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

GRAPHITE FURNACE AAS, What are the advantages of graphite furnace AAS? tell...

What are the advantages of graphite furnace AAS? tell the history of graphite furnace AAS

Composition of protein - biomolecules, Composition of protein - Biomolecule...

Composition of protein - Biomolecules Composition of a protein changes with source. An estimated composition is as follows: Carbon from 50-53%; hydrogen from 6-7%; oxygen fr

Word Problem, A mylar novelty balloon is filled with 4.5 L of He at1 atm pr...

A mylar novelty balloon is filled with 4.5 L of He at1 atm pressure and 23 degree Celcius temperature. It is then dipped into liquid nitrogen (77K) until the gas and balloon are a

Explain the statement water has bent geometry, Explain the statement "Water...

Explain the statement "Water has bent geometry" Water has bent geometry; that is, the H-O-H bond angle is approximately tetrahedral. Repulsion among the lone pairs and the bond

Write the neutral calcium atom has a number, Write the neutral calcium atom...

Write the neutral calcium atom has a number The neutral calcium atom has a number of valence electrons euivalent to its group number, that is 2.

Explain two characteristic superstructures, If lipids are mixed with water,...

If lipids are mixed with water, what aggregates can they form? Explain two characteristic superstructures which are commonly found in biological systems, containing our food. How i

Resonance effect.., what is resonance effect? describe its application and ...

what is resonance effect? describe its application and its types?

Potentiometry, Lab Report Report the mass of KCl and KI in the original unk...

Lab Report Report the mass of KCl and KI in the original unknown sample. Include plot of titration. How do I calculate amount in unknown from titration and what is the curve suppos

Ions, How can you find the formula for a specific ion?

How can you find the formula for a specific ion?

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