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Chemical Safety

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

ScienceWhat chemical risk can occur by storing curd in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhy is it chemically unsafe to store curd or pickle in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhy is storing curd in a copper vessel not considered safe?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceAn aqueous solution feels soapy and shows pH 12. Why can touching it directly be dangerous?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhat chemical risk is there in storing sour substances in a brass vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceWhat is the chemical reason for avoiding storage of curd in copper or brass vessels?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceWhat risk may occur when curd is stored in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceIf a solution has pH close to 14 and feels slippery on skin, what is the safest conclusion?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceSour food should not be stored in copper vessels. What is the scientific reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceIf a student says acids are always dangerous and bases are always safe, what is the correct response?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy is there a risk of harmful substances forming when lemon juice is stored in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Hard ScienceA solution has pH close to 14. Why can touching it be dangerous?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6Easy ScienceWhy is it wrong to identify acidic and basic substances by directly tasting them?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy