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Washing Soda

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

ScienceWhy is washing soda used to soften hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6MediumScienceWashing soda softens hard water by removing which ions?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13EasyScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13EasyScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceHow does washing soda soften hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15MediumScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15EasyScienceHow does washing soda help soften hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14MediumScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14MediumScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13MediumScienceWashing soda helps soften hard water by removing which ions?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13MediumScienceHow does washing soda help soften hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12MediumScienceWhat is the chemical name of washing soda?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceWhich pair is correct?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14EasyScienceIf washing soda is added to hard water, what is the main benefit of insoluble substance formation?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 13MediumScienceWhich pair shows the correct common name and chemical name?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceWashing soda crystals become powdery when kept in open air. This is related to which phenomenon?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12MediumScienceWashing soda helps remove which ions from hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11MediumScienceWhen hard water is mixed with aqueous washing soda, hardness decreases. What is the main reason?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10MediumScienceWhich substance is useful in softening hard water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9MediumScienceWashing soda crystals become powdery when kept in open air. Which phenomenon does this illustrate?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Hard