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RELATED QUESTIONS

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।

ScienceWhich substance can absorb an acidic gas and form a salt?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceBlue litmus turns red in a solution, and bubbles form when chalk powder is added to it. What is the correct conclusion?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy is there a risk of harmful substances forming when lemon juice is stored in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceOn heating a sample, water droplets appear and its colour changes. This may identify what kind of salt?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat will be the nature of sodium carbonate formed by heating baking soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceThe gas from an acid-metal reaction is collected in soap bubbles and burns with a pop sound. What does this confirm?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceIf a student first takes acid in a beaker and then adds water while diluting acid, what is the main mistake?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy can relief methods for an ant sting and a scorpion sting be different?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceWhy would it be wrong to call a solution with pH 8 neutral?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat can happen to setting if too much water is used while making a plaster of Paris statue?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceA sample turns red litmus blue but does not give carbon dioxide when acid is added. What could it be?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceWhich statement correctly relates acid rain and carbonate rocks?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat is the main process behind the decrease in pH during tooth decay?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceIf soil has very low pH and too much lime is added, what problem may occur?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat is the major risk of storing sodium hydroxide in an acid bottle?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy may washing soda crystals gradually appear like a white powder when left exposed to air?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceIf an acid solution has very little water, why may its electrical conductivity appear low?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy do acidic properties become clear when hydrogen chloride gas dissolves in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceMethyl orange turns yellow and phenolphthalein turns pink in a solution. What is the nature of the solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Easy ScienceWhy can prolonged strong heating of gypsum form more anhydrous calcium sulphate instead of plaster of Paris?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium