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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।

ScienceWhat type of smell is generally found in the ester formed from ethanoic acid and ethanol?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 15Medium ScienceWhy do saturated hydrocarbons generally not undergo addition reactions?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhich is considered more reactive between ethane and ethene and why?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhat is the importance of a functional group in carbon compounds?Class 10Carbon and its CompoundsFunctional groupsLevel 15Medium ScienceWhy do detergents work better than soap in hard water?Class 10Carbon and its CompoundsSoaps and detergentsLevel 15Medium ScienceWhy does soap produce less foam in hard water?Class 10Carbon and its CompoundsSoaps and detergentsLevel 15Medium ScienceWhat is the importance of micelle formation in the cleansing action of soap?Class 10Light Reflection and RefractionImage formationLevel 15Medium ScienceHow can a soap molecule interact with both oil and water?Class 10Carbon and its CompoundsSoaps and detergentsLevel 15Medium ScienceWhich pair has the same functional group?Class 10Carbon and its CompoundsFunctional groupsLevel 15Easy ScienceWhat is the functional group of carboxylic acids?Class 10Carbon and its CompoundsFunctional groupsLevel 15Medium ScienceWhat is the functional group of the alcohol series?Class 10Carbon and its CompoundsFunctional groupsLevel 15Easy ScienceWhy do members of a homologous series have similar chemical properties?Class 10Carbon and its CompoundsFunctional groupsLevel 15Easy ScienceWhat is the usual difference between two consecutive members of a homologous series?Class 10Carbon and its CompoundsFunctional groupsLevel 15Easy ScienceWhy does butane show isomerism?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhy is sufficient oxygen necessary for complete combustion of methane?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhy can unsaturated hydrocarbons give a more sooty flame?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhich gas is released when sodium metal reacts with ethanol?Class 10Carbon and its CompoundsFunctional groupsLevel 15Medium ScienceWhich test is useful to distinguish ethanol and ethanoic acid?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 15Medium ScienceWhy is ethanoic acid considered a weak acid?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 15Medium ScienceWhich gas is released when sodium carbonate is added to ethanoic acid?Class 10Chemical Substances – Nature and BehaviourCarbon and its CompoundsLevel 15Easy