How do you calculate the formula mass of NaCl and molecular mass of CH4? Formula mass Definition The term “FORMULA MASS” refers to the total atomic masses of the ions contained inside a formula unit of an ionic compound. NaCl Formula mass Calculating the formula mass of NaCl by taking the sum of atomic masses …
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Write a note on the Covalent bond? ANSWER: COVALENT BOND: INTRODUCTION: G.N Lewis proposed that atoms could attain stable electronic configuration by sharing electrons between them. Covalent Bond Definition: The bond which is formed by the mutual sharing of electrons is called a covalent bond. REPRESENTATION OF COVALENT BOND: The shared pair of electrons are …
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Multiple Choice Questions (MCQ’s) The simplest form of pure matter is Aqua Regia Natural Gas Metallic Copper Bleaching Powder Answer ) Metallic copper Brief Explanation : Metallic copper is the simplest form of pure matter, which consists of the same kind of copper atoms having the same atomic numbers and same chemical properties An impure …
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