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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।

ScienceAn iron grill is kept for one week under different conditions. Under which condition is it most likely to rust?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 6EasyScienceWhen magnesium burns, with which gas does it react to form magnesium oxide?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 6EasyScienceWhy are antioxidants added to food materials?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhich gas is filled in packets of chips to reduce rancidity?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhat is the process in which oils and fats develop an unpleasant taste and smell due to oxidation called?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhich two substances must be present for iron to rust?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhat is a reaction called in which one substance is oxidised and another substance is reduced simultaneously?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhat generally happens during reduction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceWhat generally happens during oxidation?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5EasyScienceFilling potato chips packets with nitrogen gas reduces which problem?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceWhy is food kept in airtight containers to reduce rancidity?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceRancidity is mainly caused by what?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceRusting of iron is closely related to which process?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceWhich gas is generally necessary for a combustion reaction in air?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceWhat happens to hydrogen in the reaction between copper(II) oxide and hydrogen?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceWhy does copper powder turn black when heated in air?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4EasyScienceWhen oxygen is removed from a substance, what does the substance generally undergo?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3EasyScienceWhen oxygen is added to a substance, what is the process called?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3EasyScienceBurning of natural gas is an example of which type of reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3EasyScienceWhy are chips packets filled with nitrogen gas?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Easy