Lanthanides and actinides, why YbS and YbI2 are semiconducting solids but L...

why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character..

Internal conditioning methods of water,

Electronic configurations, what rules and principles are violated in the fo...

what rules and principles are violated in the following electronic configuration: 1s22s3

Laws of chemical combination, what is law of defenit propotion

what is law of defenit propotion

Extraction of metals, what are the principle underlying the extraction of m...

what are the principle underlying the extraction of metals

Stoichiometry.., wht is the difference between molar mass & molecular mass?...

wht is the difference between molar mass & molecular mass?

What is dipole, In polar covalent molecule, one atom gets positive charge a...

In polar covalent molecule, one atom gets positive charge and the other one takes negative charge as known as dipole.

Protein determination, Protein determination In experimental chemistry,...

Protein determination In experimental chemistry, biochemistry, biology and biotechnology, it is often vital to know the amount of protein present in a solution. For instance yo

Caculate the molar mass of the solute, A solution is made by dissolving30 g...

A solution is made by dissolving30 g of a non-volatile solute in 90 g of water. It has a vapour pressure of 2.8 kPa at 298 K. At 298 K, vapour pressure of pure water is 3.64 kPa

Alkaline earths, GROUP 2: ALKALINE EARTHS   The elements known common...

GROUP 2: ALKALINE EARTHS   The elements known commonly as alkaline earths have atoms with the (ns) 2 design and almost always have the +2 oxidation state in their compound