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Introduction: HNO3, is a chemical of great commercial importance. There are three important methods for its manufacture. METHODS OF PREPARATION Laboratory method:From potassium nitrate (KNO3):HNO3, can be prepared on large …
HNO3 | Preparation, properties, acidic property | Read MoreUses of sulphuric acid. Sulphuric acid is the king of chemicals. It is used in almost all the industries. Industrial development of a country can be best estimated from the …
uses of sulphuric acid | Structure | Read Moresio2 structure. Carbon and silicon have four electrons in their valence shells. They are both tetravalent. It means that the structure of CO2 and SiO2 should be similar. But the …
sio2 structure | giant structure or important points | Read MoreAllotropes of phosphorus Phosphorus exists in at least six allotropic forms which are all solids at room temperature. Anyhow, we will mention only three: White phosphorus Red phosphorus Black phosphorus …
Allotropes of phosphorus | White Red Black Phosphorus | Read MoreDefinition: The vaporization of a solid directly on heating without passing through the liquid phase and condensation of these vapors on cooling to solid without passing through a liquid phase …
Sublimation | Definition Process of sublimation | Read MorePERIODIC LAW: Mendeleev interpreted this relation between elements on the basis of Periodic Law which he Stated as: “The properties of the element are a periodic function of their atomic …
Mendeleev’s periodic table and law Read MoreKinetically the crystalline solids can be interpreted as follows: Attractive Forces: The attractive forces among the molecules are maximum due to the closest packing of the molecules. Rigidity: The molecules …
Kinetic molecular interpretation of solids Read MoreProperties of Liquids: There are some simple properties of liquids e.g.” dispersion, pressure, development, movement atoms, spaces between them, intermolecular powers, and active vitality in view of dynamic sub-atomic hypothesis.” …
What is the properties of liquid Read MoreThe Galvanic Cell: I have learned that, when a Zn rod is dipped into a copper (II) sulfate solution, zinc atoms are oxidized to zinc ions and copper (II) ions …
Galvanic cells explained Read MoreFactors Affecting Enzyme Activity: Enzymes are very sensitive to the environment in which they work, Any factor that can change the chemistry or shape of the enzyme molecule can affect …
Briefly describe the factors that affect the activity of enzymes? Read More