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Chemical Substances Nature And Behaviour

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhat colour does blue litmus turn in an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Easy ScienceWhich of the following substances produces hydrogen ions (H⁺) when dissolved in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhich of the following compounds forms a neutral solution when dissolved in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhich of the following substances can react with both acids and bases?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhich of the following salts is associated with a fixed number of water molecules and is called a hydrated salt?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceA student adds sodium hydroxide solution to an acidic solution to increase its pH. Which statement is correct during this process?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhy does blue copper sulphate become white on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceA student says that an antacid increases acidity in the stomach. What is the correct correction to this statement?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy SciencePlaster of Paris is made by heating which salt?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhat is a major use of bleaching powder?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceA farmer finds that the soil is acidic, resulting in poor crop growth. Which substance should be added to reduce the acidity of the soil?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceA student uses toothpaste to reduce the effect of acid on teeth. Which property of toothpaste causes this effect?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhich method is safest for diluting concentrated sulphuric acid in a laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhat colour does methyl orange become in a basic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceWhat happens to the colour of moist blue litmus paper when it is exposed to hydrogen chloride gas?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Easy ScienceHow can organic matter help improve basic soil?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceWhich of the following salts is known to form a neutral solution in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceAcid rain is generally considered to have pH below which value?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceA student chooses a substance to relieve acidity by neutralising excess hydrochloric acid in the stomach. Which of the following is suitable?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceA student tests an aqueous solution with a universal indicator and observes a green colour. The student says that the solution is acidic. What is the correct correction to this statement?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy