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Conductivity

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

ScienceA salt solution shows pH 7 and conducts electricity. It may be an example of which type of salt?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceA student says sodium chloride is neutral, so its solution will not have ions. Why is this wrong?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceIf an acid is less electrically conducting than another acid of the same concentration, what is the most appropriate conclusion?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Hard ScienceA sodium chloride solution has pH about 7 but conducts electricity. What idea does this clarify?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceIf blue litmus turns red in a solution and electric current also passes through it, which conclusion is strongest?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhy does aqueous sodium chloride conduct electricity even though it is neutral?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceWhich experiment gives the most direct evidence for the presence of ions in an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceWhy does an aqueous solution of sodium chloride conduct electricity even though it may be neutral?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceTwo acids have the same concentration. The first acid is a good conductor of electricity and the second is a weak conductor. What is the best reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceA solution conducts electricity but does not contain solid sodium chloride. What is the best reason for conductivity of an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7Medium ScienceAn aqueous sugar solution does not make a bulb glow, while an acidic solution does. What is the correct reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceBetween equal concentration solutions of hydrochloric acid and ethanoic acid, which will have higher electrical conductivity?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceWhat is the main purpose of adding a little acid during electrolysis of water?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium