Calculate the number of electrons and protons in isotope, There are 13 elec...

There are 13 electrons in an element whose nucleus comprise 14 neutrons. Obtain atomic number and atomic weight of this element. If atomic weight of the isotope of above element is

Iso-electronic species is, Iso-electronic species is: (1) F - ,O -2   ...

Iso-electronic species is: (1) F - ,O -2              (2) F - , O                (3)  F - , O +                           (4) F - , O +2 Ans:  F - ,O- 2

Ganaral chemistry, What is condensation polymer?

What is condensation polymer?

The maximum number of electrons that can be accommodated, The maximum numbe...

The maximum number of electrons that can be accommodated in the M th    shell is: (1) 2        (2) 8     (3) 18         (4) 32 Ans: 18

Transition elements, what are the oxides and halides of d-block elements? m...

what are the oxides and halides of d-block elements? mention them groupwise and comment on the stability of their oxidation state.

Ionic bond,

Pure ammonia gas is injected , Ammonia is a gas for which reliable analytic...

Ammonia is a gas for which reliable analytical methods are available to explain concentration in other gases.  To measure ?ow in a 15 inch schedule 40 natural gas pipeline, pure am

Write the reaction involved in phenol to salicyclic acid, Write the reactio...

Write the reactions and the conditions involved in the conversion of: a. Propene to 1-Propanol b. Phenol to Salicyclic acid

Chemical kinetics, solvent rates on the rate of reaction

solvent rates on the rate of reaction

Define advancement and charge - cell diagrams, Define Advancement and charg...

Define Advancement and charge - Cell Diagrams? The electron number or charge number, z, of the cell reaction is defined as the amount of electrons entering at the right termina