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

Hydratea, When 6.85 grams of the Sr(OH)2.xH2O hydrate are dried in an oven,...

When 6.85 grams of the Sr(OH)2.xH2O hydrate are dried in an oven, 3.13 grams of anhydrous Sr(OH)2 are formed.whats the value of x..please answer asap

Electrochemistry, construction and working of calomel electrode???

construction and working of calomel electrode???

The electronic configuration of gadolinium (atomic no. 64), The electronic ...

The electronic configuration of gadolinium (atomic no. 64) is: (1) [Xe]4s 8 5d 9 6s 2 (2) [Xe] 4s 1 5d 1 6s 2 (3) [Xe]4s 3 5d

Describe the charles law, Q. Describe the Charles Law and show graph betwee...

Q. Describe the Charles Law and show graph between temperature and volume? Ans. Charles' law describes the relationship between the temperature and the volume of a gas

Homonuclear diatomics, Normal 0 false false false EN-US...

Normal 0 false false false EN-US X-NONE X-NONE

Organic compound, diversity and magnitude of organic compound???

diversity and magnitude of organic compound???

Coordination compound, what is pie ligand acid ? explain with example

what is pie ligand acid ? explain with example

Find the entropy change and internal energy, Question: Steam initially...

Question: Steam initially in a vapor/liquid mixture with 80 percent liquid at 250C, expands isothermally and reversibly to a final state at 20 bar. Using the steam tables: a

The total number of unpaired electrons & atoms of element, The total numbe...

The total number of unpaired electrons in d- orbital's of atoms of element of atomic number 29 is: (1) 10 (2) 1 (3) 0 (4)5 Ans: 0

The effect of temperature on the enzyme betaglucosid, What is the rate of r...

What is the rate of reaction at the optimum temperature? (the starting concentration of the protein was 2 mg/ml, the Extinction coefficient (e) of the chromogenic product is A515 =

Write Your Message!

Name

Email id

Message

Verfication Code

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!

Submit Assignment

User Account

All Pages