How to remember valency of elements, Chemistry

Assignment Help:

Till 20elememts write the no of electrons in outermost shell.if less than 4 then this is the valency otherwise subtract from 8


Related Discussions:- How to remember valency of elements

Molecular masses of polymers, A polymer instance has chain of different typ...

A polymer instance has chain of different type of lengths and hence its molecular mass is all the time expressed as an average on the other hand natural polymer like proteins consi

Lactic Acid, What are the physical and chemical properties of lactic acid?

What are the physical and chemical properties of lactic acid?

Explain cohesive energy, 'Cohesive energy' : In a chemical bond, it is the...

'Cohesive energy' : In a chemical bond, it is the energy needed to dissociate a solid into isolated atoms or molecules as appropriate.

Solid state, What are laws of crystallography? How does it help in study of...

What are laws of crystallography? How does it help in study of crystal structure

., the law of multiple proportion

the law of multiple proportion

Uses trihydric alcohols - hydrocarbon, Uses Trihydric alcohols (a) It i...

Uses Trihydric alcohols (a) It is used as antifreeze in automobile radiator. (b) It is used in the preparation of good quality of soap-hand lotions shaving creams and tooth

Given free energy, Br2(g)=2Br(g) dG=161.69KJ/mol at 298.15K Find kc and kp....

Br2(g)=2Br(g) dG=161.69KJ/mol at 298.15K Find kc and kp.

Ionic radii, Ionic Radii   The experimentally calculated anion-cation...

Ionic Radii   The experimentally calculated anion-cation distances in highly ionic solids have to be interpreted on the assumption that each and every ion has a nearly fixed

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