basic concepts of chemistry

Chemical Formula | Difference between Empirical Formula and Molecular Formula – Chemistry Notes

64 Comments / basic chemistry, chemistry, fundamentals of chemistry, fundamentals of chemistry, Stoichiometry

What is Chemical Formula? The symbolic representation of a compound that shows elements in the compound and also the ratio of their atoms is called chemical formula. As elements are represented by symbols . Similarly, compounds are symbolically represented by chemical formulas . CHEMICAL FORMULAS : Calcium Carbonate = CaCO3 Water = H2O Sulphuric acid …

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Class 11 Chapter 1 Some Basic Concepts of Chemistry Important mcq with answers and Explanation

18 Comments / basic chemistry, chemistry, Stoichiometry

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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