Month: October 2016

Can you find your positive word?

Can you find your positive word?

How many positive words can you find?

Simple way of Teaching ionic compounds formula

Draw the shapes of different compound ions and try to fix them as shown here. Share List

Quantum model of atom and quantum numbers

Key information about energy level/shell  Quantum mechanical model: This model is based on Uncertainty principle and Schrodinger’s equation. This model … More Quantum model of atom and quantum numbers

Key word-cross of atomic structure

ABUNDANCE ATOMICNUMBER ATOMS CHARGE CONFIGURATION ELECTRONS GROUP ISOTOPES MASS MASSNUMBER NEUTRONS NUCLEUS PERIOD PERIODIC PROTONS RELATIVE SHELLS TABLE   C … More Key word-cross of atomic structure

How to deduce group number from ionisation energy values?

By looking at ionisation energy large gap, you can identify the group number. If the large gap of Iionisation energy … More How to deduce group number from ionisation energy values?

Why is First ionisation energy of Be is greater than B?

Atomic no of Be is 4 so its electronic configuration is 2,2 or Is2 2s2 which is similar to Noble … More Why is First ionisation energy of Be is greater than B?

Simple explanation of Electronic configuration

Electronic configuration How to fill electrons in orbitals and subshells? Three rules to be considered for writing electronic configuration. Aufbau … More Simple explanation of Electronic configuration

Story of becoming ion

Story of becoming Ion:  Atoms react to become stable by having 8 e in the outermost shell.For this reason they … More Story of becoming ion

Funny questions in chemistry to Solve.

Are you ready to do the following questions. You need to related the questions to elements. What do you do … More Funny questions in chemistry to Solve.

Nitrogen,Nitrogen Oxides and Ammonia

Nitrogen Occurrence Occur as free N2 molecules in the atmosphere (Approximately 78%  by volume) Nitrogen molecule is very unreactive. (triple … More Nitrogen,Nitrogen Oxides and Ammonia