium, the ksp of al(OH)3 is very small (3.0x106-34). how ...

the ksp of al(OH)3 is very small (3.0x106-34). how much water is required to dissolve 1.0 g of this salt?on..

Structure of dna and rna - biomolecules, Structure of DNA and RNA The s...

Structure of DNA and RNA The sequence of bases along with the DNA and RNA chain makes its primary structure that controls the particular properties of the nucleic acid. An RNA

Describe oxosalts, Q. Describe Oxosalts? In these minerals, metals are ...

Q. Describe Oxosalts? In these minerals, metals are present as their oxosalts, such as carbonates, sulphates, nitrates, phosphates, borates and silicates. Some important minera

Formaldehyde, Ask question formaldehyde reacts with NH3 #Minimum 100 words ...

Ask question formaldehyde reacts with NH3 #Minimum 100 words accepted#

Ammonical smell, how can we identify the ammonical smell and punjent smell?...

how can we identify the ammonical smell and punjent smell?

Condensation with formaldehyde - miscellaneous reactions, Condensation with...

Condensation with formaldehyde - Miscellaneous reactions Phenol condenses with formaldehyde (excess) in presence of sodium hydroxide or acid (H + ) for about a week to form a p

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd