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Online CBSE Class Notes, NCERT Solutions, Self Study material for Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12

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Reference Book Collins Revised English Grammar and Composition Class 7 Chapter Number Chapter 7 Chapter Name Expressing the Present Let’s Get Started: (Page 45) Write one sentence for each of the given situation: 1. A universal truth: Earth revolves around the Sun. 2. An ongoing action: We are playing football in the playground now. 3. […]

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Question 1 Name the first fully synthesised fibre? Question 2 What is nylon? Question 3 State the important properties of nylon? Question 4 Give the important uses of nylon? Question 5 Name the monomeric unit in nylon? Question 6 Why nylon is a thermoplastic polymer? Nylon It is the first fully synthetic fibre made by […]

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We are a team of educators who love to write and share knowledge with the world. We believe that education should be accessible to everyone and we aim to make a difference in the lives of our readers. We are passionate about teaching and learning, and we hope to inspire others to explore the world […]

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Question 1 What is an indicator? Question 2 Name the common indicators used to test acid, bases and salts? Question 3 What are olfactory indicators. Give examples? Question 4 What is the colour of Phenolphthalein in acidic and basic medium? Question 5 What is the colour of methyl orange in acidic and basic medium? Acid, Bases and […]

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Question 1 What is a salt? Give example? Question 2 Give the name and formula of any two salts. Also name the acids from which they are formed? Question 3 What is meant by family of salts? Question 4 Write the chemical name and formula of common salt? Question 5 How is common salt obtained […]