The electronic structure of four elements, Chemistry

Assignment Help:

The electronic structure of four elements A, B, C, D are:

(1) 1s2                 

(2) 1s2, 2s2, 2p2,             

(3)  1s2, 2s2, 2p5,                           

(4)  1s2, 2s2, 2p6

Ans:  1s2, 2s2, 2p5,

 


Related Discussions:- The electronic structure of four elements

What is copolymerisation, Two or more different types of monomers joined to...

Two or more different types of monomers joined together to form giant molecule is called coopolymerisation. ex--- nylon6,6      --it is a combination of hexamethylenediamine and a

Explain about smelting process, Q. Explain about Smelting process? The ...

Q. Explain about Smelting process? The roasted ore, which is generally an oxide, is strongly heated with a suitable reducing agent as result of which the metal is acquired in a

Illustrate the physical properties of ammonia, Q. Illustrate the Physical p...

Q. Illustrate the Physical properties of Ammonia? Ans. Ammonia is a colorless gas that has a strong penetrating odor. It boils at -33 o C and is easily liquefied by press

Be2+ is isoelectronic with, Be 2+ is isoelectronic with: (1) Mg 2+    ...

Be 2+ is isoelectronic with: (1) Mg 2+                               (2) Na +    (3) Li +                    (4) H + Ans: Li +

Nature of light as a particle, Q. Illustrate Nature of light as a particle?...

Q. Illustrate Nature of light as a particle? Ans. You have seen that when excited electrons return to the ground state they release packets of energy, called photons. Photons

., the law of multiple proportion

the law of multiple proportion

Type of bonding exists, Which type of bonding exists in  Li 2 o   and CaF 2...

Which type of bonding exists in  Li 2 o   and CaF 2    respectively : (1) Ionic, ionic                                   (2) Ionic, covalent    (3) Covalent, ionic

Priming and foaming, Q.   Write short notes on priming and foaming. An...

Q.   Write short notes on priming and foaming. Ans. Priming and foaming: When a boiler produces steam rapidly, some particles of the liquid water are carried along with the s

Analytical chemistry, how can electromigration be used as property for sepa...

how can electromigration be used as property for separaton??

Titration - volumetric analysis, Titration - Volumetric analysis The pr...

Titration - Volumetric analysis The procedure of addition of the known solution from the burette to the measured volume of solution of the substance to be calculated until the

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