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

Electrochemestry, how we can understand a katod in solution

how we can understand a katod in solution

Ebullioscopy, graphical representation &mathematical treatment

graphical representation &mathematical treatment

Stoichiometry Review, The combustion of propane occurs via the reaction: C3...

The combustion of propane occurs via the reaction: C3H8(g)+5O2(g)-->3C02(g)+4H2O(g) Hoe many grams of oxygen are required to burn completely 10.0g of propane?

Balancing equation, I need to find the balanced formula for calcium hydroxi...

I need to find the balanced formula for calcium hydroxide + potassium carbonatequestion..

What is free energy?, THermodynamic free enrgy is the amount of work a ther...

THermodynamic free enrgy is the amount of work a thermodynamic system can perform. The concept is useful in the thermodynamics of chemical or thermal processes in engineering and

Softening of water and deionization method, Q. What is softening of water? ...

Q. What is softening of water? Describe deionization method of water softening with diagram. Ans. Softening of water: The process of removing the hardness causing salts from

Electronic configuration for oxygen is correct hunnd rule, Which electronic...

Which electronic configuration for oxygen is correct according to Hund's rule of multiplicity: (1) 1s 2 , 2s 2 , 2p 2 x , 2p 1 y , 2p 1 z                       (2) 1s 2

Alkaline earth metals, Alkaline earth metals: The elements Be, Mg, Ca,...

Alkaline earth metals: The elements Be, Mg, Ca, Sr, Ba and Ra belong to II A group. 2. II A group elements are also called alkaline earth metals. 3. The valence electron

Show the basic characteristics of organic compounds, Q. Show the basic Char...

Q. Show the basic Characteristics of Organic Compounds? Ans. Almost all organic compounds contain the elements of hydrogen and carbon. These compounds often contain

Antihistamines - drugs and medicines, Antihistamines: Antihistamines ar...

Antihistamines: Antihistamines are chemical substances that abolish/diminish the major actions of histamine released in the body and therefore avoid the allergic effects. Alter

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