How can we obtain boron, Q. How can we obtain Boron? Boron is- obtained...

Q. How can we obtain Boron? Boron is- obtained by the red-action of B 2 O 3 with magnesium or sodium B 2 0 3 is first prepared by strongly katingH 3 B0 3 which is obtained b

Uses of BHC,

Conductometric titrations, mixture of NH4CL & HCL v/s NaOH

mixture of NH4CL & HCL v/s NaOH

Determine electron will have four quantum numbers, Be's 4th electron will h...

Be's 4th electron will have four quantum numbers:           n       l         m          s (1)     1       0         0        +1/2 (2)     1       1        +1      +1/2

Water technology, internal conditioning

internal conditioning

Problem, The diffraction of x-ray by a crystal gives 1st order ref at 14•12...

The diffraction of x-ray by a crystal gives 1st order ref at 14•12'' if lattice dist is 3.14 A• wht is the wavelength of x-ray

What are the chemical properties of ammonia, Q. What are the Chemical Prope...

Q. What are the Chemical Properties of Ammonia? Ans. Combustion: Ammonia does not burn in air but will burn in pure oxygen to form nitrogen and water vapor. 4NH 3 (g) +

The difference in the value of electron egativities, For the formation of c...

For the formation of covalent bond, the difference in the value of electron egativities should be: (1) Equal to or less than 1.7         (2) More than 1.7  (3) 1.7 or mor

Test for hydrocyanic acid, Q. Test for hydrocyanic acid? Hydrocyanic ac...

Q. Test for hydrocyanic acid? Hydrocyanic acid is present as an impurity in synthetic ethyl isothiocyanate, which is employed to make the flavour of mustard oil more pungent. T

Experiment of distilled water, Distilled water A kettle can be used to ...

Distilled water A kettle can be used to give boiling water, which is then condensed in a jam jar fitted with a big cork and immersed in a pan of cold water. Rubber tubing, adhe