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UNITED BOOK HOUSE-SET-8-Exercise
- Aspirin is an acetyl derivative of:
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- Which one of the following is an antacid?
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- What quantity of electricity infaraday is required to produce 36 gm of...
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- What is the difference between sol and gel?
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- Mention a practical application of Tyndall effect.
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- Which one between Lu(OH)3 & La(OH)3 is more basic?
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- Zn^(2+) ion is colourless why?
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- What is antibiotic? Give example?
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- What is osmotic pressure? State one application of reverse osmosis.
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- What is colligative property? Give example?
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- Write two differeneces between physisorption and chemisorption.
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- Mention the factors affecting Tyndall effect.
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- Why does the PCl5 exist but NC5 does not?
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- NH3 is stronger base than PH3 why?
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- Why do transition elements have a greater tendency to form co-ordinate...
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- Explain free radial mechanism of polymerisation with example.
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- What is sehottky defect?
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- Copper crystallises in face centred cubic lattice. Calculate the numbe...
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- What is Frenkel Defect?
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- The density of a metal (atomic mass = 60.2) with face centred cubic la...
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