Chemical Equilibrium
Equilibrium is a state of the system in which there is no observable change in properties with time. Equilibrium can be classified…
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Notes
NEB Chemistry Model Paper Solution 2078
NEB Chemistry Model Paper Solution. NEB Grade 11 Chemistry Complete Solutions of New Model Paper. Click here to check out the model…
Electrochemistry
The branch of chemistry that deals with the interrelationship between electrical energy and chemical transformation is called electrochemistry. Conductors and non conductors…
NEB Chemistry Model Paper 2078
Check out the NEB Chemistry model paper of the new syllabus 2078. Grade XI Chemistry Paper. Also, check out the Chemistry notes…
Isomerism
The compounds having the same molecular formula but different properties are called isomers. The phenomenon of formation of such compounds is called…
NEB Physics Model Paper 2078
Check out the NEB Physics model paper of new syllabus 2078. Grade XI/11 Physics Paper. Download the paper from the link below.
Oxidation and reduction
Classical concept of oxidation and reduction Oxidation A chemical process that involves the addition of oxygen or any other electronegative species or…
Mole concept
Mole concept: A mole is defined as a collection of particles of anything (atoms, ions, electrons, protons, etc) equal in number to…
Laws of stoichiometry
Stoichiometry is the branch of chemistry that deals with the calculation involving mass and volume relationship among reactant and product in a…
Solid State
Solid state is a state of matter characterized by their definite volume and shape, rigidity and incompressibility. Properties of solid state Anisotropy:…
Liquid State
In a liquid state of matter, particles are less tightly packed as compared to solids and takes the shape of the container…
Diffusion- All about Graham’s Law
The natural process of spontaneous mixing of two or more gases irrespective of the force of gravity is diffusion.eg. mixing of perfume…
