Fsc part 2 online preparation for chemistry chapter 4 (Group VA and VIA Elements)

Online Short Questions For Chapter 4 "12th Class Chemistry Chapter 4 Short Questions Preparation "

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Chemistry - 12th Class Chemistry Chapter 4 Short Questions Preparation

Question # 1

How HNO3can be two metals which evolve hydrogen upon reaction with HNO3?

  • Ans 1: In laboratory,nitric acid is prepared by heating potassium nitrate crystals with concentrated sulphuric acid.
    KNO3(s)+ H2SO4(conc)---------->KHSO4(aq)+ HNO3(aq)
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Prepare Complete Set Wise Questions For Chapter 4 "12th Class Chemistry Chapter 4 Short Questions Preparation "

12th Class Chemistry Chapter 4 Short Questions Preparation - Set 1

Question # 1

How HNO3can be two metals which evolve hydrogen upon reaction with HNO3?

  • Ans 1: In laboratory,nitric acid is prepared by heating potassium nitrate crystals with concentrated sulphuric acid.
    KNO3(s)+ H2SO4(conc)---------->KHSO4(aq)+ HNO3(aq)
Submit

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4th Chapter

12th Class Chemistry Chapter 4 Preparation

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