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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
- How will you manufacture ammonia by Haber process?
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- Write any two uses of inert gases.
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- State the hybridisation of the central atom and draw the structure of ...
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- The first ionisation enthalpy of nitrogen is higher than that of oxyge...
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- Give the laboratory preparation of sulphur dioxide and write the chemi...
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- SF4 is easily hydrolysed whereas SF6 is not easily hydrolysed. Why ?
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- Although electron gain enthalpy of fluorine is less negative as compar...
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- Dry chlorine does not act as a bleaching agent. Why?
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- Why is H3PO4 tribasic and H3PO3 dibasic?
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- Why ICI is more reactive than I2 ?
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- Nitrogen exists as diatomic molecule and phosphorus as P4. Why ?
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- Describe the manufacture of H2SO4 by contact process?
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- Give reasons for the following: Chlorine has higher electron gain enth...
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- Give reasons for the following: Noble gases have very little tendency ...
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- Give reasons for the following: Elements of group 16 are more electron...
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- Though nitrogen exhibits + 5 oxidation state, it does not form penta-h...
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- Give reasons for the following: Sulphur vapour is paramagnetic.
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- Give reasons for the following: Moist chlorine is powerful bleaching a...
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- Describ chemistry of manufacture of ammonia by Haber's process and dis...
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- What are interhalogen compounds ? Give example.
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