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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
- Draw the structures of the following molecule : (HPO3)3
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- Draw the structures of the following molecule : XeF4
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- Why is helium used in diving apparatus?
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- Explain the following : Fluorine does not show positive oxidation st...
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- Account for the following: Oxygen shows catenation behaviour less than...
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- Draw the molecular structure of the following : XeF2
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- Draw the structures of the following molecule : H2S2O8
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- Draw flow chart for Haber's process fore the manufacture of ammonia.
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- Compounds of nitrogen, phosphorus and sulphur such as ammonia, phospho...
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- what is the contact process for the manufacture of sulphuric acid.
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- Write method of preparation of H2SO4 acid by Contact process.
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- What are amphoteric oxides? give two examples of amphoteric oxides?
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- Account for the following: Iron on reaction with HCl forms FeCl2 and n...
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- Give the chemistry of brown ring test.
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- Mention the conditions required to maximise the yield of ammonia in it...
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- Which form of sulphur shows paramagnetic behaviour and why ?
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- Unlike HCl, why HBr cannot be prepared by the action of concentrated s...
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- Write the reaction of white P with NaOH solution .
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- Write the IUPAC name of : [Fe (en)3 ]Cl3
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- Explain the manufacture of sulphuric acid by contact process.
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