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JMD PUBLICATION-THE p-BLOCK ELEMENTS-Example
- What is the basicity of H3PO2 and why ?
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- Though nitrogen exhibits + 5 oxidation state, it does not form penta-h...
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- Why are pentahalides more covalent than trihalides ?
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- Why does ammonia act as a lewis base?
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- Why does NO2 dimerise ?
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- Draw the structure of N2O5. What is the covalency of nitrogen in N2O...
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- Why does nitrogen show catenation properties less than phosphorus ?
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- Why white or yellow phosphorus is always kept under water ?
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- Nitric oxide becomes brown when released in air. Explain why ?
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- NO (Nitric oxide) is paramagnetic in the gaseous slate but diamagnet...
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- Why does the reactivity of nitrogen differ from the phosphorus ?
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- Molecular nitrogen is not particularly and reactive. Why?
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- Describ chemistry of manufacture of ammonia by Haber's process and dis...
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- Describe Ostwald's process for the manufacture of nitric acid. Give ...
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- What is aqua regia ?
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- llustrate how copper metal can give different products on reaction w...
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- The HNH angle value is higher than HPH, HAsH and HSbH angles. Why
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- Explain why NH3 is basic but BiH3 is only feebly basic.
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- Why is oxygen a gas while sulphur is a solid at room temperature?
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- Sulphur shows +4 and +6 oxidation state in their compounds but oxyge...
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