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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
- Why conc. sulphuric acid is always diluted by adding sulphuric acid to...
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- Compare the acidic strength of HClO4, HClO3, HClO2, HClO. Give reasons...
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- Name the Scientist who prepared the first compound of noble gases.
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- Why are halogens coloured ?
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- What is the oxidation number of central atom K3[Al (C2O4)3]
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- Why does concentrated sulphuric acid has high boiling point?
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- Fluorine exhibits only - 1 oxidation state whereas other halogens exhi...
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- Molecular nitrogen N2 is not particularly reactive. Explain
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- What is the oxidation number of central atom [Cu Br2 (H2O) (NH3) ]
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- Write the IUPAC name of : [Ag (NH3)2 ]Cl
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- Write the IUPAC name of : [Co Cl2 (NH3)4 ]Cl
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- What are interhalogen compounds ? Give example.
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- Yeast is used in the production of:
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- What happens when ammonia reacts with Na.
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- What happens when ammonia reacts with CO2.
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- Account for the following : NH3 is a stronger base than PH3.
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- How would you account for the following : Sulphur has a great tendency...
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- Account for the following : Bond energy of F2 is less than Cl2.
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- NCl3 is an endothermic compound while NF3 is an exothermic compound. e...
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- How would you account for the following : XeF2 is a linear molecule wi...
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