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

ScienceWhat is a substance used to identify acids and bases called?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhich type of substance generally has a sour taste?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhat colour does red litmus paper turn in a basic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhat colour does blue litmus paper turn in an acidic solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhy should acids or bases not be identified by taste in a laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Medium ScienceIn a solution, red litmus turns blue and turmeric becomes reddish-brown. Which ion is likely to be in excess?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Medium ScienceWhy should acids or bases not be identified by taste in a laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Easy ScienceWhy should acids and bases not be identified by taste in a laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceWhy should acids or bases not be identified by taste in a laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceWhy can it be wrong to decide whether a colourless solution is an acid or a base just by looking at it?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Medium ScienceWhy is identifying an acid by taste unacceptable in the laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Easy ScienceWhy is it not correct to identify a colourless solution as acid or base only by looking at it?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Easy ScienceWhy is it wrong to identify an acid by taste in the laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Easy ScienceA question asks to identify an acid or base only by taste. What is the correct exam-based response?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Easy SciencePhenolphthalein is pink and methyl orange is yellow in a solution. What is the nature of the solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Easy ScienceA question says acids and bases should be identified only by colour. What is the most correct exam-based answer?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceA student says identifying acids by taste is the simplest method. Why is this idea wrong in the laboratory?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceMethyl 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 12Medium ScienceA question suggests using only taste to identify acids, bases, and salts. What is the most correct response from an exam point of view?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Easy SciencePhenolphthalein is colourless and methyl orange is red in a solution. What is the nature of this solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium