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R SHARMA-THE P BLOCK ELEMENTS-QUESTION BANK
- Which of the following is a noncombustible hydride?
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- Which of the following hydries has the highest dipole moments?
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- The species CO, CN^(-),and NO^(+) which are isoelectronic with N(2), a...
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- Which of the following is an exothermic compound?
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- Combustion of hydrazine produces
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- Which of the following reactions are feasible for hydrazine?
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- Which of the following is correct for the azide (N(3)^(-)) ion?
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- The reaction between urea and nitrous acid produces
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- Which of the following nitrides exist as giant molecules?
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- Which of the following gases is evolved when urea is heated with NaOH?
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- NH(4)CI is used to clean metal surface because
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- In quantitative ananlysis ,ammonia is used to separate
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- which of the following reaction gives reasonably pure NO?
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- Which of the following allotropes of phosphorus is used in the manufac...
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- Yellow ammonium sulphide is obtained by passing H(2)S into
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- KIO(3) reacts with SO(2) in an acidic medium to produce.
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- The main source of iodine is
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- Silica reacts with HF to produce
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- Which of the following is the only exothermic oxide of chlorine?
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- Which of the following is not coloured?
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