Categories
Physical Chemistry

Molecular Mass Using Ideal Gas Equation

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass Using Ideal Gas Equation In the last few articles, we have studied the molar volume method, Regnault’s method, and Graham’s diffusion law method to determine molecular mass. In this article, we shall study the ideal gas equation method to determine the molecular mass of […]

Categories
Physical Chemistry

Molecular Mass Using Graham’s Law of Diffusion

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass Using Graham’s Law of Diffusion In the last few articles, we have studied the molar volume method and Regnault’s method to determine molecular mass. In this article, we shall study Graham’s law diffusion method to determine the molecular mass of a gas. Molecule: When […]

Categories
Physical Chemistry

Molecular Mass by Regnault’s Method

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass by Regnault’s Method In the last article, we have studied the molar volume method to determine molecular mass. In this article, we shall study the concept of molecular mass (molar mass) and Regnault’s method to determine it. Molecule: When two or more atoms are […]

Categories
Inorganic Chemistry

Hydroxides of the Third Row Elements

Science > Chemistry > Third Row Elements > Hydroxides of Third Row Elements In this article, we shall study hydroxides of third row elements. Different types of hydroxides of third-row elements are classified according to their mode of dissociation. According to Arrhenius’s theory, the acid is the substance which gives H+ ions in an aqueous […]

Categories
Inorganic Chemistry

Oxides of the Third Row Elements

Science > Chemistry > Third Row Elements > Oxides of the Third Row Elements A binary compound of an element with oxygen, in which the oxygen atom is electronegative is called an oxide. e.g. MgO, Al2O3, etc. The oxide in which Oxygen exhibits the normal oxidation state of -2 is called normal oxide. In this article, […]

Categories
Inorganic Chemistry

Molecular Solids of the Third Row

Science > Chemistry > Third Row Elements > Molecular Solids of the Third Row in this article, we shall study the crystal structure of molecular solids of third perid of periodic table. Molecular solid: The substance in which lattice points are molecules which are held together by means of weak physical forces (van der Waal’s […]

Categories
Inorganic Chemistry

Metallic Solids of the Third Row

Science > Chemistry > Third Row Elements > Metallic solids of the Third Row In this article, we shall study properties metallic solids of third row. The metallic bond is defined as the force of attraction that binds metal cations to a number of mobile or delocalized electrons within its sphere of influence which holds […]

Categories
Inorganic Chemistry

Concept of Metallic Bond and Metallic Solids

Science > Chemistry > Third Row Elements > Concept of Metallic Bond and Metallic Solids In this article, we shall study the concept of metallic bond and metallic bonds in sodium, magnesium and aluminium crystals. Concept of Metallic Bond: The metallic bond is defined as the force of attraction that binds metal cations to a […]

Categories
Inorganic Chemistry

Oxidizing and Reducing Property of the Third Row Elements

Science > Chemistry > Third Row Elements > Oxidizing and Reducing Property of the Third Row Elements In this article, we shall discuss the trend in oxidizing and reducing property of third row elements. Oxidation: The process in which an atom, a molecule or an ion loses one or more electrons is called oxidation. It […]

Categories
Inorganic Chemistry

Metallic Character of Third Row Elements

Science > Chemistry > Third Row Elements > Metallic Character of Third Row Elements In this article, we shall study the trend im metallic character of third row elements. Metallic Character: The tendency of an atom to lose electrons to form positively charged ion is called its metallic character or electropositive character. Typically metals show […]