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Class 10 Mcq

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

ScienceWhy does carbon mostly form covalent compounds?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 15Medium ScienceWhy does copper generally not give hydrogen gas with dilute acids?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceA metal gives a gas with acid and the gas gives a pop sound near a burning splint. Which conclusion about the metal is correct?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceWhy does copper generally not liberate hydrogen from dilute hydrochloric acid?Class 10Metals and Non-metalsReactivity seriesLevel 12Medium ScienceOne metal gives gas vigorously with acid while another gives no gas. What is mainly compared by this observation?Class 10Metals and Non-metalsReactivity seriesLevel 11Medium ScienceWhich metal is least likely to produce hydrogen gas with dilute acid?Class 10Chemical Substances – Nature and BehaviourLevel 11Medium ScienceWhat is the general nature of metal oxides?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 15Easy ScienceWhat is the general nature of non-metal oxides?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Easy ScienceWhat is the general nature of metal oxides?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Easy ScienceWhat is the general nature of metal oxides?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceWhy does copper metal generally not give hydrogen gas with dilute acids?Class 10Metals and Non-metalsReactivity seriesLevel 15Medium ScienceWhat is the correct reason for avoiding storage of curd in a copper vessel?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceWhy is the aqueous solution of non-metal oxides often acidic?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceWhy are metal oxides generally considered basic?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 14Medium ScienceIf copper metal does not give hydrogen gas with dilute acid, what is the most correct reason?Class 10Metals and Non-metalsReactivity seriesLevel 14Medium ScienceMagnesium gives gas rapidly with acid while silver generally does not. What is the reason?Class 10Metals and Non-metalsReactivity seriesLevel 13Medium ScienceWhy is gas not released every time a metal is added to an acidic solution?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 11Hard ScienceA sample gives a gas that turns lime water milky. On passing excess gas, the milkiness disappears. Which two calcium compounds form in order?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 10Hard ScienceMagnesium reacts faster with an acid than iron does. What does this show?Class 10Metals and Non-metalsReactivity seriesLevel 9Medium ScienceIn an experiment both hydrogen gas and carbon dioxide gas may form. What are the correct tests to identify them?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 9Medium