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TARGET PUBLICATION-p-BLOCK ELEMENTS-CRITICAL THINKING
- The element that does not exhibit allotropy is
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- Which of the following is INCORRECT about large scale preparation of n...
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- Concentrated HNO(3) reacts with I(2) to give :
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- In which of the following reactions does nitric acid acts as an oxidis...
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- Which pair of oxides of nitrogen is paramagnetic ?
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- In the catalytic oxidation of ammonia an oxide is formed which is used...
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- What are the products formed when NH(3) reacts with I(2) ?
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- Which of the following is one of the products formed when NH(3) reacts...
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- One mole of calcium phosphide on reaction with excess of water give:
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- Phoshine is evolved upon heating .
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- Which of the following pairs of gases is used to prepare Holme's signa...
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- Which statement is FALSE regarding NH(3) and PH(3) ?
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- Among the following , the CORRECT statement is .
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- Bottle of PCl(3) is kept stoppered because it
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- When PCl(3) reacts with H(2)SO(4) , sulphuryl chloride (SO(2)Cl(2)) is...
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- The hybridisation undergone by P in PX(3) and PX(5) are respectively.
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- Which of the following statements is INCORRECT for the structure of PC...
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- The final product of hydrolysis of P(4)O(10) is .
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- Which of the following oxoacids of phosphorus contains a P-P bond?
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- The melting point of oxygen is very low compare to that of sulphur be...
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