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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 […]

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Question 1 Why HCl show acidic behaviour whereas glucose and alcohol do not show acidic behaviour? Question 2 Why does an aqueous solution of an acid conduct electricity? Question 3 Why does dry HCl gas not change the colour of the dry litmus paper? Question 4 Why does distilled water no conduct electricity whereas rain […]