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MODERN PUBLICATION-GROUP 17 ELEMNTS-EXCERCISE
- Melting point of NaCl is highest among NaF, NaCl, NaBr, NaI.(True/Fals...
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- HBr is stronger acid than HI. .(True/False)
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- Flourine is prepared by electrolysis. What is the liquid used and elec...
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- Electron affinity of flourine is less than that of chlorine Why ?
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- How will you convert SO2 into H2S ?
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- Glass apparatus is not used for isolation and storing of fluorine. (Tr...
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- Electron affinity of flourine is less than that of chlorine Why ?
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- Ketones can be prepared by :
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- Why HF cannot be stored in glass bottle ?
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- How bromine can be liberated from KBr Solution?
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- How many atoms of fluorine are there in 1.9 xx 10^(-6) gms of fluroine...
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- Which is oxidised in air?
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- The electronic configuration of halogen is
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- What is most electropositive halogen?
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- Explain what happens when HCl gas is passed through concentrated NaCl ...
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- HF is less volatile than HCl. Explain.
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- Discuss about the order of electron affinity of halogen elements.
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- How Buna-S is synthesized ?
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- What happens when H2O2 reacts with Cl2?
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- What happens when ethanol is treatd with conc. H(2)SO(4) at 443 K
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