An element has the electronic configuration, Chemistry

Assignment Help:

An element has the electronic configuration 1s2, 2s2, 2p6, 3s2, 3p2. Its valency electrons are:

(1) 6       

(2) 2        

(3) 3      

(4)4

Ans: 4

 


Related Discussions:- An element has the electronic configuration

If electron falls from emitted energy is, If electron falls from n=3  to n=...

If electron falls from n=3  to n= 2 , then emitted energy is: (1) 10.2ev                            (2) 12.09 ev           (3) 1.9ev                              (4)0

Total number of valence electron, The total number of valence electrons in ...

The total number of valence electrons in 4.2 gm N - 3   of ion is ( N A is the Avogadro's number): (1) 1.6N A                               (2) 3.2N A

Solid state., what is the mathematical form of pair of compounds have antif...

what is the mathematical form of pair of compounds have antifluorite structure ?

Static light scattering, The table below gives intrinsic viscosity values e...

The table below gives intrinsic viscosity values explained by viscometry and weight- average molar mass values explained under the similar  conditions by static light scattering

Anamalous behaviour of lithium, why lithium is the strongest reducing agent...

why lithium is the strongest reducing agent in alkali metals

Covalent bonding, Give ten Characteristics of convalent bonding

Give ten Characteristics of convalent bonding

Dalton''s law of partial pressures, can you give me a sample problem of tha...

can you give me a sample problem of that topic and the answer step by step

NUMERICAL, NUMERICAL OF KOHLRAUSCH LAW ON CONDUCTIVITY

NUMERICAL OF KOHLRAUSCH LAW ON CONDUCTIVITY

Concentration of the enzyme, The concentration of the product in the equili...

The concentration of the product in the equilibrium is enhancing with increasing concentration of the substrate.      ?     ? The concentration of the product in the equilibrium

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