General Chemistry

Nomenclature of Acids, Bases and Hydrates

– In this subject, we will discuss the Nomenclature of Acids, Bases and Hydrates Nomenclature of Acids – An acid can be described as a substance that yields hydrogen ions (H+) when dissolved in water. (H+ is equivalent to one proton, and is often referred to that way.) – Formulas …

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Nomenclature of Molecular Compounds

How to Name Molecular Compounds – Unlike ionic compounds, Molecular compounds contain discrete molecular units. – They are usually composed of nonmetallic elements. – Many molecular compounds are binary compounds. – Naming binary molecular compounds is similar to naming binary ionic compounds. – We place the name of the first …

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Nomenclature of Ionic Compounds

– In this subject, we will discuss the Nomenclature of Ionic Compounds. Naming Compounds – In addition to using formulas to show the composition of molecules and compounds, chemists have developed a system for naming substances based on their composition. – we divided naming substances into three categories: (1) Nomenclature of …

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Atomic Number, Mass Number, and Isotopes

– In this subject, we will discuss the Atomic Number, Mass Number, and Isotopes: Definition, Formula, and Calculation Atomic number – All atoms can be identified by the number of protons and neutrons they contain. – The number of protons in the nucleus of each atom of an element is …

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Gas Pressure: Definition, Units, Measurement

– In this subject, we will discuss Gas Pressure: Definition, Units, Measurement    Key points of the Gas Pressure lesson :(Key points of this lesson (gas pressure Firstly, Pressure, force divided by area, provides a criterion of mechanical equilibrium for systems free to change their volume Secondly, Pressure is measured …

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