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JMD PUBLICATION-THE p-BLOCK ELEMENTS-Example
- Why NH3 is less basic than PH3?
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- H3PO2 is monoprotic acid. Explain.
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- SO2 has zero dipole moment.
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- Oleum is pyrosulphuric acid.
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- SO2 acts as oxidising and reducing agent.
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- Why HF is a weak acid ?
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- Cynogen is a pseudohalogen.
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- Bond dissociation energy of F2 is less than Cl2.
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- In XeO3,O.S. Of Xe is +6.
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- Hydrolysis of XeF6 is a redox reaction.
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- Define inert pair effect.
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- Given reason: H3PO4 is triprotic acid but H3PO3 is diprotic acid. Why?
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- What is the basicity of H3PO3 ?
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- Why ammonia is a good complexing agent?
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- Explain why the first element of a group differ from other elements ...
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- Why does Nitrogen show anomalous behaviour in its group ?
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- Why is phosphorus solid and reactive, bnut nitrogen is a gas and inert...
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- Draw the structure of H2S2O7.
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- Why does NH3 form hydrogen bonds but PH3 does not ?
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- PH3 has lower boiling point than NH3. Why?
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