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Oxidation

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

ScienceWhat is the main chemical cause of rancidity in oily food?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Easy ScienceWhich pair shows oxidation first and reduction second?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Easy ScienceIn a chemical reaction, oxygen is removed from substance A and the same oxygen is added to substance B. What is the most appropriate classification of this reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Medium ScienceWhich fact should be considered while identifying a similarity between respiration and combustion?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceIf a food packet contains more oxygen and is stored at a higher temperature, which problem becomes more likely?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhy are antioxidants useful in foods containing oils and fats?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Medium ScienceHow does filling nitrogen in chips packets affect the role of oxygen?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Medium ScienceWhich process can become faster when edible oil is kept in an open bottle and exposed to oxygen in air?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhich of the following reactions involves both oxidation and reduction occurring simultaneously?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Medium ScienceIn which situation is a substance oxidised?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceOne substance loses oxygen and another substance gains that oxygen. What is the most accurate term for this reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhy is the conversion of copper oxide into copper called reduction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Easy ScienceIn the reaction CuO + H₂ → Cu + H₂O, the formation of water proves the oxidation of which substance?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Medium ScienceWhat is the similarity between combustion and respiration?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceHow do antioxidants help keep foods containing oils and fats fit for consumption for a longer time?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceFilling chips packets with nitrogen gas reduces which chemical problem?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceWhy does rancidity occur faster when oily food is kept in warm, open air?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceWhy is rusting of iron considered an example of slow oxidation?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceWhat is a reaction called in which hydrogen is removed from a substance or oxygen is added to it?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Easy ScienceWhat is the process called in which hydrogen is added to a substance or oxygen is removed from it?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard