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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- Which of the noble gases is radioactive ?
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- XeF6 has what geometry.
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- Hybridisation of Xe in XeF4, is
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- XePtF6 (yellow solid) was prepared by J.Thomson. true/false
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- XeF4 has tetrahedral shape.is it true or false ?
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- In the ring test for nitrate, which complex compound is formed?
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- What happens when concentrated sulphuric acid is added to formic acid ...
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- What is aquaregia ? How is it formed ?
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- What happens when ammonium chloride is heated with slaked lime?
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- Why is ammonia not dried by concentrated sulphuric acid ?
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- What is aquaregia ? How is it formed ?
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- Why ammonia gas is not collected by the displacement of water?
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- Which catalyst is used in the manufacture of ammonia by Haber's proces...
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- Write two uses of ammonia.
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- What happens when solid ammonium chloride is added to sodium aluminate...
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- Name three metals which are rendered passive to conc. HNO3.
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- What happens when NH4NO3 is heated (equation only) ?
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- Why do the elements of nitrogen family show almost zero electron affin...
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- Between N and O, which one has higher ionisation potential ?
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- Give the trend of electronegativity of elements of Group-VA.
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