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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
- Arrange HClO4, HClO3, HCIO2 and HClO in increasing orders of their Aci...
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- Bond angle in PH4^+ is higher than that is PH3.
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- Give two examples of anomalous behaviour of fluorine?
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- Explain the bleaching action of Cl2.
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- Name two poisonous gases which can be prepared from chlorine gas.
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- Why does the reactivity of nitrogen differ from phosphorous?
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- Why does NH3 form hydrogen bond but PH3 does not?
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- Explain why NH3 is basic while BiH3 is only feebly basic.
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- Nitrogen exists as diatomic molecule and phosphorous as P4.
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- Sulphur is a solid while oxygen is a gas at room temperature why?
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- Name a aerosol that depletes ozone.
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- Why are halogens coloured?
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- Write balanced equations for the following: NaCl is heated with sulphu...
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- Write balanced equations for the following: Chlorine gas is passed int...
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- In the contact process for the manufacture of H2SO4 some amount of sul...
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- Why SO2 is a better reducing agent in alkaline medium as compared to t...
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- Account for the following Thermal stability of water is much higher th...
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- Why is white phosphorous more reactive than red phosphorous?
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- PH3 has lower boiling point than NH3. Why?
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- Account for the following: F2 is a strong oxidising agent.
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