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Mole Concept

Science > Chemistry > Molecule and Molecular Mass > Mole Concept In this article, we are going to study very important concept of chemistry known as the mole concept. Berzelius Hypothesis: According to Dalton’s atomic theory atoms of different elements combine with each other in a simple whole number ratio, whereas Gay Lussac’s law of […]

Physical Chemistry

Molecular Mass by Victor Meyer’s Method

Post author By Hemant More
Post date June 3, 2020
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Science > Chemistry > Molecule and Molecular Mass > Molecular Mass by Victor Meyer’s Method In the last few articles, we have studied the molar volume method, Regnault’s method, Graham’s diffusion law method, and ideal gas equation method to determine molecular mass. In this article, we shall study Victor Meyer’s method to determine the molecular […]

Physical Chemistry

Molecular Mass Using Ideal Gas Equation

Post author By Hemant More
Post date June 3, 2020
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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 […]

Physical Chemistry

Molecular Mass Using Graham’s Law of Diffusion

Post author By Hemant More
Post date June 3, 2020
2 Comments on 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 […]

Physical Chemistry

Molecular Mass by Regnault’s Method

Post author By Hemant More
Post date June 3, 2020
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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 […]

Inorganic Chemistry

Hydroxides of the Third Row Elements

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Post date June 2, 2020
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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 […]

Inorganic Chemistry

Oxides of the Third Row Elements

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Post date June 2, 2020
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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, […]

Inorganic Chemistry

Molecular Solids of the Third Row

Post author By Hemant More
Post date June 2, 2020
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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 […]

Inorganic Chemistry

Metallic Solids of the Third Row

Post author By Hemant More
Post date June 1, 2020
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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 […]

Inorganic Chemistry

Concept of Metallic Bond and Metallic Solids

Post author By Hemant More
Post date June 1, 2020
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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 […]