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Explain the following- A}Reactivity of Al …

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Explain the following- A}Reactivity of Al decreases if it is dipped in HNo3 B}Carbon cannot reduce the oxides of Na or Mg C}NaCl is not a conductor of electricity in solid state whereas it does conduct electicity in aqueous solution as well as in molten state D}Iron articles are galvanished.E} Metals like Na,K,Ca and Mg are never found in their free state in nature.

    • Posted by Harsh Kumar 5 years, 11 months ago

    CBSE > Class 10 > Science
    • 3 answers

    Ritika Kaushik 5 years, 11 months ago

    A)HNO3 is a good oxidising agent so when Al dipped in it its reactivity get decrease.B)C is less reactive then Na and Mg.C)in water nacl dissolve and form ions.E)because they are very reactivr

    1Thank You

    Jiya 08 5 years, 11 months ago

    A) it get oxidise B) carbon is less reactive then oxygen thus oxygen is use C) in liquid state it react with water and disociate H+ iona D) to protect them from corrosion E) bcz they r very reactive

    1Thank You

    Shirin .Pvt 5 years, 11 months ago

    @ankesh diksha ko pata hai??

    1Thank You

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