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Question 5 Why copper sulphate is blue in colour? … 1)var rocket_beacon_data = {"ajax_url":"https:\/\/classnotes.org.in\/wp-admin\/admin-ajax.php","nonce":"6bdef644d7","url":"https:\/\/classnotes.org.in\/category\/class-10\/acid-bases-and-salts

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Question 5 Explain the covalent bonding in Ethene. Question 6 Explain the covalent bonding in Ethyne. … 1)var rocket_beacon_data = {"ajax_url":"https:\/\/classnotes.org.in\/wp-admin\/admin-ajax.php","nonce":"6bdef644d7","url":"https:\/\/classnotes.org.in\/category\/class-10","is_mobile

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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 […]