2nd Year Chemistry Chapter 5 (The Helogens and Noble Gasses) Online Preparation

Online Short Questions For Chapter 5 "12th Class Chemistry Chapter 5 Short Questions Preparation "

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Chemistry - 12th Class Chemistry Chapter 5 Short Questions Preparation

Question # 1

Write any two use of Krypton?

  • Ans 1: Krypton is used to fill fluorescent tubes and in flash lamps for high speed photography.
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Prepare Complete Set Wise Questions For Chapter 5 "12th Class Chemistry Chapter 5 Short Questions Preparation "

12th Class Chemistry Chapter 5 Short Questions Preparation - Set 1

Question # 1

Write any two use of Krypton?

  • Ans 1: Krypton is used to fill fluorescent tubes and in flash lamps for high speed photography.
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12th Class Chemistry Chapter 5 Short Questions Preparation - Set 2

Question # 1

Why oxidizing power of F2is higher than other halogens?

  • Ans 1: Oxidizing power of F2is higher ,because it has low energy of dissociation and higher hydration energy of its ions,Due to the relative strength as oxidizing agents it is possible for each free halogens to oxidize the ions of other halogens next to it in the family.
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12th Class Chemistry Chapter 5 Short Questions Preparation - Set 3

Question # 1

What are noble gasses?Why are they inert?

  • Ans 1: Elements of group VIII-A are called noble gases because these elements are colourless odourless monatomic gases which are chemically unreactive.
    Noble gases are inert due to the completion of their outermost shell. These gases have complete electronic configuration and have filled duplet and octet.
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12th Class Chemistry Chapter 5 Preparation

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