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Copper Sulphate

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

ScienceWhat causes the blue colour of copper sulphate crystals?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhy does the blue colour of copper sulphate crystals disappear on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceWhy does copper sulphate become white on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceWhat causes the blue colour of copper sulphate crystals?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceA blue crystalline salt becomes white on heating and turns blue again on adding water. What does this prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceA blue salt becomes white on heating and turns blue again when water is added. Which salt could it be?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceBlue copper sulphate gives a white substance on heating. Its colour returns when water is added. What does this prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceWhy does the blue colour return when water is added after heating blue copper sulphate crystals?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7Medium ScienceBlue copper sulphate crystals turn white on heating. This change occurs due to removal of what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6Medium ScienceWhen blue copper sulphate is heated, a white solid is formed. This change occurs due to the loss of what?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceIn which substance is the presence of water of crystallisation easily shown by colour change?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhite anhydrous copper sulphate turns blue when water is added. What does this show?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceWhy does the blue colour return when water is added to white copper sulphate?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhy do blue copper sulphate crystals turn white on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7Medium ScienceWhat does water of crystallisation mean?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7Medium ScienceWhat colour appears when water is added to white anhydrous copper sulphate?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Easy ScienceWhat colour do blue copper sulphate crystals become on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Easy ScienceWhat happens when water is added to white anhydrous copper sulphate?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceA clean iron nail is placed in blue copper sulphate solution. A reddish-brown coating forms and the solution turns light green. Which conclusion is correct?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceA student placed an iron nail in blue copper sulphate solution. The solution gradually turned green and a reddish-brown coating appeared on the nail. Which statement is correct?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium