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

Finding volume with molarity, If you have 250 mL of 2 M sodium sulfate dilu...

If you have 250 mL of 2 M sodium sulfate diluted to make 0.500 M of sodium sulfate, how would you figure out the volume?

Calculate the molar volumes using molar masses, Q. This 16-part problem ill...

Q. This 16-part problem illustrates the use of experimental data from bomb calorimetry and other sources, combined with thermodynamic relations derived in this and earlier chapters

REDOX REACTION HALF-REACTION, WRITE HALF-REACTION FOR THE REDOX Fe2+ + MnO...

WRITE HALF-REACTION FOR THE REDOX Fe2+ + MnO4- =Fe3+ + Mn2+

O-hydroxy benzoic acid , o-isomer is more volatile and how separated by ste...

o-isomer is more volatile and how separated by steam distillation?

Spectral lines are possible in its emission spectrum, If hydrogen atom is i...

If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Solution) There is a formula for this i.e  [ (n 2 - n 1

Explain the molecular basis for the rigor state, 1.  The pH of a 0.02 M sol...

1.  The pH of a 0.02 M solution of an acid was measured as 4.6.              a) What is the [H + ] of the solution?             b) What is the acid dissociation constant K an

TLC, Mesh size of silica gel for prep tlc

Mesh size of silica gel for prep tlc

Ion exchange process of softening hard water, Q. Describe the ion exchange ...

Q. Describe the ion exchange process of softening hard water. What are its advantages?   Ans. Determination of ion exchange or Deionization process:  In this pro

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