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Ph Scale

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

ScienceIf pH is less than 7, then the solution is what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy ScienceA solution with pH value 7 is considered what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy ScienceA solution with pH less than 7 is what type of solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy ScienceA solution with pH less than 7 is generally what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy ScienceA solution with pH greater than 7 is generally what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy ScienceA salt solution shows pH 9. It is more likely formed from what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Expert ScienceThe pH of a solution changes from 4 to 2. What happened to the hydrogen-ion concentration?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Hard ScienceIn which order does acidity decrease and basicity increase?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Easy ScienceA student measures the pH of four solutions: 2, 6, 7, and 11. Which solution will have the highest hydroxide ion concentration?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceTo protect tooth enamel from decay, pH should be prevented from falling below which approximate value?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceAn acidic solution has pH 2 and another acidic solution has pH 5. How many times higher is the hydrogen ion concentration in the first solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Hard ScienceWhat change in nature is shown when the pH of a solution changes from seven to eleven?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhich solution is most likely to have the highest concentration of hydrogen ions?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceIf a solution has a very low pH value, which statement is correct about it?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceIf the pH of a solution increases from 3 to 6, what happens to its acidic nature?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6Hard ScienceWhat colour does universal indicator give in a neutral solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Easy ScienceWhich colour does universal indicator generally give in a neutral solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Easy ScienceGreen colour of universal indicator generally represents which solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceThe pH of a solution changes from 2 to 5. What happens to the hydrogen ion concentration?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Hard ScienceIf a solution changes from pH 4 to pH 7, what happens to hydrogen ion concentration?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium