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Hydroxide Ions

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

ScienceWhy does pH increase when hydroxide ions are added to an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14MediumScienceA substance dissolves in water to produce hydroxide ions and feels soapy to touch. Which class does it belong to?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13EasyScienceA 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 13MediumScienceWhich salt solution is more likely to show basic nature in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12HardScienceWhich solution is most likely to have the highest concentration of hydroxide ions?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11MediumScienceWhich statement about bases is the most correct?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6EasyScienceWhich aqueous solution is expected to produce the highest amount of hydroxide ions?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6MediumScienceWhich ions do bases produce in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceWhy does pH increase when hydroxide ions are added to an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15MediumScienceIf hydroxide ions are slowly added to an acidic solution, why will its pH increase?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14MediumScienceWhy does pH increase when hydroxide ions are added to an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13MediumScienceTurmeric turns reddish-brown and red litmus turns blue in a solution. Which ion is likely to be in excess?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13EasyScienceMethyl orange is yellow and phenolphthalein is pink in a solution. Which ion is likely to be in excess?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12MediumScienceIf hydroxide ions are added to an acidic solution, what change will occur first?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12MediumScienceWhy does pH increase when hydroxide ions are added to an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11MediumScienceIf a basic solution is diluted with water, in which direction will its pH move?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11MediumSciencePhenolphthalein becomes pink and turmeric becomes reddish-brown in a solution. Which ion is likely to be in excess?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10MediumScienceIf the pH of a basic solution changes from 12 to 9, which statement about the effect of hydroxide ions is most correct?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10HardScienceIf a solution has more hydroxide ions and fewer hydrogen ions, what colour may universal indicator show?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9MediumScienceWhat is the basic reason for water formation in an acid-base reaction?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium