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Water Of Crystallisation

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

ScienceBlue copper sulphate became white on heating and turned blue again on adding water. What was proved?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhy can the quality of plaster of Paris be spoiled by overheating gypsum?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhich substance contains water of crystallisation?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceWhy is plaster of Paris stored in a closed container away from moisture?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Easy ScienceOn heating blue vitriol, its blue colour turns white. On adding a few drops of water, the blue colour returns. What is the main reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13Medium ScienceWhen a drop of water is added to white anhydrous copper sulphate, the blue colour returns. What is the main reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceBlue crystals of copper sulphate become white on heating. What does this change prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceHow many molecules of water of crystallisation are present in washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Easy ScienceWhy may excessive heating of gypsum reduce the useful setting property of plaster of Paris?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceWashing soda crystals contain a fixed amount of water. What is this water called?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Easy ScienceBlue copper sulphate crystals become white on heating and turn blue again on adding water. What does this prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceBlue copper sulphate becomes white on heating and blue again on adding water. What does this prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhy do crystals of sodium carbonate lose some mass on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceWhy do blue copper sulphate crystals turn white on heating?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium ScienceWhich is the most correct meaning of water of crystallisation?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Easy ScienceWhite anhydrous copper sulphate turns blue when water drops are added. What does this prove?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Easy ScienceBlue copper sulphate becomes white on heating. What causes this change?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat is the correct meaning of water of crystallisation?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8Medium ScienceWhat is meant by water of crystallisation?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Easy