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Showing posts with the label ChemistryShow all
Properties of Compounds and it's work
NDA / Chemistry 🧪 Lesson 02 Elements,Mixtures and compounds 2. Compounds A compound is a substance made up of two or more elements chemically combin…
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States of Matter and its example
NDA / Chemistry 🧪 Lesson 02 Elements,Mixtures and compounds MATTER Anything that occupies space and possesses mass is termed as matter. Matter is …
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Which of the following substances undergo chemical changes on heating?
NDA / Chemistry 🧪 Lesson 01 PHYSICAL AND CHEMICAL CHANGES. practice exercise 1. Which of the following is a chemical change? (a, Evaporation (c) S…
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What is physical change?Some facts about the physical changes are
NDA / Chemistry 🧪 Lesson 01 PHYSICAL AND CHEMICAL CHANGES. Generally 1-2 questions are asked from this chapter. Question…
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